fatalrat | ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 06:13

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General

Target

ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe
Size

6.1MB
MD5

052072ffc4f8449345ceea343fdee0a7
SHA1

c64f1e6fa8b7ebcbda234f4534fbf654b0a4850c
SHA256

ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2
SHA512

1703513639446cc7c72142571f3016032df27346c09b2da1a5b35e51b814f27e4f13599702338e884182f578eef7f32d90d165732238c45f26523a88f9737f97
SSDEEP

98304:AAymlFX/ZL1K4WIqBI4rpNBczHA65wtX5bBeNz26AG1jQiWHugB9:AAhlFRLchIqBfz82XN8N6OjQr

Score

10^/10

fatalrat defense_evasion discovery infostealer rat

Malware Config

Signatures

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

Fatal Rat payload 1 IoCs

rat infostealer

resource	yara_rule
behavioral1/memory/572-81-0x0000000000260000-0x000000000028A000-memory.dmp	fatalrat

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Macromedia-Packages.lnk	QRH9HT.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Macromedia-Packages.lnk	QRH9HT.exe

Executes dropped EXE 2 IoCs

pid	Process
2140	QRH9HT.exe
572	QRH9HT.exe

Loads dropped DLL 5 IoCs

pid	Process
2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe
1500	cmd.exe
1500	cmd.exe
572	QRH9HT.exe
572	QRH9HT.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004
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 7 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	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	write.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wordpad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QRH9HT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QRH9HT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

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	QRH9HT.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	QRH9HT.exe

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{DFFACDC5-679F-4156-8947-C5C76BC0B67F} {ADD8BA80-002B-11D0-8F0F-00C04FD7D062} 0xFFFF = 0100000000000000705ef402944bdb01	cmd.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	cmd.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	cmd.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	cmd.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached	cmd.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{6C467336-8281-4E60-8204-430CED96822D} {000214E4-0000-0000-C000-000000000046} 0xFFFF = 010000000000000010fdf102944bdb01	cmd.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2140	QRH9HT.exe

Suspicious behavior: EnumeratesProcesses 54 IoCs

pid	Process
2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe
2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe
2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe
572	QRH9HT.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	572	QRH9HT.exe
Token: SeDebugPrivilege	572	QRH9HT.exe
Token: SeIncBasePriorityPrivilege	572	QRH9HT.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3064	wordpad.exe
3064	wordpad.exe
3064	wordpad.exe
3064	wordpad.exe
3064	wordpad.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 2764	2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe	33
PID 2332 wrote to memory of 2764	2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe	33
PID 2332 wrote to memory of 2764	2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe	33
PID 2332 wrote to memory of 2764	2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe	33
PID 2764 wrote to memory of 3064	2764	write.exe	34
PID 2764 wrote to memory of 3064	2764	write.exe	34
PID 2764 wrote to memory of 3064	2764	write.exe	34
PID 2764 wrote to memory of 3064	2764	write.exe	34
PID 2220 wrote to memory of 2140	2220	cmd.exe	36
PID 2220 wrote to memory of 2140	2220	cmd.exe	36
PID 2220 wrote to memory of 2140	2220	cmd.exe	36
PID 2220 wrote to memory of 2140	2220	cmd.exe	36
PID 3064 wrote to memory of 2908	3064	wordpad.exe	38
PID 3064 wrote to memory of 2908	3064	wordpad.exe	38
PID 3064 wrote to memory of 2908	3064	wordpad.exe	38
PID 3064 wrote to memory of 2908	3064	wordpad.exe	38
PID 2332 wrote to memory of 1500	2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe	39
PID 2332 wrote to memory of 1500	2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe	39
PID 2332 wrote to memory of 1500	2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe	39
PID 2332 wrote to memory of 1500	2332	ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe	39
PID 1500 wrote to memory of 572	1500	cmd.exe	40
PID 1500 wrote to memory of 572	1500	cmd.exe	40
PID 1500 wrote to memory of 572	1500	cmd.exe	40
PID 1500 wrote to memory of 572	1500	cmd.exe	40
PID 572 wrote to memory of 2204	572	QRH9HT.exe	42
PID 572 wrote to memory of 2204	572	QRH9HT.exe	42
PID 572 wrote to memory of 2204	572	QRH9HT.exe	42
PID 572 wrote to memory of 2204	572	QRH9HT.exe	42

C:\Users\Admin\AppData\Local\Temp\ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe
"C:\Users\Admin\AppData\Local\Temp\ca210e068987b172434c1b99cb6f5f56fba99b3bccf5ff4c4e8cd170c7b9a8a2.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\write.exe
  "C:\Windows\System32\write.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Program Files (x86)\Windows NT\Accessories\wordpad.exe
    "C:\Program Files (x86)\Windows NT\Accessories\wordpad.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3064
  - - C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      4⤵
      PID:2908
- C:\Windows\SysWOW64\cmd.exe
  cmd /c start "" "C:\ProgramData\QRH9HT\QRH9HT.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1500
- - C:\ProgramData\QRH9HT\QRH9HT.exe
    "C:\ProgramData\QRH9HT\QRH9HT.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:572
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c del /q C:\ProgramData\QRH9HT\QRH9HT.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:2204

C:\Windows\system32\cmd.exe
cmd /c start C:\Users\Admin\Desktop\QRH9.lnk
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Roaming\QRH9HT.exe
  "C:\Users\Admin\AppData\Roaming\QRH9HT.exe" -n C:\Users\Admin\AppData\Roaming\QRH9H.zip -d C:\Users\Admin\AppData\Roaming
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  PID:2140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\QRH9HT\MSVCR71.dll

Filesize
340KB

MD5
86f1895ae8c5e8b17d99ece768a70732

SHA1
d5502a1d00787d68f548ddeebbde1eca5e2b38ca

SHA256
8094af5ee310714caebccaeee7769ffb08048503ba478b879edfef5f1a24fefe

SHA512
3b7ce2b67056b6e005472b73447d2226677a8cadae70428873f7efa5ed11a3b3dbf6b1a42c5b05b1f2b1d8e06ff50dfc6532f043af8452ed87687eefbf1791da

Download Submit
C:\ProgramData\QRH9HT\QRH9HT.exe

Filesize
885KB

MD5
9e6082e88e8ef4c1bc50bca07ed21ad4

SHA1
ada9368c8a9b3430933c9df50272d4bd26831f4d

SHA256
e6fd5a873ba71bfc108000d25c73e03d184955c7aa5ffa17fc33ca2d0c5fd203

SHA512
3350e3dac2f8465bf966e8fa6e54a34842196dfbcc1e785b11ccef082f750d278116a6e6164ff07e3f7247039e22395186ed9fcb1c4141ba74c5e48dc8da1915

Download Submit
C:\ProgramData\QRH9HT\longlq.cl

Filesize
1.2MB

MD5
7384b590bbac1439e788640bc849759c

SHA1
a245fde160ae5796ae0e06b63e1448689f9b7e61

SHA256
cc52cdafa4d588e382dd30148eede53ba9dd9e16b95315bdd9de626521f7a302

SHA512
8fee0d97e541bb36163e7153d53cea3752dc4c0539705aaecbc3b803471990d26160478ac2bb450cf81fa3eda8ce237672f905ebf609fcd9836b948c43fb5d5b

Download Submit
C:\Users\Admin\AppData\Roaming\QRH9H.zip

Filesize
684B

MD5
3ac38d35084e62cc5f964e39ef4f994a

SHA1
93218bc5c980f2eef7d53cfc3e8cc14c5b356095

SHA256
c68c9207505ff6986876a6cb302d1db30fb6fc60742dda6e2f4be7c0accd0abc

SHA512
82b4e92216c309ce93014767c9d56413079d6aecbf2927d688bc5091d9bcee4bf106f0ae808357b7a0635efc8eef43af9c37846321d8aa42708dcc3360cd2b30

Download Submit
C:\Users\Admin\Desktop\QRH9.lnk

Filesize
869B

MD5
83df848c64fd520b3c302af016797071

SHA1
4a5680861db19c614e6ed4c147cb7a2219762309

SHA256
3d1a54ac1cd28fcf2a1ffb141449d439d5f778f8b42427a4b7df0e4102f1fd03

SHA512
95f2a45b4640117e4a325afbc073ecb7ca62b66324d06c3f46568e9a17811e1594bbd625da57386696c144d57a0c965fa4f5c59cdd23422d4bc973dec092e8c6

Download Submit
C:\Users\Admin\Desktop\QRH9.lnk

Filesize
1KB

MD5
6d13c21374dfe301dceeeadd9bfb810b

SHA1
b69280a15f186a03a53a8e78e575a3529f51bd81

SHA256
c31b7b2ed57f87b12fef42659e8ac47cb7b7242f9fc535f3c184c5e14b6e94fb

SHA512
f74d76dbf925bf6c1303dad5697526f0bacd5784627d37b7831b3efff64eb170769aad595589124d2cf915936c2355179c69458ef93ad3a1fa8a22f88029dd2b

Download Submit
\ProgramData\QRH9HT\fsk.dll

Filesize
1.7MB

MD5
5518f1f23917af02b88dac408e358ab9

SHA1
c110e288db0a65155cc6f32d7b786c3d319b4986

SHA256
9efcd38d6fdd8b15f9f223d39ad2185ade41674d355f7fcbd7361c1a0271f35a

SHA512
17a8e8d69a7bd5854da31d67ca198a1c42998451facc24a017b13bb8da1981fe4c4002f12e46aa3fe651723736d43925c518d0da95b41dba750ece5c470a050e

Download Submit
\Users\Admin\AppData\Roaming\QRH9HT.exe

Filesize
220KB

MD5
91eb8e88965207b2023519b7da93ac2b

SHA1
27ab0cbfddfd2cd4eae70b8762cd9ffc9382cbb4

SHA256
56efb141fc00a52e24d736cab09b966f80dacda3ce57386c1e5b1cc661c6bf4c

SHA512
7c3c1116388ec0ee725950340a6af705844313cbc62fc778eda147d8b99c144b3d13c92321f40a6292c443c93dfbcc855d792a9b36be573859e8876a770b11e1

Download Submit
memory/572-81-0x0000000000260000-0x000000000028A000-memory.dmp

Filesize
168KB

Download
memory/2332-72-0x0000000000400000-0x0000000000A1A000-memory.dmp

Filesize
6.1MB

Download
memory/2332-73-0x0000000002330000-0x0000000002913000-memory.dmp

Filesize
5.9MB

Download
memory/2332-0-0x0000000000400000-0x0000000000A1A000-memory.dmp

Filesize
6.1MB

Download
memory/2332-1-0x0000000002330000-0x0000000002913000-memory.dmp

Filesize
5.9MB

Download