gh0strat | a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114

General

Target

a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe
Size

2.2MB
MD5

6c7e4ce53089162d31b4f2a6aff9e327
SHA1

b8738a7dbf227640910fde6a3e2de0a91f3c19c6
SHA256

a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114
SHA512

904639e800eebfeff43125c8276459f092b7669997b581fa7ba2004a6c67ae4e3e7fc9978d31ceec6f43d8b180870a79c833beae8e0a821a3c70b3a909027b35
SSDEEP

24576:P09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+nAvBj/4ZT:P09XJt4HIN2H2tFvduySux/0

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/1572-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1572-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2356-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-62-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-65-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-67-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/1572-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1572-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1572-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2356-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2356-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-62-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-65-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-67-0x0000000010000000-0x00000000101B6000-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	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 3 IoCs

pid	Process
1572	RVN.exe
2356	TXPlatforn.exe
2776	TXPlatforn.exe

Loads dropped DLL 2 IoCs

pid	Process
2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe
2356	TXPlatforn.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1572-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1572-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1572-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1572-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2356-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2356-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-60-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-62-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-65-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-67-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2632	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2776	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1572	RVN.exe
Token: SeLoadDriverPrivilege	2776	TXPlatforn.exe
Token: 33	2776	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2776	TXPlatforn.exe
Token: 33	2776	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2776	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe
2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 1572	2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe	28
PID 2480 wrote to memory of 1572	2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe	28
PID 2480 wrote to memory of 1572	2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe	28
PID 2480 wrote to memory of 1572	2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe	28
PID 2480 wrote to memory of 1572	2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe	28
PID 2480 wrote to memory of 1572	2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe	28
PID 2480 wrote to memory of 1572	2480	a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe	28
PID 1572 wrote to memory of 2764	1572	RVN.exe	33
PID 1572 wrote to memory of 2764	1572	RVN.exe	33
PID 1572 wrote to memory of 2764	1572	RVN.exe	33
PID 1572 wrote to memory of 2764	1572	RVN.exe	33
PID 2356 wrote to memory of 2776	2356	TXPlatforn.exe	32
PID 2356 wrote to memory of 2776	2356	TXPlatforn.exe	32
PID 2356 wrote to memory of 2776	2356	TXPlatforn.exe	32
PID 2356 wrote to memory of 2776	2356	TXPlatforn.exe	32
PID 2356 wrote to memory of 2776	2356	TXPlatforn.exe	32
PID 2356 wrote to memory of 2776	2356	TXPlatforn.exe	32
PID 2356 wrote to memory of 2776	2356	TXPlatforn.exe	32
PID 2764 wrote to memory of 2632	2764	cmd.exe	31
PID 2764 wrote to memory of 2632	2764	cmd.exe	31
PID 2764 wrote to memory of 2632	2764	cmd.exe	31
PID 2764 wrote to memory of 2632	2764	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe
"C:\Users\Admin\AppData\Local\Temp\a6598622671b78f6b69047d4919b2106ae9af3c9dd4337a3766bc8461f8f7114.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2480
- 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
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1572
- - 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⤵
    - Suspicious use of WriteProcessMemory
    PID:2764

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2356
- 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:2776

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
1⤵
- Runs ping.exe
PID:2632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

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
407KB

MD5
99560628d673e01af5001d6bc14fa0e4

SHA1
fc7eba6d6f7339647d1d3a8221a27ce5a4927127

SHA256
1e899976a236333b535de73b2a2d678d16c64b535e54e0d341cd311ee0051612

SHA512
aae0c786eed84269fe272d25ffa967347f955cbc445dd0ddec3b0fb5954d301e3dd6db3935278c4d7541495d32f34d8ebb37f3272ee5240b4e66abe9b65cbc85

Download Submit
C:\Users\Admin\AppData\Local\Temp\X.ico

Filesize
71KB

MD5
fb44f7af2882d222b600539171f54c1d

SHA1
0c5a1a0b1620a55a0f194464227be25a2f0347e1

SHA256
f2a78e76259bc8fd4ab6af7b4e16dfb49a10643308aca3d14c09e61ac0ebd487

SHA512
21e906473f64303c4c8d55213ccb84f4a803c11fb5eef34ce3194adfb391ccbcc91e7c399556c7a4e4f3d33b9b19524d4499ec771ee8e1a10df26ea7cc2dcb67

Download Submit
C:\Windows\SysWOW64\TXPlatforn.exe

Filesize
371KB

MD5
cd2cba066099f8b68257d5889f541d8e

SHA1
e18a874c91c1870d296052cb0ea118201f3e1bae

SHA256
071db0adb83203dcaa6a08b492137c010e2f7d492186629b6de182daa1d26375

SHA512
0722ca04b832e10987152312b87cc04dd05df983fb79dcf7ce117535299c12050c48b2da24ca21d0d2eaf6c66897e2a3a930d592b3599e76c9b6e24d37a5aba1

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
\Windows\SysWOW64\TXPlatforn.exe

Filesize
345KB

MD5
164be52bf96cc4f28feceb87b4ff51d6

SHA1
3a118aee78c1d1237e0ffe74e56e3a18e01c9e7f

SHA256
03498f96bb0ed94b03030ff19181153ecb6de1e7d7a43af5b105e97adba89164

SHA512
6b82fd420719eeb0598ae6a492841c160548db3f7f4b491bb511081a54432692b397cfc33089c317ed4ea21310cd654094070d2e5b79a5e402e9a91e22054d15

Download Submit
memory/1572-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1572-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1572-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1572-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1572-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2356-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2356-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-60-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-62-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-65-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-67-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads