gh0strat | 75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac

Analysis

max time kernel
41s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/10/2022, 14:20

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General

Target

75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe
Size

106KB
MD5

618dbca37462a4191d5f01fdce385630
SHA1

2c45c955f4933a27e1b625ac0250daa0e1d016f8
SHA256

75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac
SHA512

947aa33cd975c10a0ea920a1c95319a82ba43a81b3b842e70fe1821847880ee222441877da63cd4ea6c9cdce573443a7d58494346e4e83695c1162436bf05d5a
SSDEEP

3072:46JR+uNAEaC3KtYlG4tOLjnUKfBjzLcu+SRokqWQz:4gZNATdYlG4AnU2vrPQ

Score

10^/10

gh0strat rat

Malware Config

Signatures

Gh0st RAT payload 7 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000054a8-55.dat	family_gh0strat
behavioral1/files/0x000c0000000054a8-56.dat	family_gh0strat
behavioral1/files/0x000c0000000054a8-58.dat	family_gh0strat
behavioral1/memory/1084-60-0x0000000000401000-0x0000000000403000-memory.dmp	family_gh0strat
behavioral1/files/0x000c0000000054a8-59.dat	family_gh0strat
behavioral1/memory/1084-61-0x0000000000401000-0x000000000041E000-memory.dmp	family_gh0strat
behavioral1/memory/1084-62-0x0000000000400000-0x000000000041D520-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 1 IoCs

pid	Process
1084	server.exe

Loads dropped DLL 2 IoCs

pid	Process
1832	75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe
1832	75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 1084	1832	75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe	27
PID 1832 wrote to memory of 1084	1832	75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe	27
PID 1832 wrote to memory of 1084	1832	75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe	27
PID 1832 wrote to memory of 1084	1832	75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe	27

C:\Users\Admin\AppData\Local\Temp\75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe
"C:\Users\Admin\AppData\Local\Temp\75675bd7a0128edbde98a898306f88c00b25e1b6d2f7b7ae090c87240197fcac.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  PID:1084

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
117KB

MD5
1abfd0abb2ae9134c60bad818e6c4271

SHA1
7ba01ec9903b794c68adb493654c59418a5632df

SHA256
6c94cfb7064f68671619572a41f8c2092ec428dc1c9b00fc0793db1af63fde36

SHA512
69a7de8c5a6fdde928c5d407889bfb10fb0be1e6829a4019ed52648fce983838b16afe3c5b5fddb36b0a327336d241b64c86f724829de6b7ba1898529dc84bc6

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe

Filesize
117KB

MD5
1abfd0abb2ae9134c60bad818e6c4271

SHA1
7ba01ec9903b794c68adb493654c59418a5632df

SHA256
6c94cfb7064f68671619572a41f8c2092ec428dc1c9b00fc0793db1af63fde36

SHA512
69a7de8c5a6fdde928c5d407889bfb10fb0be1e6829a4019ed52648fce983838b16afe3c5b5fddb36b0a327336d241b64c86f724829de6b7ba1898529dc84bc6

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

Filesize
117KB

MD5
1abfd0abb2ae9134c60bad818e6c4271

SHA1
7ba01ec9903b794c68adb493654c59418a5632df

SHA256
6c94cfb7064f68671619572a41f8c2092ec428dc1c9b00fc0793db1af63fde36

SHA512
69a7de8c5a6fdde928c5d407889bfb10fb0be1e6829a4019ed52648fce983838b16afe3c5b5fddb36b0a327336d241b64c86f724829de6b7ba1898529dc84bc6

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

Filesize
117KB

MD5
1abfd0abb2ae9134c60bad818e6c4271

SHA1
7ba01ec9903b794c68adb493654c59418a5632df

SHA256
6c94cfb7064f68671619572a41f8c2092ec428dc1c9b00fc0793db1af63fde36

SHA512
69a7de8c5a6fdde928c5d407889bfb10fb0be1e6829a4019ed52648fce983838b16afe3c5b5fddb36b0a327336d241b64c86f724829de6b7ba1898529dc84bc6

Download Submit
memory/1084-60-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

Download
memory/1084-61-0x0000000000401000-0x000000000041E000-memory.dmp

Filesize
116KB

Download
memory/1084-62-0x0000000000400000-0x000000000041D520-memory.dmp

Filesize
117KB

Download
memory/1832-54-0x0000000076401000-0x0000000076403000-memory.dmp

Filesize
8KB

Download