gh0strat | fcb013af969eda15bcac41e895653ec5eea09ce6b08f3adbd40733c7564d4407

Analysis

max time kernel
148s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
24/12/2023, 17:27

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General

Target

087de26a39e65a6ea417783f0faaa43b.exe
Size

1.1MB
MD5

087de26a39e65a6ea417783f0faaa43b
SHA1

0880b8a9be0eacdec34609ceefbee81258287c77
SHA256

fcb013af969eda15bcac41e895653ec5eea09ce6b08f3adbd40733c7564d4407
SHA512

a4e86aa1198fc1c8d566fb042656aab08e2f2456d693751124e2a91f13f88ba0861a6cc71122744847153a5059ab437f68d31d915dedc8df296ad037bc157f1d
SSDEEP

12288:iM5jZKbBL3aKHx5r+TuxX+fWbwFBfdGmZ59O:iM5j8Z3aKHx5r+TuxX+IwffFZ59O

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000a000000015f7a-4.dat	family_gh0strat
behavioral1/files/0x000a000000015f7a-6.dat	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
2192	svchest001465662051.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\Kris = "c:\\Windows\\notepab.exe"	087de26a39e65a6ea417783f0faaa43b.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	087de26a39e65a6ea417783f0faaa43b.exe
File opened for modification	\??\c:\Windows\BJ.exe	087de26a39e65a6ea417783f0faaa43b.exe
File created	\??\c:\Windows\svchest001465662051.exe	087de26a39e65a6ea417783f0faaa43b.exe
File opened for modification	\??\c:\Windows\svchest001465662051.exe	087de26a39e65a6ea417783f0faaa43b.exe
File created	\??\c:\Windows\notepab.exe	087de26a39e65a6ea417783f0faaa43b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2192	2360	087de26a39e65a6ea417783f0faaa43b.exe	14
PID 2360 wrote to memory of 2192	2360	087de26a39e65a6ea417783f0faaa43b.exe	14
PID 2360 wrote to memory of 2192	2360	087de26a39e65a6ea417783f0faaa43b.exe	14
PID 2360 wrote to memory of 2192	2360	087de26a39e65a6ea417783f0faaa43b.exe	14

\??\c:\Windows\svchest001465662051.exe
c:\Windows\svchest001465662051.exe
1⤵
- Executes dropped EXE
PID:2192

C:\Users\Admin\AppData\Local\Temp\087de26a39e65a6ea417783f0faaa43b.exe
"C:\Users\Admin\AppData\Local\Temp\087de26a39e65a6ea417783f0faaa43b.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\svchest001465662051.exe

Filesize
48KB

MD5
be95592419b5535c2bd22f121005d3f4

SHA1
d6aa4a5a80618418d9889106df10bcc99d87ba82

SHA256
d5349e5a51f19aa689cec2ebaef20573462e13abff28999f8a66038309f3d65a

SHA512
fe0e6993f2e44581e7c3c39663f304a9fef2e40801829e169513ae9e85fad27d42032eb55c54e1d24f7f7f66ad57926e9dc23dc2a53ca7c0328e2531ce762667

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C:\Windows\svchest001465662051.exe

Filesize
78KB

MD5
fa59cb19afdae4ee22804a74941252bb

SHA1
8be1d6b0fa26a01be2caad6fced6355c21deff38

SHA256
477864e4a8a1d2535ba836d1f4c431eaf493d555a90b93c7886bd8e42f0d00ad

SHA512
f2a5ccab721921e9a97f7b106690c67659ff1bb2b575b7d38dcb50603bbd153c1f5308cf2cc48980f1fa7eec0aa64346f446d445ef3f2306f63d2d69bac6cf16

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads