gh0strat | b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 12:40

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General

Target

b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
Size

1.4MB
MD5

406587050e6220d2db4819720e7d62e1
SHA1

2692ea5a1497d0d0bd429b8546dad520432f44dd
SHA256

b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150
SHA512

87d3af61f6a95a3fe7e280dfad6d3ee2b7fffcb1a1a8b88908d3dbe46b53f0500927e588df0a0f314493216879e797a683e6125e5480f5ec46972039f899ee12
SSDEEP

24576:Ui2Tro2H2HESq2eWJ6MQjySjysIrxSpwADf3qN1PvS:UxTc2H2tFvduySDIFGDf3qN1nS

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2592-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2652-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2652-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2528-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2528-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2528-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2528-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2528-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/memory/2592-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2652-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2652-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2528-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2528-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2528-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2528-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2528-42-0x0000000010000000-0x00000000101B6000-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	TXPlatforn.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"	TXPlatforn.exe

Executes dropped EXE 4 IoCs

pid	Process
2592	RVN.exe
2140	HD_b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
2652	TXPlatforn.exe
2528	TXPlatforn.exe

Loads dropped DLL 3 IoCs

pid	Process
2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
2652	TXPlatforn.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2592-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2652-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2652-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2528-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2528-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2528-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2528-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2528-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2528-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\DPINST.LOG	HD_b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RVN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.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
2536	cmd.exe
2520	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2520	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2528	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2592	RVN.exe
Token: SeLoadDriverPrivilege	2528	TXPlatforn.exe
Token: 33	2528	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2528	TXPlatforn.exe
Token: 33	2528	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2528	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 2592	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	28
PID 2692 wrote to memory of 2592	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	28
PID 2692 wrote to memory of 2592	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	28
PID 2692 wrote to memory of 2592	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	28
PID 2692 wrote to memory of 2592	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	28
PID 2692 wrote to memory of 2592	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	28
PID 2692 wrote to memory of 2592	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	28
PID 2692 wrote to memory of 2140	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	29
PID 2692 wrote to memory of 2140	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	29
PID 2692 wrote to memory of 2140	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	29
PID 2692 wrote to memory of 2140	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	29
PID 2692 wrote to memory of 2140	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	29
PID 2692 wrote to memory of 2140	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	29
PID 2692 wrote to memory of 2140	2692	b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe	29
PID 2592 wrote to memory of 2536	2592	RVN.exe	31
PID 2592 wrote to memory of 2536	2592	RVN.exe	31
PID 2592 wrote to memory of 2536	2592	RVN.exe	31
PID 2592 wrote to memory of 2536	2592	RVN.exe	31
PID 2652 wrote to memory of 2528	2652	TXPlatforn.exe	33
PID 2652 wrote to memory of 2528	2652	TXPlatforn.exe	33
PID 2652 wrote to memory of 2528	2652	TXPlatforn.exe	33
PID 2652 wrote to memory of 2528	2652	TXPlatforn.exe	33
PID 2652 wrote to memory of 2528	2652	TXPlatforn.exe	33
PID 2652 wrote to memory of 2528	2652	TXPlatforn.exe	33
PID 2652 wrote to memory of 2528	2652	TXPlatforn.exe	33
PID 2536 wrote to memory of 2520	2536	cmd.exe	34
PID 2536 wrote to memory of 2520	2536	cmd.exe	34
PID 2536 wrote to memory of 2520	2536	cmd.exe	34
PID 2536 wrote to memory of 2520	2536	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
"C:\Users\Admin\AppData\Local\Temp\b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Users\Admin\AppData\Local\Temp\RVN.exe
  C:\Users\Admin\AppData\Local\Temp\\RVN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2592
- - 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\RVN.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2536
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2520
- C:\Users\Admin\AppData\Local\Temp\HD_b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
  C:\Users\Admin\AppData\Local\Temp\HD_b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:2140

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.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:2528

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

Replay Monitor

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Downloads

C:\Users\Admin\Desktop\RequestWrite.exe

Filesize
1003KB

MD5
8530a52cb6089f3f391e404d907260ab

SHA1
b8f6a11ca613ce9791047d9417c16728085d30df

SHA256
de57f35859868c2302f6f8fca3367d697c1a6d8afc42957ec96750ada8cad98f

SHA512
f0a7fcaf5f7db330e86b4502cf55e293f25507722069b1fe80597ec7382930e0c3099cc373c9e310d046edba3b239776e7fa12910695f5b25c8e9bd80b50ada2

Download Submit
\Users\Admin\AppData\Local\Temp\HD_b0dcbb32ee1106570f6438451c8fb9e9e6ffda54ff73bdd7779a8b156cd53150.exe

Filesize
900KB

MD5
e6213cec602f332bf8e868b7b8bf2bb1

SHA1
593775390b8a474a0bdb8a49b5d26b50b6e3cace

SHA256
4478f6fcfd2fc9be012668592bfbf6838a115d983f9d30171669b20cafe529b9

SHA512
24f96cd7a5043547997167f46c32381ca86932fe7d3a9cf32edd72e7a0cc0fa165152246da913c56d124d1f821e00f09872aa0e3dff23b655e83d9676e14482f

Download Submit
\Users\Admin\AppData\Local\Temp\RVN.exe

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2528-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2528-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2528-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2528-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2528-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2528-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2652-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2652-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download