gh0strat | c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69

General

Target

c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe
Size

4.3MB
MD5

9ea97062269da599a23f3790e42fac71
SHA1

962df0a7a496cb36cf5c1ae45920840ce3c53328
SHA256

c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69
SHA512

0ad91722696880e005274c38f1dee612b145a8b64cda231562736a08451374efcb17d5f951a036d9c32f2e2891be48c0e15e36ed5ccd7b76272d9eb592e860e0
SSDEEP

49152:eCwsbCANnKXferL7Vwe/Gg0P+WhnYeOazv2MRrTIGGiert88NXmckpe9Z:Zws2ANnKXOaeOgmhniMRrTIOe+8

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2796-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2796-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3460-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3460-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3460-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3460-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3800-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3800-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3800-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023c8d-5.dat	family_gh0strat
behavioral2/memory/2796-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2796-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3460-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3460-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3460-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3460-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3800-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3800-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3800-43-0x0000000010000000-0x00000000101B6000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

pid	Process
2696	R.exe
2796	N.exe
3460	TXPlatfor.exe
3800	TXPlatfor.exe
3248	HD_c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe

Loads dropped DLL 1 IoCs

pid	Process
2696	R.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240627640.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2796-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2796-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2796-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3460-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3460-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3460-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3460-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3460-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3800-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3800-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3800-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4472	2696	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3632	cmd.exe
1040	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1040	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe
1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3800	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2796	N.exe
Token: SeLoadDriverPrivilege	3800	TXPlatfor.exe
Token: 33	3800	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3800	TXPlatfor.exe
Token: 33	3800	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3800	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe
1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 2696	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	83
PID 1612 wrote to memory of 2696	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	83
PID 1612 wrote to memory of 2696	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	83
PID 1612 wrote to memory of 2796	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	87
PID 1612 wrote to memory of 2796	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	87
PID 1612 wrote to memory of 2796	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	87
PID 2796 wrote to memory of 3632	2796	N.exe	89
PID 2796 wrote to memory of 3632	2796	N.exe	89
PID 2796 wrote to memory of 3632	2796	N.exe	89
PID 3460 wrote to memory of 3800	3460	TXPlatfor.exe	90
PID 3460 wrote to memory of 3800	3460	TXPlatfor.exe	90
PID 3460 wrote to memory of 3800	3460	TXPlatfor.exe	90
PID 1612 wrote to memory of 3248	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	92
PID 1612 wrote to memory of 3248	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	92
PID 1612 wrote to memory of 3248	1612	c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe	92
PID 3632 wrote to memory of 1040	3632	cmd.exe	93
PID 3632 wrote to memory of 1040	3632	cmd.exe	93
PID 3632 wrote to memory of 1040	3632	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe
"C:\Users\Admin\AppData\Local\Temp\c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 452
    3⤵
    - Program crash
    PID:4472
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2796
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:3632
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:1040
- C:\Users\Admin\AppData\Local\Temp\HD_c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe
  C:\Users\Admin\AppData\Local\Temp\HD_c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2696 -ip 2696
1⤵
PID:3148

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3460
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:3800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.6MB

MD5
7de2590d82ae8c59050f2dcb1cca923b

SHA1
4024f8ad6c409ffa06cc8bf9005638a2a06188be

SHA256
9cc1f468c514f48932bd9e3f8d2d231d116c46932df7ed0cbd03430c1a72e85c

SHA512
46fe5badd9129952384e784c54ca78ac62f1817534472529f301ffe8da59425833fcb6874e9e2de39798eebdac564aa6d6981e22be3ef4c93962c09d550595c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_c5be2440e585cbc4de32314cbdae2e904b81e53d45d0597c1c484649615c9d69.exe

Filesize
1.7MB

MD5
0d46d9218b50532fa25f0fb6490de5d3

SHA1
0b5d2a4accfaa282588fa840a636536ac101d907

SHA256
4c03dc1ab5d43ff7a78d41a1bdcfae3f2e1590afbe58ac9aa755559a722a279b

SHA512
5ec6f0a8a82a9a9ed90bdee4db03edfb962880bdfd87dbf807e99d015ed49ddd8f313d0ebe0bcd752fb9997c403a040c521e46c495a9f3e30d674a540efd84dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240627640.txt

Filesize
899KB

MD5
4ee4049635d3555adf65eec955a319b3

SHA1
6abe1557a37116adf2d465a7048e2fa03f045ff8

SHA256
1eda21833330926882a9455678e7cfb70313cc6bb645fba43eab6f55d761fd7f

SHA512
a7d94c1119624280411def4f2cd0a7b5ec91db30ad6f7af398d303bc2311b799a58e1072ac12b1b8a77fd5a32441b14801022f24556bc2a48380ab457c3df919

Download Submit
memory/2796-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2796-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2796-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3460-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3460-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3460-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3460-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3460-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3800-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3800-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3800-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads