gh0strat | 551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae

Analysis

max time kernel
150s
max time network
139s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
12-06-2024 04:53

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General

Target

551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
Size

10.8MB
MD5

587a18a645fe9d5c49fdd549e0f8e520
SHA1

19c3cdac7e3fc74fd042baa2c176434afec0bbcf
SHA256

551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae
SHA512

9a79541244302a1453cae608ef8a223d492834365eb6c7395255078e7d85f1e511b5f19d2603d6242df87a5c8c6a2c718f2018dc2e1ee0bd91a6d0f043fe5c3d
SSDEEP

98304:rws2ANnKXOaeOgmhQjzk5r3z40KngMqvBxjJsqujPvxqNObCr0rKAJO6lTbwCb:tKXbeO7+E5js0KngMqvZTGPYN54TMCb

Score

10^/10

gh0strat meduza purplefox persistence rat rootkit stealer trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2140-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2140-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259400849.txt	family_gh0strat
behavioral1/memory/2140-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2140-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-49-0x0000000010000000-0x00000000101B6000-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
Meduza
Meduza is a crypto wallet and info stealer written in C++.
stealer meduza

Meduza Stealer payload 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	family_meduza

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:

TXPlatfor.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe

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

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259400849.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

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

Executes dropped EXE 7 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exeRemote Data.exe

pid	process
2040	R.exe
2140	N.exe
2948	TXPlatfor.exe
2788	TXPlatfor.exe
2800	HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
1188
844	Remote Data.exe

Loads dropped DLL 8 IoCs

Processes:

551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
2040	R.exe
804	svchost.exe
1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
2948	TXPlatfor.exe
1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
804	svchost.exe
844	Remote Data.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2140-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2140-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2140-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

N.exeR.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259400849.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2528 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe

pid process

1936 551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2788 TXPlatfor.exe

pid	process
2528	PING.EXE

pid	process
2788	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2140	N.exe
Token: SeLoadDriverPrivilege	2788	TXPlatfor.exe
Token: 33	2788	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2788	TXPlatfor.exe
Token: 33	2788	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2788	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe

pid	process
1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1936 wrote to memory of 2040	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	R.exe
PID 1936 wrote to memory of 2040	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	R.exe
PID 1936 wrote to memory of 2040	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	R.exe
PID 1936 wrote to memory of 2040	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	R.exe
PID 1936 wrote to memory of 2140	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	N.exe
PID 1936 wrote to memory of 2140	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	N.exe
PID 1936 wrote to memory of 2140	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	N.exe
PID 1936 wrote to memory of 2140	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	N.exe
PID 1936 wrote to memory of 2140	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	N.exe
PID 1936 wrote to memory of 2140	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	N.exe
PID 1936 wrote to memory of 2140	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	N.exe
PID 2140 wrote to memory of 2520	2140	N.exe	cmd.exe
PID 2140 wrote to memory of 2520	2140	N.exe	cmd.exe
PID 2140 wrote to memory of 2520	2140	N.exe	cmd.exe
PID 2140 wrote to memory of 2520	2140	N.exe	cmd.exe
PID 2948 wrote to memory of 2788	2948	TXPlatfor.exe	TXPlatfor.exe
PID 2948 wrote to memory of 2788	2948	TXPlatfor.exe	TXPlatfor.exe
PID 2948 wrote to memory of 2788	2948	TXPlatfor.exe	TXPlatfor.exe
PID 2948 wrote to memory of 2788	2948	TXPlatfor.exe	TXPlatfor.exe
PID 2948 wrote to memory of 2788	2948	TXPlatfor.exe	TXPlatfor.exe
PID 2948 wrote to memory of 2788	2948	TXPlatfor.exe	TXPlatfor.exe
PID 2948 wrote to memory of 2788	2948	TXPlatfor.exe	TXPlatfor.exe
PID 1936 wrote to memory of 2800	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
PID 1936 wrote to memory of 2800	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
PID 1936 wrote to memory of 2800	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
PID 1936 wrote to memory of 2800	1936	551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe	HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
PID 2520 wrote to memory of 2528	2520	cmd.exe	PING.EXE
PID 2520 wrote to memory of 2528	2520	cmd.exe	PING.EXE
PID 2520 wrote to memory of 2528	2520	cmd.exe	PING.EXE
PID 2520 wrote to memory of 2528	2520	cmd.exe	PING.EXE
PID 804 wrote to memory of 844	804	svchost.exe	Remote Data.exe
PID 804 wrote to memory of 844	804	svchost.exe	Remote Data.exe
PID 804 wrote to memory of 844	804	svchost.exe	Remote Data.exe
PID 804 wrote to memory of 844	804	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
"C:\Users\Admin\AppData\Local\Temp\551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2040
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2140
- - 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\N.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2520
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2528
- C:\Users\Admin\AppData\Local\Temp\HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
  C:\Users\Admin\AppData\Local\Temp\HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe
  2⤵
  - Executes dropped EXE
  PID:2800

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2916

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:804
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259400849.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:844

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.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:2788

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.3MB

MD5
fa0ddb7f37734022e3eb949b3f8d8a3a

SHA1
bf2860036d504864e423edba9cf1034cf7979172

SHA256
877c837431ae665b6e028728ec058d2180e05d89a933a3566bb21f174dad624a

SHA512
5c773f8560fe6f60238ccde68a459fa3b132739d70781f841d2c680e66753003151348c0318c9987f02579bb9f07b2a26487563b3fa2e4364248b392b9dcb622

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Users\Admin\AppData\Local\Temp\HD_551bae43be463515a871772d3509da7326bcff65888647c5ceb3b6dcae006dae.exe

Filesize
8.5MB

MD5
fa53a1aff4da8445a101d57647eff86e

SHA1
5f334d170a21e390acd486f65b0423d446675055

SHA256
c9d6722ee32c57aeeee966115440554cba0854fc6441c130499f47f9eb0e0c90

SHA512
2aa3831cd7cf2fe52671032b700b7fc8866f30f872707c2a0101a7e501a3fb8ffe2a0d9c64aaa8d4e46b4f070fcc7056c3a00560a6839c55ef18f7777d3a338c

Download Submit
\Windows\SysWOW64\259400849.txt

Filesize
899KB

MD5
ca5466e449e28088a9e15843074b9875

SHA1
52a1755f158cd5ac09311c9d8327c38c012592c4

SHA256
2f577404b1fa310b1a7b4b85f7522802dee8971f8bd25b761563760f8f0f6b95

SHA512
94b19917fb5597cb38647ab1c7a9e1625cdef076b4884aae725a8fff66155f86ad3960bb34ad775aa2b6ae15dea6dbe147a8115cb56c05e9783a23d74222d1cd

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2140-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2140-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2140-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download