gh0strat | 3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332

General

Target

3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe
Size

12.2MB
MD5

889cab08f8fb48c459c0ecd9dfe8619a
SHA1

d8d3b8b86b380f9d86b77eb669f181baa5f07ac2
SHA256

3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332
SHA512

d7957919bb4370b75002d5a01f77980aec49611f23d892eb1a626258e5362687f45c71648d08d2c423708e6cf5264b5e67c1cd7e2f4b076a36b6f1e950446249
SSDEEP

196608:grUP1Luepkfw5jmBbyKMdCSTkGE7nWoRPep3S:UyieJ5KBGJCBGNoBe4

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Extracted

Family

gh0strat

C2

tongxiu.e2.luyouxia.net

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/2320-51-0x0000000010000000-0x0000000010015000-memory.dmp	family_gh0strat
behavioral1/memory/2320-91-0x0000000000400000-0x0000000000460000-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

Executes dropped EXE 6 IoCs

pid	Process
1600	qee.exe
2320	._cache_qee.exe
2764	Synaptics.exe
1536	._cache_Synaptics.exe
340	Iogweqo.exe
2668	Iogweqo.exe

Loads dropped DLL 10 IoCs

pid	Process
536	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe
536	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe
1600	qee.exe
1600	qee.exe
1600	qee.exe
1600	qee.exe
1600	qee.exe
2764	Synaptics.exe
2764	Synaptics.exe
2764	Synaptics.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	qee.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Iogweqo.exe	._cache_qee.exe
File opened for modification	C:\Program Files (x86)\Iogweqo.exe	._cache_qee.exe

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 8 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	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_qee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Iogweqo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Iogweqo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qee.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2612	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2320	._cache_qee.exe
2320	._cache_qee.exe
2320	._cache_qee.exe
1536	._cache_Synaptics.exe
1536	._cache_Synaptics.exe
1536	._cache_Synaptics.exe
340	Iogweqo.exe
340	Iogweqo.exe
340	Iogweqo.exe
2668	Iogweqo.exe
2668	Iogweqo.exe
2668	Iogweqo.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
536	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe
536	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe
2612	EXCEL.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 1600	536	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe	31
PID 536 wrote to memory of 1600	536	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe	31
PID 536 wrote to memory of 1600	536	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe	31
PID 536 wrote to memory of 1600	536	3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe	31
PID 1600 wrote to memory of 2320	1600	qee.exe	32
PID 1600 wrote to memory of 2320	1600	qee.exe	32
PID 1600 wrote to memory of 2320	1600	qee.exe	32
PID 1600 wrote to memory of 2320	1600	qee.exe	32
PID 1600 wrote to memory of 2764	1600	qee.exe	33
PID 1600 wrote to memory of 2764	1600	qee.exe	33
PID 1600 wrote to memory of 2764	1600	qee.exe	33
PID 1600 wrote to memory of 2764	1600	qee.exe	33
PID 2764 wrote to memory of 1536	2764	Synaptics.exe	34
PID 2764 wrote to memory of 1536	2764	Synaptics.exe	34
PID 2764 wrote to memory of 1536	2764	Synaptics.exe	34
PID 2764 wrote to memory of 1536	2764	Synaptics.exe	34
PID 340 wrote to memory of 2668	340	Iogweqo.exe	37
PID 340 wrote to memory of 2668	340	Iogweqo.exe	37
PID 340 wrote to memory of 2668	340	Iogweqo.exe	37
PID 340 wrote to memory of 2668	340	Iogweqo.exe	37

C:\Users\Admin\AppData\Local\Temp\3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe
"C:\Users\Admin\AppData\Local\Temp\3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:536
- C:\Users\Admin\AppData\Local\Temp\qee.exe
  qee.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Users\Admin\AppData\Local\Temp\._cache_qee.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_qee.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2320
- - C:\ProgramData\Synaptics\Synaptics.exe
    "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2764
  - - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:1536

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2612

C:\Program Files (x86)\Iogweqo.exe
"C:\Program Files (x86)\Iogweqo.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:340
- C:\Program Files (x86)\Iogweqo.exe
  "C:\Program Files (x86)\Iogweqo.exe" Win7
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2668

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Iogweqo.exe

Filesize
8.4MB

MD5
12108a83afdd548044f85c9cc86e86f0

SHA1
0e5fe9f63c8e7c68e31a236f146612137cc9deba

SHA256
8adfe7bf9b60593f29ea3a106e6e4f6ca80ea712f55dd5718e6d33d1d7435203

SHA512
d79148038ed33170d912897fc4740dd63af446b8e7c2ff35265a1d9eeecdb6ae4ff904026c61c5f1895940064e0b5932dcb28056e5213667a493597eb6d245d6

Download Submit
C:\Users\Admin\AppData\Local\Temp\GxvbOzl9.xlsm

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

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

Filesize
376KB

MD5
de01c720dea6f749ff0feb287320c6b5

SHA1
2ea2345aa884f070bbf23851f82ebd1029565a0b

SHA256
cc389bc7c8e0d8ffd0dbf45654feb1215291295a14e1837698e60ecfb9d36f28

SHA512
43123031810ca8168940eb9831809e0a5312de643587f43f0176c549ced0070fdc560cf94b83d68ab1c5b41b1b1e44f51d1386d98cc1593a33d39948ee897b19

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

Filesize
1.1MB

MD5
c4512809141a589e7e1135e25ff8fb30

SHA1
8f573d4f23a2063662a41870ac4f0a07230384e2

SHA256
d839bb74f9af8ac042c1a49c92f6460ed1ecd99df9ee9c2bf8e1bbcdf5b2b3cb

SHA512
ee1ceea07174fa84fdf799359a82dce78a01cd96e66863cfe8ae30d0793824f725f7cc60408979dd5e33587e0bcd0cb844ef25da9e60e8de8ca5b41784b4f739

Download Submit
memory/1600-37-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/1600-8-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2320-51-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

Download
memory/2320-91-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2612-59-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2764-92-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2764-93-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2764-105-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2764-127-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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