gh0strat | 9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38

General

Target

9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe
Size

1.2MB
MD5

2d2756e56eac030b2e44e4c9a25cdad3
SHA1

f039c11e6dfbd3e338d01f9a3ce703d55e2353d8
SHA256

9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38
SHA512

f910c29d6d929aac4ec5537d7b92643c6dabdde43f68ee91e8f996914cbc8a2b5de57a517423b4b4e63ddfd696865c35e21fb855e5f601a620c16e4ea0b4f61a
SSDEEP

24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiA:WIwgMEuy+inDfp3/XoCw57XYBwKA

Score

10^/10

gh0strat purplefox discovery rat rootkit trojan upx vmprotect

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2856-24-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit
behavioral1/memory/2856-23-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit
behavioral1/memory/1092-48-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit
behavioral1/memory/1092-49-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit
behavioral1/memory/1092-53-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 7 IoCs

resource	yara_rule
behavioral1/files/0x0033000000018650-14.dat	family_gh0strat
behavioral1/memory/2856-24-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/2856-23-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/1092-47-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/1092-48-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/1092-49-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/1092-53-0x0000000010000000-0x00000000101BA000-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

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/2836-0-0x0000000000400000-0x0000000000760000-memory.dmp	vmprotect
behavioral1/memory/2836-1-0x0000000000400000-0x0000000000760000-memory.dmp	vmprotect

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2856-21-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/2856-24-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/2856-23-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/1092-47-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/1092-48-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/1092-45-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/1092-49-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/1092-53-0x0000000010000000-0x00000000101BA000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 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	9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
776	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2836	9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe
2836	9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe

C:\Users\Admin\AppData\Local\Temp\9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe
"C:\Users\Admin\AppData\Local\Temp\9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2836
- C:\Users\Admin\AppData\Local\Temp\AK47.exe
  "C:\Users\Admin\AppData\Local\Temp\AK47.exe"
  2⤵
  PID:2808
- C:\Users\Admin\AppData\Local\Temp\AK47.exe
  C:\Users\Admin\AppData\Local\Temp\\AK47.exe
  2⤵
  PID:2572
- C:\Users\Admin\AppData\Local\Temp\AK74.exe
  C:\Users\Admin\AppData\Local\Temp\\AK74.exe
  2⤵
  PID:2856
- - 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\AK74.exe > nul
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    PID:776
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
  2⤵
  PID:2596

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2968

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2760

C:\Windows\SysWOW64\Ghiya.exe
C:\Windows\SysWOW64\Ghiya.exe -auto
1⤵
PID:2736
- C:\Windows\SysWOW64\Ghiya.exe
  C:\Windows\SysWOW64\Ghiya.exe -acsi
  2⤵
  PID:1092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\AK47.exe

Filesize
91KB

MD5
423eb994ed553294f8a6813619b8da87

SHA1
eca6a16ccd13adcfc27bc1041ddef97ec8081255

SHA256
050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

SHA512
fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

Download Submit
\Users\Admin\AppData\Local\Temp\AK74.exe

Filesize
400KB

MD5
b0998aa7d5071d33daa5b60b9c3c9735

SHA1
9365a1ff0c6de244d6f36c8d84072cc916665d3c

SHA256
3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

SHA512
308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

Download Submit
\Windows\SysWOW64\259420037.txt

Filesize
49KB

MD5
f4953622dcc088e9d0dda2c9fd3ac79f

SHA1
745af12c69d848fdd1764c8e7ed066ab3be54851

SHA256
95c5da2af6cad941db0f62fd7e028cf0efae5beb9722b1ecb8802076cc61b246

SHA512
8857b53de30c2c637accb7c50cd9f98c5c561ece5db4b141b3d3d589a4d08d383b3637d197b5fdeade8d758c6190e4fc1abcce1f8bf4fec96d500ad2cb7a1c15

Download Submit
memory/1092-48-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/1092-47-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/1092-45-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/1092-49-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/1092-53-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/2836-1-0x0000000000400000-0x0000000000760000-memory.dmp

Filesize
3.4MB

Download
memory/2836-0-0x0000000000400000-0x0000000000760000-memory.dmp

Filesize
3.4MB

Download
memory/2856-21-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/2856-24-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/2856-23-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download

Analysis

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