gh0strat | 9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74

General

Target

9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
Size

11.5MB
MD5

2ce67ec6c01a4e8ab49a21c224af7c1e
SHA1

472a99759ea6cd51bb4986b4fa918efd3ed74af1
SHA256

9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74
SHA512

eeb93cb14863b2fab91d215bc55e307b6dc153bd70dc54dc00256c96bd8f5ca074115aea3618c7a96e4f2d8194f64ec178aaebf356423aadb40fcdbe0f774ae8
SSDEEP

196608:c12tnjp+sHMWh+lmnqg/ivIbuUN0tZo+mNbM3bwIihTtvHkP5KhvXRRdCqM4ABrE:cInjsyM9l2R6gamsbmNbGihpHr9Rj5A3

Score

10^/10

gh0strat persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259429959.bat	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

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

GLk.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\svchist\Parameters\ServiceDll = "C:\\Windows\\system32\\259429959.bat"	GLk.exe

Executes dropped EXE 3 IoCs

Processes:

GLk.exeHD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exesvchist.exe

pid process

2356 GLk.exe
2692 HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
2004 svchist.exe

pid	process
2356	GLk.exe
2692	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
2004	svchist.exe

Loads dropped DLL 6 IoCs

Processes:

9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exeGLk.exesvchost.exesvchist.exe

pid	process
1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
2356	GLk.exe
2264	svchost.exe
1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
2264	svchost.exe
2004	svchist.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	upx
behavioral1/memory/1284-24-0x0000000004320000-0x0000000005387000-memory.dmp	upx
behavioral1/memory/2692-25-0x0000000000400000-0x0000000001467000-memory.dmp	upx
behavioral1/memory/2692-32-0x0000000000400000-0x0000000001467000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

Processes:

GLk.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259429959.bat	GLk.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	GLk.exe
File created	C:\Windows\SysWOW64\svchist.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchist.exe	svchost.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe

pid process

1284 9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exeHD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe

pid	process
1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
2692	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
2692	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exesvchost.exe

description	pid	process	target process
PID 1284 wrote to memory of 2356	1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	GLk.exe
PID 1284 wrote to memory of 2356	1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	GLk.exe
PID 1284 wrote to memory of 2356	1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	GLk.exe
PID 1284 wrote to memory of 2356	1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	GLk.exe
PID 1284 wrote to memory of 2692	1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
PID 1284 wrote to memory of 2692	1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
PID 1284 wrote to memory of 2692	1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
PID 1284 wrote to memory of 2692	1284	9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe	HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
PID 2264 wrote to memory of 2004	2264	svchost.exe	svchist.exe
PID 2264 wrote to memory of 2004	2264	svchost.exe	svchist.exe
PID 2264 wrote to memory of 2004	2264	svchost.exe	svchist.exe
PID 2264 wrote to memory of 2004	2264	svchost.exe	svchist.exe

C:\Users\Admin\AppData\Local\Temp\9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
"C:\Users\Admin\AppData\Local\Temp\9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1284

C:\Users\Admin\AppData\Local\Temp\GLk.exe
C:\Users\Admin\AppData\Local\Temp\\GLk.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2356

C:\Users\Admin\AppData\Local\Temp\HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
C:\Users\Admin\AppData\Local\Temp\\HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
2⤵
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
PID:2692

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchist"
1⤵
PID:3024

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchist"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2264

C:\Windows\SysWOW64\svchist.exe
C:\Windows\system32\svchist.exe "c:\windows\system32\259429959.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2004

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

2

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.1MB

MD5
dfcc258ed7c2c1d0ddbda108b78a1f16

SHA1
4bb1e2d0f5452c8d8d682158bea2cacfd8d80427

SHA256
093b2510297a5099f8558215c1e860bdc4c9e61f5145ced2f30ecf8a91b35975

SHA512
e330e676e803134451e956c9df4c23bee97a26334b5586370084d0909da1595102fdae408819efbc03aaf9f4ab351a208c81721ecd67daf7b0123dfe5068478b

Download Submit
\Users\Admin\AppData\Local\Temp\GLk.exe
Filesize
337KB

MD5
b8e58a96761799f4ad0548dba39d650c

SHA1
c00032d40cfbe4ccfd3ce3e4c8defb2a2ef9fc1f

SHA256
334e8e7c65b087985766d652f70b710bdba6aea55a2fa17b97ba2961e8eee9df

SHA512
1cd94994ed3f6594e37e6cd1d266ff96bb37c5e99d9ce6fd4637ed615ee8c6496b54a025fdccced6fca200f8f2da8011177c67c943676b30bfb0655393765fe3

Download Submit
\Users\Admin\AppData\Local\Temp\HD_9802f8ab368d0fd1d214ee848997ceb392326d057385b14812a0c3aa9363cf74.exe
Filesize
10.4MB

MD5
6acfaf993d52998a4a084b2df45ef4b1

SHA1
f1e732b33315fcb97a094fc32232531ad9e68524

SHA256
bf9b32a64e76698d773c7572e1dfd7665a3e951bf1dd6ef51738dc99af58c76e

SHA512
9e70133b5a4846f3daa28778e11028f96cbe27da77699c9976a867b5655f704848136a27dbd9ded4c40603eddf045a66d642db7cd7e71e3e674abe57291ec291

Download Submit
\Windows\SysWOW64\259429959.bat
Filesize
51KB

MD5
a55fb0da17663ceeaa4f97c87905dac2

SHA1
259789bd1b4709d33781d29f37ba567b3e329193

SHA256
856fdd57958e4fd07479555c4ed47f1bb4962ed5a6510fbe795fbbd2b8ca9f88

SHA512
7bb2b757b3abfc0d72371b27123054a3fddf0761235101e84ad13351707122c60db91a177a771d61a3dcba1a51b7d9cd7f6ae11968099579575bd56833c4c4a6

Download Submit
\Windows\SysWOW64\svchist.exe
Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1284-24-0x0000000004320000-0x0000000005387000-memory.dmp

Filesize
16.4MB

Download
memory/1284-34-0x0000000004320000-0x0000000005387000-memory.dmp

Filesize
16.4MB

Download
memory/2692-19-0x0000000010000000-0x0000000010116000-memory.dmp

Filesize
1.1MB

Download
memory/2692-25-0x0000000000400000-0x0000000001467000-memory.dmp

Filesize
16.4MB

Download
memory/2692-32-0x0000000000400000-0x0000000001467000-memory.dmp

Filesize
16.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads