gh0strat | c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
21-08-2024 07:16

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General

Target

c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe
Size

1.7MB
MD5

2b2203facd6aa2499abaed4097998415
SHA1

2aa21eb0a18a98eb5a48d0e489059c06cb0a8cf2
SHA256

c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e
SHA512

67a7051a7443e6fd3a7f17be74c0f33670e4a8ec2ced7a482f69d1c7413764da465f871f499ccf51d110a654a9cd659ce005e4544ed56d5eaad659248b478f52
SSDEEP

49152:4FAB9xU9ojaqspa0djfLDM2S3NTUG3LdgRePbQkGc:mAB9xU9ojl0dL82SdfcWb3Gc

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 3 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1320-16485-0x0000000000400000-0x0000000000688000-memory.dmp	purplefox_rootkit
behavioral1/memory/7828-16489-0x0000000000400000-0x0000000000688000-memory.dmp	purplefox_rootkit
behavioral1/memory/5000-25201-0x0000000000400000-0x0000000000688000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/1320-16485-0x0000000000400000-0x0000000000688000-memory.dmp	family_gh0strat
behavioral1/memory/7828-16489-0x0000000000400000-0x0000000000688000-memory.dmp	family_gh0strat
behavioral1/memory/5000-25201-0x0000000000400000-0x0000000000688000-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
4628	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
7828	Aqiyq.exe
5000	Aqiyq.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Aqiyq.exe	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe
File opened for modification	C:\Windows\SysWOW64\Aqiyq.exe	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 41 IoCs

pid	Process
1320	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe
1320	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe
1320	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe
7828	Aqiyq.exe
7828	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe
5000	Aqiyq.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Aqiyq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Aqiyq.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
4628	cmd.exe
4664	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4664	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
5000	Aqiyq.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1320	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe
Token: SeLoadDriverPrivilege	5000	Aqiyq.exe
Token: 33	5000	Aqiyq.exe
Token: SeIncBasePriorityPrivilege	5000	Aqiyq.exe
Token: 33	5000	Aqiyq.exe
Token: SeIncBasePriorityPrivilege	5000	Aqiyq.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1320 wrote to memory of 4628	1320	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe	32
PID 1320 wrote to memory of 4628	1320	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe	32
PID 1320 wrote to memory of 4628	1320	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe	32
PID 1320 wrote to memory of 4628	1320	c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe	32
PID 7828 wrote to memory of 5000	7828	Aqiyq.exe	33
PID 7828 wrote to memory of 5000	7828	Aqiyq.exe	33
PID 7828 wrote to memory of 5000	7828	Aqiyq.exe	33
PID 7828 wrote to memory of 5000	7828	Aqiyq.exe	33
PID 4628 wrote to memory of 4664	4628	cmd.exe	35
PID 4628 wrote to memory of 4664	4628	cmd.exe	35
PID 4628 wrote to memory of 4664	4628	cmd.exe	35
PID 4628 wrote to memory of 4664	4628	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe
"C:\Users\Admin\AppData\Local\Temp\c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1320
- 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\C17CFA~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4628
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:4664

C:\Windows\SysWOW64\Aqiyq.exe
C:\Windows\SysWOW64\Aqiyq.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:7828
- 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 use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:5000

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

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\Aqiyq.exe

Filesize
1.7MB

MD5
2b2203facd6aa2499abaed4097998415

SHA1
2aa21eb0a18a98eb5a48d0e489059c06cb0a8cf2

SHA256
c17cfa8936d244bfe8e128c2c4adfc2c40e403e43f2aeeafbeb2fc9410b9ac4e

SHA512
67a7051a7443e6fd3a7f17be74c0f33670e4a8ec2ced7a482f69d1c7413764da465f871f499ccf51d110a654a9cd659ce005e4544ed56d5eaad659248b478f52

Download Submit
memory/1320-538-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-550-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-504-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-506-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-508-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-510-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-512-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-514-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-516-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-518-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-520-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-522-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-524-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-540-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-528-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-530-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-532-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-534-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-536-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-503-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-526-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-542-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-544-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-546-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-548-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-2239-0x0000000002240000-0x00000000023C1000-memory.dmp

Filesize
1.5MB

Download
memory/1320-564-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-562-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-560-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-558-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-556-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-554-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-552-0x00000000024F0000-0x0000000002601000-memory.dmp

Filesize
1.1MB

Download
memory/1320-0-0x0000000000400000-0x0000000000688000-memory.dmp

Filesize
2.5MB

Download
memory/1320-1-0x0000000077210000-0x0000000077257000-memory.dmp

Filesize
284KB

Download
memory/1320-16485-0x0000000000400000-0x0000000000688000-memory.dmp

Filesize
2.5MB

Download
memory/5000-16487-0x0000000000400000-0x0000000000688000-memory.dmp

Filesize
2.5MB

Download
memory/5000-25201-0x0000000000400000-0x0000000000688000-memory.dmp

Filesize
2.5MB

Download
memory/7828-16489-0x0000000000400000-0x0000000000688000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads