gh0strat | 79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db

General

Target

79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe
Size

456KB
MD5

5ec615ccfed7ff83c807ea70ec797542
SHA1

82ce31c4b2ca78fa5b9373b8da51eb77af0553eb
SHA256

79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db
SHA512

f27ed255a3384115a3a3a02397753176e73f0ea154720d9f7e3181870283040f393868a8b4d3c07b2f4f8a82bd8e38f91bb0109de7a854db9c694f8ee1b22447
SSDEEP

12288:v8noxguizghvk2u+hbprhJysvBMBMQyOgZT8w2ja8:v6oazh2ltrhJPBSYOg7ua

Score

10^/10

gh0strat purplefox rat rootkit trojan upx vmprotect

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/1988-60-0x0000000010000000-0x00000000101B8000-memory.dmp	purplefox_rootkit
behavioral1/memory/1988-59-0x0000000010000000-0x00000000101B8000-memory.dmp	purplefox_rootkit
behavioral1/memory/1988-74-0x0000000010000000-0x00000000101B8000-memory.dmp	purplefox_rootkit
behavioral1/memory/2296-78-0x0000000010000000-0x00000000101B8000-memory.dmp	purplefox_rootkit
behavioral1/memory/2328-83-0x0000000010000000-0x00000000101B8000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1988-58-0x0000000010000000-0x00000000101B8000-memory.dmp	family_gh0strat
behavioral1/memory/1988-60-0x0000000010000000-0x00000000101B8000-memory.dmp	family_gh0strat
behavioral1/memory/1988-59-0x0000000010000000-0x00000000101B8000-memory.dmp	family_gh0strat
behavioral1/memory/2296-69-0x0000000010000000-0x00000000101B8000-memory.dmp	family_gh0strat
behavioral1/memory/1988-74-0x0000000010000000-0x00000000101B8000-memory.dmp	family_gh0strat
behavioral1/memory/2296-78-0x0000000010000000-0x00000000101B8000-memory.dmp	family_gh0strat
behavioral1/memory/2328-83-0x0000000010000000-0x00000000101B8000-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
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2364 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

Stlme.exeStlme.exe

pid process

2296 Stlme.exe
2328 Stlme.exe
Loads dropped DLL 1 IoCs

Processes:

Stlme.exe

pid process

2296 Stlme.exe

pid	process
2364	cmd.exe

pid	process
2296	Stlme.exe
2328	Stlme.exe

pid	process
2296	Stlme.exe

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1988-56-0x0000000010000000-0x00000000101B8000-memory.dmp	upx
behavioral1/memory/1988-58-0x0000000010000000-0x00000000101B8000-memory.dmp	upx
behavioral1/memory/1988-60-0x0000000010000000-0x00000000101B8000-memory.dmp	upx
behavioral1/memory/1988-59-0x0000000010000000-0x00000000101B8000-memory.dmp	upx
behavioral1/memory/2296-69-0x0000000010000000-0x00000000101B8000-memory.dmp	upx
behavioral1/memory/1988-74-0x0000000010000000-0x00000000101B8000-memory.dmp	upx
behavioral1/memory/2296-78-0x0000000010000000-0x00000000101B8000-memory.dmp	upx
behavioral1/memory/2328-83-0x0000000010000000-0x00000000101B8000-memory.dmp	upx

VMProtect packed file 10 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral1/memory/1988-55-0x0000000000400000-0x00000000004D8000-memory.dmp	vmprotect
behavioral1/memory/1988-54-0x0000000000400000-0x00000000004D8000-memory.dmp	vmprotect
C:\Windows\SysWOW64\Stlme.exe	vmprotect
behavioral1/memory/2296-64-0x0000000000400000-0x00000000004D8000-memory.dmp	vmprotect
behavioral1/memory/1988-73-0x0000000000400000-0x00000000004D8000-memory.dmp	vmprotect
C:\Windows\SysWOW64\Stlme.exe	vmprotect
\Windows\SysWOW64\Stlme.exe	vmprotect
C:\Windows\SysWOW64\Stlme.exe	vmprotect
behavioral1/memory/2296-75-0x0000000000400000-0x00000000004D8000-memory.dmp	vmprotect
behavioral1/memory/2328-85-0x0000000000400000-0x00000000004D8000-memory.dmp	vmprotect

Drops file in System32 directory 2 IoCs

Processes:

79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe

description	ioc	process
File created	C:\Windows\SysWOW64\Stlme.exe	79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe
File opened for modification	C:\Windows\SysWOW64\Stlme.exe	79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2900 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe

description pid process

Token: SeIncBasePriorityPrivilege 1988 79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe

pid	process
2900	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	1988	79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exeStlme.execmd.exe

description	pid	process	target process
PID 1988 wrote to memory of 2364	1988	79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe	cmd.exe
PID 1988 wrote to memory of 2364	1988	79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe	cmd.exe
PID 1988 wrote to memory of 2364	1988	79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe	cmd.exe
PID 1988 wrote to memory of 2364	1988	79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe	cmd.exe
PID 2296 wrote to memory of 2328	2296	Stlme.exe	Stlme.exe
PID 2296 wrote to memory of 2328	2296	Stlme.exe	Stlme.exe
PID 2296 wrote to memory of 2328	2296	Stlme.exe	Stlme.exe
PID 2296 wrote to memory of 2328	2296	Stlme.exe	Stlme.exe
PID 2364 wrote to memory of 2900	2364	cmd.exe	PING.EXE
PID 2364 wrote to memory of 2900	2364	cmd.exe	PING.EXE
PID 2364 wrote to memory of 2900	2364	cmd.exe	PING.EXE
PID 2364 wrote to memory of 2900	2364	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe
"C:\Users\Admin\AppData\Local\Temp\79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1988

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\79FDAF~1.EXE > nul
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2364

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
3⤵
- Runs ping.exe
PID:2900

C:\Windows\SysWOW64\Stlme.exe
C:\Windows\SysWOW64\Stlme.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2296

C:\Windows\SysWOW64\Stlme.exe
C:\Windows\SysWOW64\Stlme.exe -acsi
2⤵
- Executes dropped EXE
PID:2328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\Stlme.exe
Filesize
456KB

MD5
5ec615ccfed7ff83c807ea70ec797542

SHA1
82ce31c4b2ca78fa5b9373b8da51eb77af0553eb

SHA256
79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db

SHA512
f27ed255a3384115a3a3a02397753176e73f0ea154720d9f7e3181870283040f393868a8b4d3c07b2f4f8a82bd8e38f91bb0109de7a854db9c694f8ee1b22447

Download Submit
C:\Windows\SysWOW64\Stlme.exe
Filesize
456KB

MD5
5ec615ccfed7ff83c807ea70ec797542

SHA1
82ce31c4b2ca78fa5b9373b8da51eb77af0553eb

SHA256
79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db

SHA512
f27ed255a3384115a3a3a02397753176e73f0ea154720d9f7e3181870283040f393868a8b4d3c07b2f4f8a82bd8e38f91bb0109de7a854db9c694f8ee1b22447

Download Submit
C:\Windows\SysWOW64\Stlme.exe
Filesize
456KB

MD5
5ec615ccfed7ff83c807ea70ec797542

SHA1
82ce31c4b2ca78fa5b9373b8da51eb77af0553eb

SHA256
79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db

SHA512
f27ed255a3384115a3a3a02397753176e73f0ea154720d9f7e3181870283040f393868a8b4d3c07b2f4f8a82bd8e38f91bb0109de7a854db9c694f8ee1b22447

Download Submit
\Windows\SysWOW64\Stlme.exe
Filesize
456KB

MD5
5ec615ccfed7ff83c807ea70ec797542

SHA1
82ce31c4b2ca78fa5b9373b8da51eb77af0553eb

SHA256
79fdafce8486c84c63a01fa7353da03952fc430576f4f3d53ac8cdb517ec18db

SHA512
f27ed255a3384115a3a3a02397753176e73f0ea154720d9f7e3181870283040f393868a8b4d3c07b2f4f8a82bd8e38f91bb0109de7a854db9c694f8ee1b22447

Download Submit
memory/1988-74-0x0000000010000000-0x00000000101B8000-memory.dmp

Filesize
1.7MB

Download
memory/1988-54-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/1988-60-0x0000000010000000-0x00000000101B8000-memory.dmp

Filesize
1.7MB

Download
memory/1988-59-0x0000000010000000-0x00000000101B8000-memory.dmp

Filesize
1.7MB

Download
memory/1988-55-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/1988-73-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/1988-58-0x0000000010000000-0x00000000101B8000-memory.dmp

Filesize
1.7MB

Download
memory/1988-56-0x0000000010000000-0x00000000101B8000-memory.dmp

Filesize
1.7MB

Download
memory/2296-69-0x0000000010000000-0x00000000101B8000-memory.dmp

Filesize
1.7MB

Download
memory/2296-78-0x0000000010000000-0x00000000101B8000-memory.dmp

Filesize
1.7MB

Download
memory/2296-64-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2296-75-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2328-83-0x0000000010000000-0x00000000101B8000-memory.dmp

Filesize
1.7MB

Download
memory/2328-85-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads