gh0strat | 3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2

General

Target

3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe
Size

1.3MB
MD5

67204bd3f361744003c893dba672a166
SHA1

81afb3331740221da9f5cacb28deb0fec424fc57
SHA256

3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2
SHA512

aab28b1a3ff1a033bf8a2ec91af40d60d82710503615116a2992202cac68b3f5a0c9d23ddc7d4124080756eed5d6bcd4c9c13ff591327bfea3aa0b1b36e5b3fd
SSDEEP

24576:dOyHutimZ9VSly2hVvHW6qMnSbTBBhBMNq:QHPkVOBTK

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1568-0-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit
behavioral1/memory/2672-18-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/1568-0-0x0000000010000000-0x000000001019F000-memory.dmp	family_gh0strat
behavioral1/memory/2672-18-0x0000000010000000-0x000000001019F000-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
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

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

Deletes itself 1 IoCs

pid	Process
2648	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2520	sainbox.exe
2672	sainbox.exe

Loads dropped DLL 1 IoCs

pid	Process
2520	sainbox.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\sainbox.exe	3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe
File opened for modification	C:\Windows\SysWOW64\sainbox.exe	3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2416	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2672	sainbox.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1568	3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe
Token: SeLoadDriverPrivilege	2672	sainbox.exe
Token: 33	2672	sainbox.exe
Token: SeIncBasePriorityPrivilege	2672	sainbox.exe
Token: 33	2672	sainbox.exe
Token: SeIncBasePriorityPrivilege	2672	sainbox.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 2648	1568	3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe	29
PID 1568 wrote to memory of 2648	1568	3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe	29
PID 1568 wrote to memory of 2648	1568	3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe	29
PID 1568 wrote to memory of 2648	1568	3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe	29
PID 2520 wrote to memory of 2672	2520	sainbox.exe	30
PID 2520 wrote to memory of 2672	2520	sainbox.exe	30
PID 2520 wrote to memory of 2672	2520	sainbox.exe	30
PID 2520 wrote to memory of 2672	2520	sainbox.exe	30
PID 2648 wrote to memory of 2416	2648	cmd.exe	32
PID 2648 wrote to memory of 2416	2648	cmd.exe	32
PID 2648 wrote to memory of 2416	2648	cmd.exe	32
PID 2648 wrote to memory of 2416	2648	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe
"C:\Users\Admin\AppData\Local\Temp\3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1568
- 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\3EC5C8~1.EXE > nul
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2416

C:\Windows\SysWOW64\sainbox.exe
C:\Windows\SysWOW64\sainbox.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\sainbox.exe
  C:\Windows\SysWOW64\sainbox.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:2672

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\sainbox.exe

Filesize
1.3MB

MD5
67204bd3f361744003c893dba672a166

SHA1
81afb3331740221da9f5cacb28deb0fec424fc57

SHA256
3ec5c8d25613ec1758d2a8d995ade41b02d2e02cfa2c2bfb4c9bad2f8d9460d2

SHA512
aab28b1a3ff1a033bf8a2ec91af40d60d82710503615116a2992202cac68b3f5a0c9d23ddc7d4124080756eed5d6bcd4c9c13ff591327bfea3aa0b1b36e5b3fd

Download Submit
memory/1568-0-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download
memory/2672-18-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads