gh0strat | 127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13

General

Target

127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe
Size

1.3MB
MD5

d477752188fc25daf98355c34defd830
SHA1

e3b95fb1fb84daddf36fda1efa5869380ec7fa1f
SHA256

127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13
SHA512

6b7ed6607d821d290b25461226f8394cef193470cdcb115805f6d5e571f763e754bf48388087fa0638043529b4a20e2dfdde46d77df92c170c2567dc1ef2cc9c
SSDEEP

24576:dOyHutimZ9VSly2hVvHW6qMnSbTBBhBMNr:QHPkVOBTK

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 1 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2208-0-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2208-0-0x0000000010000000-0x000000001019F000-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

Processes:

sainbox.exe

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

Processes:

sainbox.exe

description ioc process

Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" sainbox.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2220 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

sainbox.exesainbox.exe

pid process

2252 sainbox.exe
2532 sainbox.exe
Loads dropped DLL 1 IoCs

Processes:

sainbox.exe

pid process

2252 sainbox.exe

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

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	sainbox.exe

pid	process
2220	cmd.exe

pid	process
2252	sainbox.exe
2532	sainbox.exe

pid	process
2252	sainbox.exe

Drops file in System32 directory 2 IoCs

Processes:

127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe

description	ioc	process
File created	C:\Windows\SysWOW64\sainbox.exe	127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe
File opened for modification	C:\Windows\SysWOW64\sainbox.exe	127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe

Modifies data under HKEY_USERS 4 IoCs

Processes:

sainbox.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	sainbox.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	sainbox.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	sainbox.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	sainbox.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2624 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

sainbox.exe

pid process

2532 sainbox.exe

pid	process
2624	PING.EXE

pid	process
2532	sainbox.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exesainbox.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2208	127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe
Token: SeLoadDriverPrivilege	2532	sainbox.exe
Token: 33	2532	sainbox.exe
Token: SeIncBasePriorityPrivilege	2532	sainbox.exe
Token: 33	2532	sainbox.exe
Token: SeIncBasePriorityPrivilege	2532	sainbox.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exesainbox.execmd.exe

description	pid	process	target process
PID 2208 wrote to memory of 2220	2208	127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe	cmd.exe
PID 2208 wrote to memory of 2220	2208	127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe	cmd.exe
PID 2208 wrote to memory of 2220	2208	127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe	cmd.exe
PID 2208 wrote to memory of 2220	2208	127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe	cmd.exe
PID 2252 wrote to memory of 2532	2252	sainbox.exe	sainbox.exe
PID 2252 wrote to memory of 2532	2252	sainbox.exe	sainbox.exe
PID 2252 wrote to memory of 2532	2252	sainbox.exe	sainbox.exe
PID 2252 wrote to memory of 2532	2252	sainbox.exe	sainbox.exe
PID 2220 wrote to memory of 2624	2220	cmd.exe	PING.EXE
PID 2220 wrote to memory of 2624	2220	cmd.exe	PING.EXE
PID 2220 wrote to memory of 2624	2220	cmd.exe	PING.EXE
PID 2220 wrote to memory of 2624	2220	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe
"C:\Users\Admin\AppData\Local\Temp\127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208
- 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\127AF2~1.EXE > nul
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2220
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2624

C:\Windows\SysWOW64\sainbox.exe
C:\Windows\SysWOW64\sainbox.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2252
- 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
  - Modifies data under HKEY_USERS
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:2532

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
d477752188fc25daf98355c34defd830

SHA1
e3b95fb1fb84daddf36fda1efa5869380ec7fa1f

SHA256
127af22f8bd5e06e59c4cc025c5577cb649aed8747cda672c864fee01aad3d13

SHA512
6b7ed6607d821d290b25461226f8394cef193470cdcb115805f6d5e571f763e754bf48388087fa0638043529b4a20e2dfdde46d77df92c170c2567dc1ef2cc9c

Download Submit
memory/2208-0-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads