20d6fc50d67624b84a40505ef1e340c6f2affb01da0e4dcd3195fce26f95f875

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
26/01/2024, 18:00

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General

Target

7803a778b8973e6e250f4cb8547c5023.exe
Size

1006KB
MD5

7803a778b8973e6e250f4cb8547c5023
SHA1

4a752f28feafc53a6a5cddd22243f5966b072731
SHA256

20d6fc50d67624b84a40505ef1e340c6f2affb01da0e4dcd3195fce26f95f875
SHA512

4203ef38c175c32b74fcc3b0fc440ac5a462ddb2ebb747ed58ac146b4719ac7916b4331e6390f8519e7faf1673f259355e6d66d5364ae009db8f378768bc88eb
SSDEEP

24576:mRBlwE6T4RGVraavsBUeTrb8a3RfOqfbe:mhwrT4AVuqe/YqOoa

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2368-1-0x0000000000400000-0x0000000000542000-memory.dmp	upx
behavioral1/memory/1684-0-0x0000000000400000-0x0000000000542000-memory.dmp	upx
behavioral1/memory/1684-16-0x0000000000400000-0x0000000000542000-memory.dmp	upx
behavioral1/memory/2368-21-0x0000000000400000-0x0000000000542000-memory.dmp	upx
behavioral1/memory/2368-28-0x0000000000400000-0x0000000000542000-memory.dmp	upx
behavioral1/memory/1684-48-0x0000000000400000-0x0000000000542000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Runonce = "C:\\Windows\\system32\\runouce.exe"	7803a778b8973e6e250f4cb8547c5023.exe

Enumerates connected drives 3 TTPs 21 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)	\??\L:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\M:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\T:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\W:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\G:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\H:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\K:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\N:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\E:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\O:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\Q:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\R:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\Y:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\Z:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\J:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\P:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\S:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\U:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\V:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\X:	7803a778b8973e6e250f4cb8547c5023.exe
File opened (read-only)	\??\I:	7803a778b8973e6e250f4cb8547c5023.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\runouce.exe	7803a778b8973e6e250f4cb8547c5023.exe
File opened for modification	C:\WINDOWS\SysWOW64\RUNOUCE.EXE	7803a778b8973e6e250f4cb8547c5023.exe
File opened for modification	C:\Windows\SysWOW64\runouce.exe	7803a778b8973e6e250f4cb8547c5023.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2368	7803a778b8973e6e250f4cb8547c5023.exe

Suspicious behavior: MapViewOfSection 22 IoCs

pid	Process
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe
2368	7803a778b8973e6e250f4cb8547c5023.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2368	7803a778b8973e6e250f4cb8547c5023.exe
Token: SeTakeOwnershipPrivilege	1684	7803a778b8973e6e250f4cb8547c5023.exe
Token: SeRestorePrivilege	1684	7803a778b8973e6e250f4cb8547c5023.exe
Token: SeBackupPrivilege	1684	7803a778b8973e6e250f4cb8547c5023.exe
Token: SeChangeNotifyPrivilege	1684	7803a778b8973e6e250f4cb8547c5023.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 2368	1684	7803a778b8973e6e250f4cb8547c5023.exe	6
PID 1684 wrote to memory of 2368	1684	7803a778b8973e6e250f4cb8547c5023.exe	6
PID 1684 wrote to memory of 2368	1684	7803a778b8973e6e250f4cb8547c5023.exe	6
PID 1684 wrote to memory of 2368	1684	7803a778b8973e6e250f4cb8547c5023.exe	6
PID 1684 wrote to memory of 2368	1684	7803a778b8973e6e250f4cb8547c5023.exe	6
PID 1684 wrote to memory of 2368	1684	7803a778b8973e6e250f4cb8547c5023.exe	6
PID 1684 wrote to memory of 2368	1684	7803a778b8973e6e250f4cb8547c5023.exe	6
PID 2368 wrote to memory of 388	2368	7803a778b8973e6e250f4cb8547c5023.exe	26
PID 2368 wrote to memory of 388	2368	7803a778b8973e6e250f4cb8547c5023.exe	26
PID 2368 wrote to memory of 388	2368	7803a778b8973e6e250f4cb8547c5023.exe	26
PID 2368 wrote to memory of 388	2368	7803a778b8973e6e250f4cb8547c5023.exe	26
PID 2368 wrote to memory of 388	2368	7803a778b8973e6e250f4cb8547c5023.exe	26
PID 2368 wrote to memory of 388	2368	7803a778b8973e6e250f4cb8547c5023.exe	26
PID 2368 wrote to memory of 388	2368	7803a778b8973e6e250f4cb8547c5023.exe	26
PID 2368 wrote to memory of 400	2368	7803a778b8973e6e250f4cb8547c5023.exe	25
PID 2368 wrote to memory of 400	2368	7803a778b8973e6e250f4cb8547c5023.exe	25
PID 2368 wrote to memory of 400	2368	7803a778b8973e6e250f4cb8547c5023.exe	25
PID 2368 wrote to memory of 400	2368	7803a778b8973e6e250f4cb8547c5023.exe	25
PID 2368 wrote to memory of 400	2368	7803a778b8973e6e250f4cb8547c5023.exe	25
PID 2368 wrote to memory of 400	2368	7803a778b8973e6e250f4cb8547c5023.exe	25
PID 2368 wrote to memory of 400	2368	7803a778b8973e6e250f4cb8547c5023.exe	25
PID 2368 wrote to memory of 436	2368	7803a778b8973e6e250f4cb8547c5023.exe	24
PID 2368 wrote to memory of 436	2368	7803a778b8973e6e250f4cb8547c5023.exe	24
PID 2368 wrote to memory of 436	2368	7803a778b8973e6e250f4cb8547c5023.exe	24
PID 2368 wrote to memory of 436	2368	7803a778b8973e6e250f4cb8547c5023.exe	24
PID 2368 wrote to memory of 436	2368	7803a778b8973e6e250f4cb8547c5023.exe	24
PID 2368 wrote to memory of 436	2368	7803a778b8973e6e250f4cb8547c5023.exe	24
PID 2368 wrote to memory of 436	2368	7803a778b8973e6e250f4cb8547c5023.exe	24
PID 2368 wrote to memory of 484	2368	7803a778b8973e6e250f4cb8547c5023.exe	23
PID 2368 wrote to memory of 484	2368	7803a778b8973e6e250f4cb8547c5023.exe	23
PID 2368 wrote to memory of 484	2368	7803a778b8973e6e250f4cb8547c5023.exe	23
PID 2368 wrote to memory of 484	2368	7803a778b8973e6e250f4cb8547c5023.exe	23
PID 2368 wrote to memory of 484	2368	7803a778b8973e6e250f4cb8547c5023.exe	23
PID 2368 wrote to memory of 484	2368	7803a778b8973e6e250f4cb8547c5023.exe	23
PID 2368 wrote to memory of 484	2368	7803a778b8973e6e250f4cb8547c5023.exe	23
PID 2368 wrote to memory of 492	2368	7803a778b8973e6e250f4cb8547c5023.exe	22
PID 2368 wrote to memory of 492	2368	7803a778b8973e6e250f4cb8547c5023.exe	22
PID 2368 wrote to memory of 492	2368	7803a778b8973e6e250f4cb8547c5023.exe	22
PID 2368 wrote to memory of 492	2368	7803a778b8973e6e250f4cb8547c5023.exe	22
PID 2368 wrote to memory of 492	2368	7803a778b8973e6e250f4cb8547c5023.exe	22
PID 2368 wrote to memory of 492	2368	7803a778b8973e6e250f4cb8547c5023.exe	22
PID 2368 wrote to memory of 492	2368	7803a778b8973e6e250f4cb8547c5023.exe	22
PID 2368 wrote to memory of 500	2368	7803a778b8973e6e250f4cb8547c5023.exe	21
PID 2368 wrote to memory of 500	2368	7803a778b8973e6e250f4cb8547c5023.exe	21
PID 2368 wrote to memory of 500	2368	7803a778b8973e6e250f4cb8547c5023.exe	21
PID 2368 wrote to memory of 500	2368	7803a778b8973e6e250f4cb8547c5023.exe	21
PID 2368 wrote to memory of 500	2368	7803a778b8973e6e250f4cb8547c5023.exe	21
PID 2368 wrote to memory of 500	2368	7803a778b8973e6e250f4cb8547c5023.exe	21
PID 2368 wrote to memory of 500	2368	7803a778b8973e6e250f4cb8547c5023.exe	21
PID 2368 wrote to memory of 592	2368	7803a778b8973e6e250f4cb8547c5023.exe	20
PID 2368 wrote to memory of 592	2368	7803a778b8973e6e250f4cb8547c5023.exe	20
PID 2368 wrote to memory of 592	2368	7803a778b8973e6e250f4cb8547c5023.exe	20
PID 2368 wrote to memory of 592	2368	7803a778b8973e6e250f4cb8547c5023.exe	20
PID 2368 wrote to memory of 592	2368	7803a778b8973e6e250f4cb8547c5023.exe	20
PID 2368 wrote to memory of 592	2368	7803a778b8973e6e250f4cb8547c5023.exe	20
PID 2368 wrote to memory of 592	2368	7803a778b8973e6e250f4cb8547c5023.exe	20
PID 2368 wrote to memory of 668	2368	7803a778b8973e6e250f4cb8547c5023.exe	19
PID 2368 wrote to memory of 668	2368	7803a778b8973e6e250f4cb8547c5023.exe	19
PID 2368 wrote to memory of 668	2368	7803a778b8973e6e250f4cb8547c5023.exe	19
PID 2368 wrote to memory of 668	2368	7803a778b8973e6e250f4cb8547c5023.exe	19
PID 2368 wrote to memory of 668	2368	7803a778b8973e6e250f4cb8547c5023.exe	19
PID 2368 wrote to memory of 668	2368	7803a778b8973e6e250f4cb8547c5023.exe	19
PID 2368 wrote to memory of 668	2368	7803a778b8973e6e250f4cb8547c5023.exe	19
PID 2368 wrote to memory of 736	2368	7803a778b8973e6e250f4cb8547c5023.exe	18

C:\Users\Admin\AppData\Local\Temp\7803a778b8973e6e250f4cb8547c5023.exe
"C:\Users\Admin\AppData\Local\Temp\7803a778b8973e6e250f4cb8547c5023.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Users\Admin\AppData\Local\Temp\7803a778b8973e6e250f4cb8547c5023.exe
  "C:\Users\Admin\AppData\Local\Temp\7803a778b8973e6e250f4cb8547c5023.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2368

C:\Windows\system32\sppsvc.exe
C:\Windows\system32\sppsvc.exe
1⤵
PID:2160

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
1⤵
PID:2360

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1096

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1356

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1324

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1232

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
1⤵
PID:340

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:1020

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService
1⤵
PID:300

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService
1⤵
PID:988

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs
1⤵
PID:856

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
1⤵
PID:808

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:736

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS
1⤵
PID:668

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch
1⤵
PID:592

C:\Windows\system32\lsm.exe
C:\Windows\system32\lsm.exe
1⤵
PID:500

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:492

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
PID:484

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:436

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:400

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

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:\Windows\SysWOW64\runouce.exe

Filesize
10KB

MD5
e7aa8bc50a93af0517dfdf3790ad2600

SHA1
89cd162bf5c889ff50cde7af67a0f4042ecc1430

SHA256
f44102fd43395ccef0006255c8dbd0e71fe53e1afb86dfbc397ea04f848f43c0

SHA512
2bdfe0751dc0b507bd9135642b15b3b69bd5b9d0a97e63a3da96e04118bab23ece9cf0ca65745f066307f635e4c23e5124e2e1cae3a5c416fcf717143a18eaa2

Download Submit
memory/1356-14-0x0000000002A90000-0x0000000002A91000-memory.dmp

Filesize
4KB

Download
memory/1356-15-0x0000000002A90000-0x0000000002A91000-memory.dmp

Filesize
4KB

Download
memory/1684-16-0x0000000000400000-0x0000000000542000-memory.dmp

Filesize
1.3MB

Download
memory/1684-5-0x000000007EFA0000-0x000000007EFAC000-memory.dmp

Filesize
48KB

Download
memory/1684-0-0x0000000000400000-0x0000000000542000-memory.dmp

Filesize
1.3MB

Download
memory/1684-2-0x0000000001F10000-0x0000000002052000-memory.dmp

Filesize
1.3MB

Download
memory/1684-37-0x000000007EFA0000-0x000000007EFAC000-memory.dmp

Filesize
48KB

Download
memory/1684-48-0x0000000000400000-0x0000000000542000-memory.dmp

Filesize
1.3MB

Download
memory/2368-4-0x00000000779F0000-0x00000000779F1000-memory.dmp

Filesize
4KB

Download
memory/2368-3-0x00000000779EF000-0x00000000779F0000-memory.dmp

Filesize
4KB

Download
memory/2368-1-0x0000000000400000-0x0000000000542000-memory.dmp

Filesize
1.3MB

Download
memory/2368-21-0x0000000000400000-0x0000000000542000-memory.dmp

Filesize
1.3MB

Download
memory/2368-28-0x0000000000400000-0x0000000000542000-memory.dmp

Filesize
1.3MB

Download