gh0strat | 06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26/05/2024, 08:45

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General

Target
06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe
Size 4.0MB
Sample240526-kn3tvsde77
SHA256 06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106
MD5 1135faa525c0af4d75076dcce9631581
SHA1 a6b267cf46b8e39ba6fbae2dfbc4b3ea09442c10
SHA512 645072036d50ad72a7967f2d2d1468ee3a87392816e30e1e6a7c6a8f45d8c2bc1bf52459d344ab1ace158113364ed9fe42ef201a24af379a8b550c1710566093
SSDEEP 98304:Fws2ANnKXOaeOgmhY9yjk6PMopCqkqPDg:vKXbeO72RoAqE
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/4896-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4896-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4896-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2012-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2012-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2012-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5076-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5076-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5076-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2012-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/files/0x000700000002342c-5.dat	family_gh0strat
behavioral2/memory/4896-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4896-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4896-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2012-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2012-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2012-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5076-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5076-52-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5076-54-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2012-24-0x0000000010000000-0x00000000101B6000-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 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
4808	R.exe
4896	N.exe
2012	TXPlatfor.exe
3056	HD_06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe
5076	TXPlatfor.exe

Loads dropped DLL 1 IoCs

pid	Process
4808	R.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4896-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2012-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2012-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2012-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5076-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5076-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5076-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2012-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2012-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240608687.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4632	4808	WerFault.exe	85

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2968	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe
3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
5076	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4896	N.exe
Token: SeLoadDriverPrivilege	5076	TXPlatfor.exe
Token: 33	5076	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5076	TXPlatfor.exe
Token: 33	5076	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5076	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe
3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3300 wrote to memory of 4808	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	85
PID 3300 wrote to memory of 4808	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	85
PID 3300 wrote to memory of 4808	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	85
PID 3300 wrote to memory of 4896	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	92
PID 3300 wrote to memory of 4896	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	92
PID 3300 wrote to memory of 4896	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	92
PID 4896 wrote to memory of 4836	4896	N.exe	94
PID 4896 wrote to memory of 4836	4896	N.exe	94
PID 4896 wrote to memory of 4836	4896	N.exe	94
PID 3300 wrote to memory of 3056	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	95
PID 3300 wrote to memory of 3056	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	95
PID 3300 wrote to memory of 3056	3300	06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe	95
PID 2012 wrote to memory of 5076	2012	TXPlatfor.exe	96
PID 2012 wrote to memory of 5076	2012	TXPlatfor.exe	96
PID 2012 wrote to memory of 5076	2012	TXPlatfor.exe	96
PID 4836 wrote to memory of 2968	4836	cmd.exe	99
PID 4836 wrote to memory of 2968	4836	cmd.exe	99
PID 4836 wrote to memory of 2968	4836	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe
"C:\Users\Admin\AppData\Local\Temp\06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3300
- 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
  PID:4808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 464
    3⤵
    - Program crash
    PID:4632
- 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:4896
- - 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:4836
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2968
- C:\Users\Admin\AppData\Local\Temp\HD_06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe
  C:\Users\Admin\AppData\Local\Temp\HD_06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe
  2⤵
  - Executes dropped EXE
  PID:3056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4808 -ip 4808
1⤵
PID:1092

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2012
- 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:5076

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

HD_06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_06d12b2d2bf1ca2b26ac587f3f2176a1f3b9cdef9dbae46b7ef73862aa889106.exe
Size 1.4MB
SHA256 e3c65f8bc3b24c2f04855874ddb43da31bc3f9bdff8bb19e52834fa6ddadff4b
MD5 0333605a08ba9d44c3658d6cecd176a0
SHA1 7d6ee62f6ce0130d4beb635676a782afeaca6608
SHA512 a8bf2845369d8b3fc0f831f06baa91ac1267e1d29537b9204cc6954eaee5ceb085874d2aa8275a073aa940b5a9d130f18702762d3838cc7c8ade225e47f9091a
SSDEEP 24576:I+pcV+KOYOBf0gjk6PMopYX0ja7TxCYOIb4ku0PQGGL0xkFeyD6Yu:uOBf5jk6PMopCga7Twpk2GGAcPDg
MD5 SHA1 SHA512 SSDEEP

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HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.6MB
SHA256 8d9178600ef12a5059353680afa70f2b269dbb53d0dc6ca0b5e082e1550b950b
MD5 6161d8bd8d0f5ccf71e20d394967b39f
SHA1 c9c75ec020eda4aed54d973c4b7b2428daafcbef
SHA512 86836bd757adc24ca9fea00f51969c6720b87054de3a9265e6f6b4290b523ef0deeae0bd08c7cf748df23cbe3b0a806efa8845b7faef5c809545a1ba759ab95f
SSDEEP 24576:CCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHN:CCwsbCANnKXferL7Vwe/Gg0P+WhY5TL
MD5 SHA1 SHA512 SSDEEP

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N.exe

Path C:\Users\Admin\AppData\Local\Temp\N.exe
Size 377KB
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YHL7:HclcceBKlKwAg0Mja/UafOVwbha
MD5 SHA1 SHA512 SSDEEP

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R.exe

Path C:\Users\Admin\AppData\Local\Temp\R.exe
Size 941KB
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
SSDEEP 24576:N+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH1PXw:cerL7Vw
MD5 SHA1 SHA512 SSDEEP

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240608687.txt

Path C:\Windows\SysWOW64\240608687.txt
Size 899KB
SHA256 bb3e9d7ea0db0d810bb0fce7931145f8c68f1ca6ed803e28194f11915351dc62
MD5 532ebdde8944616df82d7914d7dee597
SHA1 e1dc4dcbdd9a8342848c71cb3011993330af69dd
SHA512 1aa4b530304add7c4208d5c91bf2c5928be4f0353dcef55238e1046ce1dfac3e3aad5199ce9e832ab73ce2028e3ece4b6c936f1bc5b8c00e2ae301b9de7361a3
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXy:7wqd87Vy
MD5 SHA1 SHA512 SSDEEP

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memory/2012-25-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2012-24-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2012-21-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2012-23-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2012-42-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4896-15-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4896-18-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4896-14-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4896-12-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/5076-43-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/5076-52-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/5076-54-0x0000000010000000-0x00000000101B6000-memory.dmp

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