gh0strat | 3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 16:06

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General

Target

3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
Size

2.6MB
MD5

e7bcd8703c274347b9cad0341b0750ae
SHA1

b7d6ee5960403e2dbe2d0b8d484ac03bd7165b3e
SHA256

3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103
SHA512

5f2c70990e272c025e1ac05afe45c81f1254ed0912117a37cea991f44e71387d735c53af0242d8d241acf33c7fa21ae8e793b206c4f328fba97f0d9f53457f6a
SSDEEP

24576:8CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH0:8CwsbCANnKXferL7Vwe/Gg0P+WhH9X

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2532-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2532-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2588-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2588-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2588-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0008000000015d6e-6.dat	family_gh0strat
behavioral1/memory/2532-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2532-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2588-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2588-48-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2588-49-0x0000000010000000-0x00000000101B6000-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
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

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259410708.txt"	R.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 6 IoCs

pid	Process
2728	R.exe
2532	N.exe
2548	TXPlatfor.exe
2520	HD_3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
2588	TXPlatfor.exe
1244	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
2728	R.exe
1164	svchost.exe
2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
2548	TXPlatfor.exe
1164	svchost.exe
1244	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259410708.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
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2532-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2532-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2532-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2588-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2588-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2588-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 9 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	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.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
2580	cmd.exe
264	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
264	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
2520	HD_3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2588	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2532	N.exe
Token: SeLoadDriverPrivilege	2588	TXPlatfor.exe
Token: 33	2588	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2588	TXPlatfor.exe
Token: 33	2588	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2588	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2632 wrote to memory of 2728	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	30
PID 2632 wrote to memory of 2728	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	30
PID 2632 wrote to memory of 2728	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	30
PID 2632 wrote to memory of 2728	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	30
PID 2632 wrote to memory of 2532	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	33
PID 2632 wrote to memory of 2532	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	33
PID 2632 wrote to memory of 2532	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	33
PID 2632 wrote to memory of 2532	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	33
PID 2632 wrote to memory of 2532	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	33
PID 2632 wrote to memory of 2532	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	33
PID 2632 wrote to memory of 2532	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	33
PID 2532 wrote to memory of 2580	2532	N.exe	35
PID 2532 wrote to memory of 2580	2532	N.exe	35
PID 2532 wrote to memory of 2580	2532	N.exe	35
PID 2532 wrote to memory of 2580	2532	N.exe	35
PID 2632 wrote to memory of 2520	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	36
PID 2632 wrote to memory of 2520	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	36
PID 2632 wrote to memory of 2520	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	36
PID 2632 wrote to memory of 2520	2632	3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe	36
PID 2548 wrote to memory of 2588	2548	TXPlatfor.exe	37
PID 2548 wrote to memory of 2588	2548	TXPlatfor.exe	37
PID 2548 wrote to memory of 2588	2548	TXPlatfor.exe	37
PID 2548 wrote to memory of 2588	2548	TXPlatfor.exe	37
PID 2548 wrote to memory of 2588	2548	TXPlatfor.exe	37
PID 2548 wrote to memory of 2588	2548	TXPlatfor.exe	37
PID 2548 wrote to memory of 2588	2548	TXPlatfor.exe	37
PID 2580 wrote to memory of 264	2580	cmd.exe	40
PID 2580 wrote to memory of 264	2580	cmd.exe	40
PID 2580 wrote to memory of 264	2580	cmd.exe	40
PID 2580 wrote to memory of 264	2580	cmd.exe	40
PID 1164 wrote to memory of 1244	1164	svchost.exe	41
PID 1164 wrote to memory of 1244	1164	svchost.exe	41
PID 1164 wrote to memory of 1244	1164	svchost.exe	41
PID 1164 wrote to memory of 1244	1164	svchost.exe	41

C:\Users\Admin\AppData\Local\Temp\3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
"C:\Users\Admin\AppData\Local\Temp\3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2632
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2728
- 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:2532
- - 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:2580
  - - 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:264
- C:\Users\Admin\AppData\Local\Temp\HD_3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
  C:\Users\Admin\AppData\Local\Temp\HD_3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2520

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2724

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1164
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259410708.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1244

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:2548
- 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:2588

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

Server Software Component

T1505

Terminal Services DLL

T1505.005

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_3de3dc47298e8eb326f41dfd48677e1cda7c1f60d9c05f5dfce0fb76f9260103.exe

Filesize
27KB

MD5
953e9a0a96753d35e10fb466cf4387a5

SHA1
a85cbd2b507b19b6b546c92d505c3df46a464453

SHA256
75ace23350072600b50db92bd03fa26a3ee3d53aa50a7a93bee4f2346bf60fd3

SHA512
4bb518bc8d75dc8f402d3ae0093e0b39a82e0a1664d066739857eab1369fa93d44985f43baf75e303b915016a6550ebe226dc5c3545516bddaf4ac52dbffe633

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

Filesize
2.6MB

MD5
aa0cf743f47cb30234118d2f0bab70f4

SHA1
fc4df527e53b5a78e3f6d123ac073ab4d1a22ae6

SHA256
fa5d8a8f7355def29e47909e2863c29b00796cceae934a62509a625be263fd0b

SHA512
fdf1140552ecae4428731705cc00adbb86d8fdb8fe617a237b4cc446688a5ee6d69af79e06bfb205028bddcaad03e547789807936a0ef6f26e2a5c324bbc847f

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259410708.txt

Filesize
899KB

MD5
d89a938fadba8061b5e88091f0754b91

SHA1
9f5a62e451c349eb0795625269d845ffb3a45d42

SHA256
4b90850abb9ff280364c9fc8d4e920da4c14fa1ed9cb4bd6690b4983165e2d37

SHA512
f3091d5e13f1e78e2fe4f120d3200f690d41d187c3d79c1a015117b7553a96dc08fea0ab940384abc66ae698f73e2f298f91b65cba8323eb60c3d2e0f0c89913

Download Submit
memory/2532-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2532-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2532-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2588-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2588-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2588-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download