gh0strat | c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc

General

Target

c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe
Size

1.3MB
MD5

3ee175a871360d6f6f5cec278e454eed
SHA1

bab1d5d1beff85251c0b7efc37e8ee46014e6a06
SHA256

c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc
SHA512

14f11cf9af75ba6e4dd322ca763848d7a68ed2afca1271c593c74b5630a0f9777c8882943364011958db54da67b16669310b6a1e903ef2952e3130910bfc6fd4
SSDEEP

24576:vOyHutimZ9VSly2hVvHW6qMnSbTBBhBMN9:iHPkVOBTK

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 1 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1544-0-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/1544-0-0x0000000010000000-0x000000001019F000-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

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

Deletes itself 1 IoCs

pid	Process
2852	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
1956	Aqiyq.exe
2500	Aqiyq.exe

Loads dropped DLL 1 IoCs

pid	Process
1956	Aqiyq.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Aqiyq.exe	c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe
File opened for modification	C:\Windows\SysWOW64\Aqiyq.exe	c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2372	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2500	Aqiyq.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1544	c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe
Token: SeLoadDriverPrivilege	2500	Aqiyq.exe
Token: 33	2500	Aqiyq.exe
Token: SeIncBasePriorityPrivilege	2500	Aqiyq.exe
Token: 33	2500	Aqiyq.exe
Token: SeIncBasePriorityPrivilege	2500	Aqiyq.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2500	1956	Aqiyq.exe	30
PID 1956 wrote to memory of 2500	1956	Aqiyq.exe	30
PID 1956 wrote to memory of 2500	1956	Aqiyq.exe	30
PID 1956 wrote to memory of 2500	1956	Aqiyq.exe	30
PID 1544 wrote to memory of 2852	1544	c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe	29
PID 1544 wrote to memory of 2852	1544	c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe	29
PID 1544 wrote to memory of 2852	1544	c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe	29
PID 1544 wrote to memory of 2852	1544	c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe	29
PID 2852 wrote to memory of 2372	2852	cmd.exe	32
PID 2852 wrote to memory of 2372	2852	cmd.exe	32
PID 2852 wrote to memory of 2372	2852	cmd.exe	32
PID 2852 wrote to memory of 2372	2852	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe
"C:\Users\Admin\AppData\Local\Temp\c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1544
- 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\C1F247~1.EXE > nul
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2852
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2372

C:\Windows\SysWOW64\Aqiyq.exe
C:\Windows\SysWOW64\Aqiyq.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\SysWOW64\Aqiyq.exe
  C:\Windows\SysWOW64\Aqiyq.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:2500

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\Aqiyq.exe

Filesize
1.3MB

MD5
3ee175a871360d6f6f5cec278e454eed

SHA1
bab1d5d1beff85251c0b7efc37e8ee46014e6a06

SHA256
c1f2472859dfd2c1b288ae8444a393a881acd30beca90f3b26b7eaf1397724fc

SHA512
14f11cf9af75ba6e4dd322ca763848d7a68ed2afca1271c593c74b5630a0f9777c8882943364011958db54da67b16669310b6a1e903ef2952e3130910bfc6fd4

Download Submit
C:\Windows\SysWOW64\Aqiyq.exe

Filesize
573KB

MD5
9dd6fad205248609c48bb06b6a3f74a9

SHA1
da96133de612658381aae7ce2980de4250252bae

SHA256
079b5395ff2ded1686fcec364179c68e786eb729bda185c6f68c400c6caecf22

SHA512
1bfc916d095541e19c27474e82280bbbe7f2fbcbfb34874abfe523b6f173bb31b3252d0e971d3ac55c8099f3da876ecc39bc11b9d675ed6b80a8b49b1dd83b85

Download Submit
memory/1544-0-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads