gh0strat | 2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8

General

Target

2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
Size

3.4MB
MD5

af7defd6fed54867d3de8c3c3ab27f24
SHA1

d2d64a88c72f3a231667bbebe38e9a38abbc6694
SHA256

2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8
SHA512

77ed500a3b67bbf573b43d819ed21fade2405ac7b1a66a00255d1638be68139b3ff9c627182751fb3ddeeb910d3f51ee0bef5e6ef21dbfe1b8ab1d1a94b6db4a
SSDEEP

49152:HCwsbCANnKXferL7Vwe/Gg0P+WhbJ/f86Oxtoq:iws2ANnKXOaeOgmhbJRQj

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/1780-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1780-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1780-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2604-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2604-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2612-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2612-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2612-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259397027.txt	family_gh0strat
behavioral1/memory/1780-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1780-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1780-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2604-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2604-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2612-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2612-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2612-37-0x0000000010000000-0x00000000101B6000-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

Processes:

TXPlatfor.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe

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

Processes:

TXPlatfor.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe

pid process

2324 R.exe
1780 N.exe
2604 TXPlatfor.exe
2612 TXPlatfor.exe
1976 HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe

pid	process
2324	R.exe
1780	N.exe
2604	TXPlatfor.exe
2612	TXPlatfor.exe
1976	HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe

Loads dropped DLL 5 IoCs

Processes:

2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exeR.exeTXPlatfor.exe

pid	process
2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
2324	R.exe
2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
2604	TXPlatfor.exe
2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1780-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1780-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1780-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1780-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2604-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2604-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2612-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2612-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2612-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

R.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259397027.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2704 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe

pid process

2152 2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2612 TXPlatfor.exe

pid	process
2704	PING.EXE

pid	process
2612	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1780	N.exe
Token: SeLoadDriverPrivilege	2612	TXPlatfor.exe
Token: 33	2612	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2612	TXPlatfor.exe
Token: 33	2612	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2612	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe

pid	process
2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 2152 wrote to memory of 2324	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	R.exe
PID 2152 wrote to memory of 2324	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	R.exe
PID 2152 wrote to memory of 2324	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	R.exe
PID 2152 wrote to memory of 2324	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	R.exe
PID 2152 wrote to memory of 1780	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	N.exe
PID 2152 wrote to memory of 1780	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	N.exe
PID 2152 wrote to memory of 1780	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	N.exe
PID 2152 wrote to memory of 1780	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	N.exe
PID 2152 wrote to memory of 1780	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	N.exe
PID 2152 wrote to memory of 1780	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	N.exe
PID 2152 wrote to memory of 1780	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	N.exe
PID 1780 wrote to memory of 2692	1780	N.exe	cmd.exe
PID 1780 wrote to memory of 2692	1780	N.exe	cmd.exe
PID 1780 wrote to memory of 2692	1780	N.exe	cmd.exe
PID 1780 wrote to memory of 2692	1780	N.exe	cmd.exe
PID 2604 wrote to memory of 2612	2604	TXPlatfor.exe	TXPlatfor.exe
PID 2604 wrote to memory of 2612	2604	TXPlatfor.exe	TXPlatfor.exe
PID 2604 wrote to memory of 2612	2604	TXPlatfor.exe	TXPlatfor.exe
PID 2604 wrote to memory of 2612	2604	TXPlatfor.exe	TXPlatfor.exe
PID 2604 wrote to memory of 2612	2604	TXPlatfor.exe	TXPlatfor.exe
PID 2604 wrote to memory of 2612	2604	TXPlatfor.exe	TXPlatfor.exe
PID 2604 wrote to memory of 2612	2604	TXPlatfor.exe	TXPlatfor.exe
PID 2152 wrote to memory of 1976	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
PID 2152 wrote to memory of 1976	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
PID 2152 wrote to memory of 1976	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
PID 2152 wrote to memory of 1976	2152	2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe	HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
PID 2692 wrote to memory of 2704	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2704	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2704	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2704	2692	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
"C:\Users\Admin\AppData\Local\Temp\2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2152
- 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:2324
- 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:1780
- - 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:2692
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2704
- C:\Users\Admin\AppData\Local\Temp\HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe
  2⤵
  - Executes dropped EXE
  PID:1976

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2604
- 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:2612

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_2cc52b16ca9f41a3f9ea0c0ef0e50d5b65240e9b15d82626d01dd471e131a6c8.exe

Filesize
630KB

MD5
2a72514c0aa8ac8c0eae16eadad86479

SHA1
f8ac0066d3c5050ac7b968592f15b50e90f8ba10

SHA256
b9c08ddeb4ba697f688a117ae9a2529b6d43f421ffe33b9369d001d939181f85

SHA512
31d3766dd72b5722c31495ae8e16725d391633996f8cc02928cac4c19fcc8eedca4e25028bb1004abea3747517111818ef02faa3c5bd71754d5ae45a95576467

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

Filesize
2.8MB

MD5
11c71b26ecf87bd8b3741160231056af

SHA1
567738d7f533490c27ea3ffea7361e95f85a674b

SHA256
da81d642d4f243a016c7a8f5b0cc35b9ec4c511c5c7688ce7d9b8f850814250b

SHA512
6dd2474e4689732d1c620385241bff2397c82e7e838268af8c2c6b1534749423ad4f87c7b2970167dd3fe1144c08ff6ffe2a764f13df32f721f76ca0cc8aa73f

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\259397027.txt

Filesize
899KB

MD5
511427564fb57517a36891b7429a3084

SHA1
62d650bf936d9257d704cc0871ca6dcffd24926f

SHA256
4b1aa403783ccb1aa34b32e795c10eedaf3bb52d69c89ad857347e358f6bae72

SHA512
47fe8d0010004112504a266a4df970c46e35aacae753af993f052bf13924b2188116b7e7e2f306326e8a6e0f554bb9cc6c9a5addbbcc3427013a22d2948ed413

Download Submit
memory/1780-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1780-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1780-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1780-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2604-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2604-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2612-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2612-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2612-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads