gh0strat | a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3

Analysis

max time kernel
150s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26/03/2024, 17:59

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
Size

2.4MB
MD5

9ed8148dab1cbc86ef6e2688383c040e
SHA1

bc42a1a644ab2a25966e4c1791296831d701061c
SHA256

a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3
SHA512

47989af3df1ab478733b5f134bbb3cafccbcc566f273d750b18fa20e5d3e8c423d10faf08e0bae3dc7e9fa44686449f5dc442eddb4eee1f7ccc014d969aa274f
SSDEEP

49152:9CwsbCANnKXferL7Vwe/Gg0P+WhbYF7R2F:Aws2ANnKXOaeOgmhgR2F

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2624-22-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2624-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2624-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2616-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2424-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2424-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2424-56-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

resource	yara_rule
behavioral1/files/0x000c00000001445e-6.dat	family_gh0strat
behavioral1/memory/2624-22-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2624-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2616-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2624-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2616-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2424-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2424-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2424-54-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2424-56-0x0000000010000000-0x00000000101B6000-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
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

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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259421519.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 7 IoCs

pid	Process
2488	R.exe
2624	N.exe
2616	TXPlatfor.exe
2712	HD_a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
2424	TXPlatfor.exe
1192	Process not Found
2324	Remote Data.exe

Loads dropped DLL 10 IoCs

pid	Process
2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
2488	R.exe
2264	svchost.exe
2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
2196	Process not Found
2616	TXPlatfor.exe
1192	Process not Found
2264	svchost.exe
2324	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2624-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2624-22-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2624-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2616-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2624-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2616-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2424-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2424-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2424-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2424-56-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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
File created	C:\Windows\SysWOW64\259421519.txt	R.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2836	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2424	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2624	N.exe
Token: SeLoadDriverPrivilege	2424	TXPlatfor.exe
Token: 33	2424	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2424	TXPlatfor.exe
Token: 33	2424	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2424	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2488	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	28
PID 2744 wrote to memory of 2488	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	28
PID 2744 wrote to memory of 2488	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	28
PID 2744 wrote to memory of 2488	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	28
PID 2744 wrote to memory of 2624	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	31
PID 2744 wrote to memory of 2624	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	31
PID 2744 wrote to memory of 2624	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	31
PID 2744 wrote to memory of 2624	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	31
PID 2744 wrote to memory of 2624	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	31
PID 2744 wrote to memory of 2624	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	31
PID 2744 wrote to memory of 2624	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	31
PID 2624 wrote to memory of 1964	2624	N.exe	33
PID 2624 wrote to memory of 1964	2624	N.exe	33
PID 2624 wrote to memory of 1964	2624	N.exe	33
PID 2624 wrote to memory of 1964	2624	N.exe	33
PID 2744 wrote to memory of 2712	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	34
PID 2744 wrote to memory of 2712	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	34
PID 2744 wrote to memory of 2712	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	34
PID 2744 wrote to memory of 2712	2744	a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe	34
PID 2616 wrote to memory of 2424	2616	TXPlatfor.exe	37
PID 2616 wrote to memory of 2424	2616	TXPlatfor.exe	37
PID 2616 wrote to memory of 2424	2616	TXPlatfor.exe	37
PID 2616 wrote to memory of 2424	2616	TXPlatfor.exe	37
PID 2616 wrote to memory of 2424	2616	TXPlatfor.exe	37
PID 2616 wrote to memory of 2424	2616	TXPlatfor.exe	37
PID 2616 wrote to memory of 2424	2616	TXPlatfor.exe	37
PID 1964 wrote to memory of 2836	1964	cmd.exe	38
PID 1964 wrote to memory of 2836	1964	cmd.exe	38
PID 1964 wrote to memory of 2836	1964	cmd.exe	38
PID 1964 wrote to memory of 2836	1964	cmd.exe	38
PID 2264 wrote to memory of 2324	2264	svchost.exe	39
PID 2264 wrote to memory of 2324	2264	svchost.exe	39
PID 2264 wrote to memory of 2324	2264	svchost.exe	39
PID 2264 wrote to memory of 2324	2264	svchost.exe	39

C:\Users\Admin\AppData\Local\Temp\a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
"C:\Users\Admin\AppData\Local\Temp\a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2744
- 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:2488
- 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:2624
- - 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:1964
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2836
- C:\Users\Admin\AppData\Local\Temp\HD_a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
  C:\Users\Admin\AppData\Local\Temp\HD_a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe
  2⤵
  - Executes dropped EXE
  PID:2712

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3036

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:2264
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259421519.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2324

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2616
- 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:2424

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

Loading Replay Monitor...

Downloads

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

Filesize
2.4MB

MD5
32fc7958be0c55a4e59f59423ff580fe

SHA1
92be6dcfaa1428120ca91e0b9a3a1e4d1e3ae3c5

SHA256
221cca3d86bd76e048b250e5f8c869bf462d9d4fe665af832ad794866ad0ee01

SHA512
ea842038fdd19a3e5ed93686a234847f6048300865fadb328a335f52dc5d35f2f3568b0164eda543c7616df8ac3905041091daeec09b4d38446762fa2723e3a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_a9cea710af9c4d1815d1e5bd1563fde01c44538cc90a3464b501ea36728e7dc3.exe

Filesize
15KB

MD5
2520e902aedd041f580ea629bc48ae61

SHA1
75ecfbf01b12ff56be99e81e396d50a7dd7b95d3

SHA256
0ca356ea7a0f04094b2d8e2e35748386dcef67a7c216457f89ac8231626ad550

SHA512
441612643e67e0fd24504cca66a95114ba6aa8f77744a7bef641baec36ba5672450bbb1c5b9885694566bd1934ec07870c7c252bf7d5e58756111661bcf1f5fe

Download Submit
C:\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\259421519.txt

Filesize
899KB

MD5
0393f978ba9e13856946465e140aeb16

SHA1
09605f2ce9003f692abf9da4e653a5ed205d0f05

SHA256
19e14e011224e4dbc0ecfcedcd12fed60dce9d4eea5091d2c0b8194ddafe34dd

SHA512
ec3c9dda634a625287695bc1526233e9d3b43ef796d24a1d274061b63516161a4a44346e7aaa4e5938fa4b5ceb6c469f325c2ae734fffe9298479f2023a219fa

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2424-54-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2424-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2424-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2424-56-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2616-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2616-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2624-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2624-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2624-22-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2624-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download