fatalrat | 9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb

Analysis

max time kernel
117s
max time network
147s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
01-04-2024 06:58

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General

Target

9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
Size

1.2MB
MD5

0c36b554aa3b79ca47f35fce2604e0e1
SHA1

f6940665891f5d970f823b5ad1111527e7453105
SHA256

9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb
SHA512

fd51ec28f8b6ffac5c3ddf0fa370df27d94f17e1248b159c732998bf85fe20ac4fb419591b4512d83f713ef6acdf6434868e605fb7ddc07d81bc9147e6756ca9
SSDEEP

24576:sCPiA4TZzM/LGZfnMkDdNOWvqszPUFc9OuQlzE9fzwJVjDKkdog4w+C0YdMpN5VM:otMk/vqszMi9OuQlzE9MJhKkSgv+CLmk

Score

10^/10

fatalrat infostealer persistence rat upx

Malware Config

Signatures

FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
infostealer rat fatalrat

Fatal Rat payload 2 IoCs

rat infostealer

resource	yara_rule
behavioral1/memory/1868-39-0x0000000010000000-0x0000000010029000-memory.dmp	fatalrat
behavioral1/memory/1868-38-0x00000000000F0000-0x0000000000120000-memory.dmp	fatalrat

Deletes itself 1 IoCs

pid	Process
2756	WScript.exe

Executes dropped EXE 2 IoCs

pid	Process
1108	mz.exe
1868	Agghosts.exe

Loads dropped DLL 3 IoCs

pid	Process
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1868	Agghosts.exe
1868	Agghosts.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1888-0-0x0000000000400000-0x00000000005A4000-memory.dmp	upx
behavioral1/memory/1888-1-0x0000000000400000-0x00000000005A4000-memory.dmp	upx
behavioral1/files/0x0030000000015d24-8.dat	upx
behavioral1/memory/1888-12-0x0000000002B50000-0x0000000002C95000-memory.dmp	upx
behavioral1/memory/1108-14-0x0000000000400000-0x0000000000545000-memory.dmp	upx
behavioral1/memory/1888-20-0x0000000000400000-0x00000000005A4000-memory.dmp	upx
behavioral1/memory/1108-21-0x0000000000400000-0x0000000000545000-memory.dmp	upx
behavioral1/memory/1108-48-0x0000000000400000-0x0000000000545000-memory.dmp	upx
behavioral1/memory/1888-56-0x0000000000400000-0x00000000005A4000-memory.dmp	upx

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\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\Çý¶¯Éú = "C:\\ogtvgy\\Agghosts.exe"	Agghosts.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Agghosts.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	Agghosts.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1108	mz.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1108	mz.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe
1868	Agghosts.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	760	helppane.exe
Token: SeDebugPrivilege	1868	Agghosts.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
760	helppane.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
1108	mz.exe
1108	mz.exe
760	helppane.exe
760	helppane.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1888 wrote to memory of 1108	1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe	28
PID 1888 wrote to memory of 1108	1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe	28
PID 1888 wrote to memory of 1108	1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe	28
PID 1888 wrote to memory of 1108	1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe	28
PID 760 wrote to memory of 1868	760	helppane.exe	32
PID 760 wrote to memory of 1868	760	helppane.exe	32
PID 760 wrote to memory of 1868	760	helppane.exe	32
PID 760 wrote to memory of 1868	760	helppane.exe	32
PID 1108 wrote to memory of 628	1108	mz.exe	33
PID 1108 wrote to memory of 628	1108	mz.exe	33
PID 1108 wrote to memory of 628	1108	mz.exe	33
PID 1108 wrote to memory of 628	1108	mz.exe	33
PID 1888 wrote to memory of 2756	1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe	34
PID 1888 wrote to memory of 2756	1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe	34
PID 1888 wrote to memory of 2756	1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe	34
PID 1888 wrote to memory of 2756	1888	9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe	34

C:\Users\Admin\AppData\Local\Temp\9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe
"C:\Users\Admin\AppData\Local\Temp\9dd8f60d4d01d70cfc050880b7fe95e155e98cdf3feeb1191e28ada718fa43cb.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1888
- C:\Users\Public\Pictures\mz\mz.exe
  C:\Users\Public\Pictures\mz\mz.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1108
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Public\Pictures\mz\tem.vbs"
    3⤵
    PID:628
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\tem.vbs"
  2⤵
  - Deletes itself
  PID:2756

C:\Windows\helppane.exe
C:\Windows\helppane.exe -Embedding
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:760
- C:\ogtvgy\Agghosts.exe
  "C:\ogtvgy\Agghosts.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1868

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

Query Registry

T1012

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\tem.vbs

Filesize
275B

MD5
4e1d99002101ddaf1908b4e89e79d3d9

SHA1
1165e9db06fd9e4eab4c3b2512e74f148042b823

SHA256
597e725d58cee67c477ed7e6b565f7190d6f347b5623f18214c8ad6f305021a4

SHA512
4d7cc322682499099498277eb18d0764c7dc82ea472c5378d25a5486ed8b55020650faf329f779b828479c21dd3b1a7f75700593b562dd5438c5b825e190d799

Download Submit
C:\Users\Public\Pictures\mz\tem.vbs

Filesize
201B

MD5
10be4874004201ae41cde1ede754213c

SHA1
44076faf74d5424d8fc2ae39e4c6de040bb4df8f

SHA256
fa777a54a128bcf92d2c24fd518f4b21a3d1c3d5b6ec6415faee487861a61def

SHA512
9fa377a27549e6bc4290a665f7c542c2a920a8fdd339094fb3ff794b494d26776bd7f1a06dda2772e8c665a77be21ddbaa8fd43475fc72268b08546e28c75172

Download Submit
C:\ogtvgy\Agghosts.exe

Filesize
23KB

MD5
5aab297fa8f143bfa67310ad78b76d3f

SHA1
5db963c2cca1bc8c8c060c52f7df76ccb477f01a

SHA256
8ec64bc55e5641d7683288e5e8e27c9391f06eb4da096c3d677d8f25ca4d04df

SHA512
c1ee67bd4c6bcfdc4179f905c7abc4ac632c9265b61dd5fdb90eeeec39802abe2cc487a5c8ded8a0748728104170c1b4d3a88904f102e1c3f891fac7702a2256

Download Submit
C:\ogtvgy\Enpud.png

Filesize
157KB

MD5
6d4775f18b2ee05bb4763d3080d36bbe

SHA1
cdf9525b39409515b350d02b91bff61aac3cd55f

SHA256
23bb3a8e6cd6be562f57e98441888782f8f0d8d8ce456a9a40bf711a68a34c97

SHA512
45368d3468e45324362eded3905d16850136318acf88c9d8d9590f77fb912d423fe52f24ab3b0b4d001605692e2d0627ba1463de533b96724cd25a8548cf9e82

Download Submit
\Users\Public\Pictures\mz\mz.exe

Filesize
618KB

MD5
a42deae0974ab7c9122370bfba837fe6

SHA1
237ff0b63a56126542a9cb103c7cbfc397ada84b

SHA256
36ad631425f128b45e48d26d11e8750f44aa4d4802d60cff4dc7ab9577639b74

SHA512
9ea8820f7da135a9188b1cca234cdc7080e7dade8b69b9e8c79569fa9c5c49406d8e3b84bdae0b29aa5f836804f9c855f7c662ceb9d152cff1dd01478996fcad

Download Submit
\ogtvgy\QiDianBrowserMgr.dll

Filesize
123KB

MD5
daa799b7defab6d9867c5d519b36611f

SHA1
4020d8587c28df934bd460b4dc953561be61e4ff

SHA256
6cec316645c5abc4f31eb25f3f09f462f843fc73b9c1db79c5f580c6773e8d00

SHA512
52979cb556129d2efd2615001cfd5dab74066c9ed45d46746c02d71f6418b92a61fc5dc4c182089d2bc66d7d1a5e461b8fa60702f872d63194412bc4fa699777

Download Submit
\ogtvgy\vcruntime140.dll

Filesize
77KB

MD5
f107a3c7371c4543bd3908ba729dd2db

SHA1
af8e7e8f446de74db2f31d532e46eab8bbf41e0a

SHA256
00df0901c101254525a219d93ff1830da3a20d3f14bc323354d8d5fee5854ec0

SHA512
fd776f8ceaac498f4f44819794c0fa89224712a8c476819ffc76ba4c7ff4caa9b360b9d299d9df7965387e5bbcb330f316f53759b5146a73b27a5f2e964c3530

Download Submit
memory/760-30-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/1108-48-0x0000000000400000-0x0000000000545000-memory.dmp

Filesize
1.3MB

Download
memory/1108-21-0x0000000000400000-0x0000000000545000-memory.dmp

Filesize
1.3MB

Download
memory/1108-14-0x0000000000400000-0x0000000000545000-memory.dmp

Filesize
1.3MB

Download
memory/1868-39-0x0000000010000000-0x0000000010029000-memory.dmp

Filesize
164KB

Download
memory/1868-38-0x00000000000F0000-0x0000000000120000-memory.dmp

Filesize
192KB

Download
memory/1888-23-0x0000000002B50000-0x0000000002C95000-memory.dmp

Filesize
1.3MB

Download
memory/1888-20-0x0000000000400000-0x00000000005A4000-memory.dmp

Filesize
1.6MB

Download
memory/1888-0-0x0000000000400000-0x00000000005A4000-memory.dmp

Filesize
1.6MB

Download
memory/1888-12-0x0000000002B50000-0x0000000002C95000-memory.dmp

Filesize
1.3MB

Download
memory/1888-1-0x0000000000400000-0x00000000005A4000-memory.dmp

Filesize
1.6MB

Download
memory/1888-56-0x0000000000400000-0x00000000005A4000-memory.dmp

Filesize
1.6MB

Download