gh0strat | 36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 17:41

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General

Target

36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
Size

2.9MB
MD5

625ab39dcc68325704bd2a4235b66acd
SHA1

2623777e3a4b10739aad5598ade1488b56cb693b
SHA256

36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b
SHA512

51188898c16d36fc4e705990987b25886219aadbe099c687fb2781fd4d8634fa5c54ba881b415813c17cea0cd9fc38093fcf2eb49d74b4a5b3125884b867ceac
SSDEEP

24576:aCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHg:aCwsbCANnKXferL7Vwe/Gg0P+WhJD

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1908-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1908-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1908-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1952-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1952-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2936-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2936-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2936-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2936-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2936-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/files/0x0008000000016875-6.dat	family_gh0strat
behavioral1/memory/1908-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1908-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1908-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1952-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1952-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2936-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2936-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2936-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2936-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2936-47-0x0000000010000000-0x00000000101B6000-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
2600	R.exe
1908	N.exe
1952	TXPlatfor.exe
2832	HD_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
2936	TXPlatfor.exe

Loads dropped DLL 5 IoCs

pid	Process
1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
2600	R.exe
1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
1952	TXPlatfor.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259439646.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 12 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1908-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1908-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1908-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1908-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1952-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1952-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2936-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2936-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2936-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2936-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2936-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2936-47-0x0000000010000000-0x00000000101B6000-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	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
580	cmd.exe
2824	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2824	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2936	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1908	N.exe
Token: SeLoadDriverPrivilege	2936	TXPlatfor.exe
Token: 33	2936	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2936	TXPlatfor.exe
Token: 33	2936	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2936	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 2600	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	30
PID 1980 wrote to memory of 2600	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	30
PID 1980 wrote to memory of 2600	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	30
PID 1980 wrote to memory of 2600	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	30
PID 1980 wrote to memory of 1908	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	31
PID 1980 wrote to memory of 1908	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	31
PID 1980 wrote to memory of 1908	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	31
PID 1980 wrote to memory of 1908	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	31
PID 1980 wrote to memory of 1908	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	31
PID 1980 wrote to memory of 1908	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	31
PID 1980 wrote to memory of 1908	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	31
PID 1908 wrote to memory of 580	1908	N.exe	33
PID 1908 wrote to memory of 580	1908	N.exe	33
PID 1908 wrote to memory of 580	1908	N.exe	33
PID 1908 wrote to memory of 580	1908	N.exe	33
PID 1980 wrote to memory of 2832	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	35
PID 1980 wrote to memory of 2832	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	35
PID 1980 wrote to memory of 2832	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	35
PID 1980 wrote to memory of 2832	1980	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	35
PID 1952 wrote to memory of 2936	1952	TXPlatfor.exe	36
PID 1952 wrote to memory of 2936	1952	TXPlatfor.exe	36
PID 1952 wrote to memory of 2936	1952	TXPlatfor.exe	36
PID 1952 wrote to memory of 2936	1952	TXPlatfor.exe	36
PID 1952 wrote to memory of 2936	1952	TXPlatfor.exe	36
PID 1952 wrote to memory of 2936	1952	TXPlatfor.exe	36
PID 1952 wrote to memory of 2936	1952	TXPlatfor.exe	36
PID 580 wrote to memory of 2824	580	cmd.exe	38
PID 580 wrote to memory of 2824	580	cmd.exe	38
PID 580 wrote to memory of 2824	580	cmd.exe	38
PID 580 wrote to memory of 2824	580	cmd.exe	38

C:\Users\Admin\AppData\Local\Temp\36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
"C:\Users\Admin\AppData\Local\Temp\36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1980
- 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:2600
- 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:1908
- - 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:580
  - - 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:2824
- C:\Users\Admin\AppData\Local\Temp\HD_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
  C:\Users\Admin\AppData\Local\Temp\HD_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
  2⤵
  - Executes dropped EXE
  PID:2832

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:1952
- 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:2936

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
2.8MB

MD5
fdd5b7a25c774ee006b8706a25947882

SHA1
87558d8885b4c35cf66ea40bbddef88940e1591e

SHA256
98963b85ac05d8da3c63a3d5306deb2e61c66bf58304067c9187187dc1e1b97a

SHA512
8f6bcfebcc733de9ae68d883e96979052dcfee9cd934e1ac38b6812a69ee255dd85affada6c58bd05a380830b890d3b6f83bb97e828b078f6f62345187f78c5c

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\HD_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe

Filesize
9KB

MD5
3613d8d83b78ce3561680a447eb6a24a

SHA1
995eb0e883c7adebcfadd29100d810cb7f882bcd

SHA256
8fdff52a7430dba14fb97239c7fe414710991f16da269374e0936a1385f3a318

SHA512
92161e7bc71f686c5fb0fa1bb78965e5bddff15d35ca8df9ae3fe2cdc0934b7cb5e1d47b6a5237df04d6d448cdeb2b6b74fba60e28cb55cd3d9e29cfc00cac40

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259439646.txt

Filesize
899KB

MD5
02a5dcb519fe9c602c4f2de33d217642

SHA1
9330429a283cdf6997d73bee151804819639da48

SHA256
666ae0af98ae5beb20d66d6afdcf80be29cf1eb9b1a0081acc5f2181a724f3dd

SHA512
d922bde8e265446d9fe106665cae9ef54fcd21bdd5057d9194da7e476aa4897808b44bb4c896fb0355ef637fd9130f540c8dc0fd5ec7afe7ea3a3597307abf8c

Download Submit
memory/1908-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1908-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1908-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1908-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1952-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1952-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2936-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2936-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2936-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2936-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2936-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2936-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download