gh0strat | 9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 18:07

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General

Target

9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe
Size

1.7MB
MD5

d4e84b0c453ea178ff0c680aabcba1d3
SHA1

fea79c9b5a1d0a50e94dd8b8ea7fd2d5dcd8b3a7
SHA256

9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412
SHA512

78e295943520f4fe7985380426a00facca4223833c41c9233c01dd7176f9f0cd4d98c89097d111cc420c59975341bebe73829eac2c9a461fe00e5c02a7e2c19a
SSDEEP

49152:9RoLEhF4sTEIlLJ2vT+G1vSAhHhjb4Po5YG/mQVKEOH8YFnsYQ:9t4sTEIlF2aGZtdTYG/pLOH8YFsV

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 4 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/8700-16685-0x0000000001A80000-0x0000000001D06000-memory.dmp	purplefox_rootkit
behavioral1/memory/8700-16688-0x0000000000400000-0x0000000000686000-memory.dmp	purplefox_rootkit
behavioral1/memory/2420-25398-0x0000000000400000-0x0000000000686000-memory.dmp	purplefox_rootkit
behavioral1/memory/7696-25401-0x0000000000400000-0x0000000000686000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/8700-16685-0x0000000001A80000-0x0000000001D06000-memory.dmp	family_gh0strat
behavioral1/memory/8700-16688-0x0000000000400000-0x0000000000686000-memory.dmp	family_gh0strat
behavioral1/memory/2420-25398-0x0000000000400000-0x0000000000686000-memory.dmp	family_gh0strat
behavioral1/memory/7696-25401-0x0000000000400000-0x0000000000686000-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	Deuvn5.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"	Deuvn5.exe

Deletes itself 1 IoCs

pid	Process
4168	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
8700	Deuvn5.exe
7696	Deuvn5.exe

Loads dropped DLL 1 IoCs

pid	Process
8700	Deuvn5.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Deuvn5.exe	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe
File opened for modification	C:\Windows\SysWOW64\Deuvn5.exe	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 39 IoCs

pid	Process
2420	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe
2420	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe
2420	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe
8700	Deuvn5.exe
8700	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.exe
7696	Deuvn5.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	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Deuvn5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Deuvn5.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
4168	cmd.exe
1896	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1896	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
7696	Deuvn5.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2420	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe
Token: SeLoadDriverPrivilege	7696	Deuvn5.exe
Token: 33	7696	Deuvn5.exe
Token: SeIncBasePriorityPrivilege	7696	Deuvn5.exe
Token: 33	7696	Deuvn5.exe
Token: SeIncBasePriorityPrivilege	7696	Deuvn5.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 4168	2420	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe	32
PID 2420 wrote to memory of 4168	2420	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe	32
PID 2420 wrote to memory of 4168	2420	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe	32
PID 2420 wrote to memory of 4168	2420	9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe	32
PID 8700 wrote to memory of 7696	8700	Deuvn5.exe	33
PID 8700 wrote to memory of 7696	8700	Deuvn5.exe	33
PID 8700 wrote to memory of 7696	8700	Deuvn5.exe	33
PID 8700 wrote to memory of 7696	8700	Deuvn5.exe	33
PID 4168 wrote to memory of 1896	4168	cmd.exe	35
PID 4168 wrote to memory of 1896	4168	cmd.exe	35
PID 4168 wrote to memory of 1896	4168	cmd.exe	35
PID 4168 wrote to memory of 1896	4168	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.exe
"C:\Users\Admin\AppData\Local\Temp\9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412.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:2420
- 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\9B3DD8~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4168
- - 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:1896

C:\Windows\SysWOW64\Deuvn5.exe
C:\Windows\SysWOW64\Deuvn5.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:8700
- C:\Windows\SysWOW64\Deuvn5.exe
  C:\Windows\SysWOW64\Deuvn5.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:7696

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\Deuvn5.exe

Filesize
1.7MB

MD5
d4e84b0c453ea178ff0c680aabcba1d3

SHA1
fea79c9b5a1d0a50e94dd8b8ea7fd2d5dcd8b3a7

SHA256
9b3dd89066c5979374bfa5611bee3a6e98d13a304a69ece0619af49e8cd74412

SHA512
78e295943520f4fe7985380426a00facca4223833c41c9233c01dd7176f9f0cd4d98c89097d111cc420c59975341bebe73829eac2c9a461fe00e5c02a7e2c19a

Download Submit
memory/2420-526-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-0-0x0000000000400000-0x0000000000686000-memory.dmp

Filesize
2.5MB

Download
memory/2420-560-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-558-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-556-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-554-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-552-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-550-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-548-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-546-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-544-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-542-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-540-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-524-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-536-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-534-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-532-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-530-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-25398-0x0000000000400000-0x0000000000686000-memory.dmp

Filesize
2.5MB

Download
memory/2420-562-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-538-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-522-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-520-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-518-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-516-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-514-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-512-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-510-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-508-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-506-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-504-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-503-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-1-0x0000000076BE0000-0x0000000076C27000-memory.dmp

Filesize
284KB

Download
memory/2420-2239-0x00000000021F0000-0x0000000002371000-memory.dmp

Filesize
1.5MB

Download
memory/2420-564-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/2420-528-0x00000000024A0000-0x00000000025B1000-memory.dmp

Filesize
1.1MB

Download
memory/7696-25401-0x0000000000400000-0x0000000000686000-memory.dmp

Filesize
2.5MB

Download
memory/8700-16688-0x0000000000400000-0x0000000000686000-memory.dmp

Filesize
2.5MB

Download
memory/8700-16685-0x0000000001A80000-0x0000000001D06000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads