gh0strat | 1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7

Analysis

max time kernel
150s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 22:44

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General

Target

1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
Size

2.6MB
MD5

0bdb03feba6069ffefdafe672c2e300c
SHA1

080cea6faca46c22ee62b8550afa0691fd6ece93
SHA256

1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7
SHA512

ea58de16e9e688cc934fe79200a80a5bfc58207e3649419b105cb32e28d9b67b9ae7cbbec0c61c716a819eb0baee3acffe71b5413828a9292f27bcb3ceec8e86
SSDEEP

49152:OCwsbCANnKXferL7Vwe/Gg0P+WhIsABTu:pws2ANnKXOaeOgmhI1BTu

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2156-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2156-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/584-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2156-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/584-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2932-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2932-50-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2932-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/files/0x0008000000016cf0-6.dat	family_gh0strat
behavioral1/memory/2156-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2156-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/584-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2156-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/584-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2932-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2932-50-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2932-51-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.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"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

pid	Process
2044	R.exe
2156	N.exe
584	TXPlatfor.exe
2932	TXPlatfor.exe
3032	HD_1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe

Loads dropped DLL 7 IoCs

pid	Process
1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
2044	R.exe
1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
584	TXPlatfor.exe
1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
2944	Process not Found

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259496867.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2156-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2156-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2156-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/584-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2156-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/584-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2932-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2932-50-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2932-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.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
2324	cmd.exe
2920	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2920	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2932	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2156	N.exe
Token: SeLoadDriverPrivilege	2932	TXPlatfor.exe
Token: 33	2932	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2932	TXPlatfor.exe
Token: 33	2932	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2932	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2044	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	30
PID 1688 wrote to memory of 2044	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	30
PID 1688 wrote to memory of 2044	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	30
PID 1688 wrote to memory of 2044	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	30
PID 1688 wrote to memory of 2156	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	31
PID 1688 wrote to memory of 2156	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	31
PID 1688 wrote to memory of 2156	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	31
PID 1688 wrote to memory of 2156	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	31
PID 1688 wrote to memory of 2156	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	31
PID 1688 wrote to memory of 2156	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	31
PID 1688 wrote to memory of 2156	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	31
PID 2156 wrote to memory of 2324	2156	N.exe	33
PID 2156 wrote to memory of 2324	2156	N.exe	33
PID 2156 wrote to memory of 2324	2156	N.exe	33
PID 2156 wrote to memory of 2324	2156	N.exe	33
PID 584 wrote to memory of 2932	584	TXPlatfor.exe	34
PID 584 wrote to memory of 2932	584	TXPlatfor.exe	34
PID 584 wrote to memory of 2932	584	TXPlatfor.exe	34
PID 584 wrote to memory of 2932	584	TXPlatfor.exe	34
PID 584 wrote to memory of 2932	584	TXPlatfor.exe	34
PID 584 wrote to memory of 2932	584	TXPlatfor.exe	34
PID 584 wrote to memory of 2932	584	TXPlatfor.exe	34
PID 1688 wrote to memory of 3032	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	36
PID 1688 wrote to memory of 3032	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	36
PID 1688 wrote to memory of 3032	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	36
PID 1688 wrote to memory of 3032	1688	1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe	36
PID 2324 wrote to memory of 2920	2324	cmd.exe	38
PID 2324 wrote to memory of 2920	2324	cmd.exe	38
PID 2324 wrote to memory of 2920	2324	cmd.exe	38
PID 2324 wrote to memory of 2920	2324	cmd.exe	38

C:\Users\Admin\AppData\Local\Temp\1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
"C:\Users\Admin\AppData\Local\Temp\1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2044
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2156
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2324
  - - 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:2920
- C:\Users\Admin\AppData\Local\Temp\HD_1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
  C:\Users\Admin\AppData\Local\Temp\HD_1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe
  2⤵
  - Executes dropped EXE
  PID:3032

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:584
- 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:2932

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\AppData\Local\Temp\HD_X.dat

Filesize
2.6MB

MD5
97958c76750221e2953392782e393c54

SHA1
125961f3d7ba5404792478b929e331a3188c0e42

SHA256
93bba883b08d311455ffdcd4c2a8f70a5e5eb4294a158c840ef6757b10259f6b

SHA512
2d5cfb8751911c4d3980cf2059e87c37ef3d9cf02736d8494f8983a05677abbcc750613b2d609540e0c317b94359b74b8347491a9417b36a3ad5b2d03d6363e2

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_1e3a17ecf454aab585f4ff41bf58dbd7993426ed4b7c5d60f78d4628c08578e7.exe

Filesize
10KB

MD5
06f2a4f0820ac5ba90afcb7e06fb1dcc

SHA1
fcb8e53c3861271c9a43af16157efc874b9a383f

SHA256
4c588e8dd5d166a5d1221498247b7d058158376c6b6a393b881205f85fbfeb6c

SHA512
945c6de2e14a24eaf7cb9fd17b941f30cb424591281c3b6a0b3f8d78cbc7a1743f05cde993caeebfb0750036c03c84a3bedfcc38ac25508be33bc4d7ef59dd1c

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\Windows\SysWOW64\259496867.txt

Filesize
899KB

MD5
e59b36511af31a31797a1c0847735d6c

SHA1
5a8c1c3b12ab079505a39472d17056b6bdf5123f

SHA256
e53267abc5fec5bea8a6d8befd60f13bbd3b5f77008a45acace83c2f9948f219

SHA512
d2fc5af0a1a2fbb8c45ab930c8fd4e355b1c3cc102d72c661a76df4dbf698cc7454d1a03e7570a0224d5b361f2f54b9721f19281be86262d7f969ae239cf87eb

Download Submit
memory/584-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/584-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2156-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2156-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2156-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2156-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-50-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download