ramnit | c67ebc49712b01dec338430393dedb7e86edf432caa7e6ac592e27e8cbba3607

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/03/2024, 20:03

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General

Target

b9884f6268744008969c80e4fb0f02a6.exe
Size

98KB
MD5

b9884f6268744008969c80e4fb0f02a6
SHA1

8a02b168d3c8d9e1185a4fe73bde17df080b3c83
SHA256

c67ebc49712b01dec338430393dedb7e86edf432caa7e6ac592e27e8cbba3607
SHA512

4fc17c63c1922e0765ff08dbb67ede69d2f231f8b5a715361372ee7168e28ac9722b82eec500af602a2e28473ebe88ec60aaeb8c49b8a6189ec92aa403af6e38
SSDEEP

3072:+fsWsyb6/32LMzo8k0w9ZhtOGik8jwaaHw7Koj4rD8rmavLN:msWsyOlhkZhtbkVvL

Score

10^/10

ramnit banker spyware stealer trojan worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	b9884f6268744008969c80e4fb0f02a6.exe

Executes dropped EXE 1 IoCs

pid	Process
5372	acqspwjaacyjdpag.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
5904	4104	WerFault.exe	88
4000	2976	WerFault.exe	105

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2661383705"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092938"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2624039821"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2821227509"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31092938"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092938"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "416606790"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2661383705"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092938"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{C7DCBDFF-DCBD-11EE-87B8-6257B05D87B4} = "0"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31092938"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2624039821"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
660	Process not Found

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1556	b9884f6268744008969c80e4fb0f02a6.exe
Token: SeDebugPrivilege	1556	b9884f6268744008969c80e4fb0f02a6.exe
Token: SeSecurityPrivilege	5372	acqspwjaacyjdpag.exe
Token: SeLoadDriverPrivilege	5372	acqspwjaacyjdpag.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1948	IEXPLORE.EXE
1948	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1948	IEXPLORE.EXE
1948	IEXPLORE.EXE
5600	IEXPLORE.EXE
5600	IEXPLORE.EXE
5600	IEXPLORE.EXE
5600	IEXPLORE.EXE
1948	IEXPLORE.EXE
1948	IEXPLORE.EXE
2396	IEXPLORE.EXE
2396	IEXPLORE.EXE
2396	IEXPLORE.EXE
2396	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 4104	1556	b9884f6268744008969c80e4fb0f02a6.exe	88
PID 1556 wrote to memory of 2848	1556	b9884f6268744008969c80e4fb0f02a6.exe	100
PID 1556 wrote to memory of 2848	1556	b9884f6268744008969c80e4fb0f02a6.exe	100
PID 1556 wrote to memory of 2848	1556	b9884f6268744008969c80e4fb0f02a6.exe	100
PID 2848 wrote to memory of 1948	2848	iexplore.exe	101
PID 2848 wrote to memory of 1948	2848	iexplore.exe	101
PID 1948 wrote to memory of 5600	1948	IEXPLORE.EXE	102
PID 1948 wrote to memory of 5600	1948	IEXPLORE.EXE	102
PID 1948 wrote to memory of 5600	1948	IEXPLORE.EXE	102
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 2976	1556	b9884f6268744008969c80e4fb0f02a6.exe	105
PID 1556 wrote to memory of 768	1556	b9884f6268744008969c80e4fb0f02a6.exe	109
PID 1556 wrote to memory of 768	1556	b9884f6268744008969c80e4fb0f02a6.exe	109
PID 1556 wrote to memory of 768	1556	b9884f6268744008969c80e4fb0f02a6.exe	109
PID 768 wrote to memory of 1336	768	iexplore.exe	110
PID 768 wrote to memory of 1336	768	iexplore.exe	110
PID 1948 wrote to memory of 2396	1948	IEXPLORE.EXE	111
PID 1948 wrote to memory of 2396	1948	IEXPLORE.EXE	111
PID 1948 wrote to memory of 2396	1948	IEXPLORE.EXE	111
PID 1556 wrote to memory of 5372	1556	b9884f6268744008969c80e4fb0f02a6.exe	114
PID 1556 wrote to memory of 5372	1556	b9884f6268744008969c80e4fb0f02a6.exe	114
PID 1556 wrote to memory of 5372	1556	b9884f6268744008969c80e4fb0f02a6.exe	114

C:\Users\Admin\AppData\Local\Temp\b9884f6268744008969c80e4fb0f02a6.exe
"C:\Users\Admin\AppData\Local\Temp\b9884f6268744008969c80e4fb0f02a6.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  PID:4104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 208
    3⤵
    - Program crash
    PID:5904
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1948
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1948 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:5600
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1948 CREDAT:17416 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2396
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  PID:2976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 208
    3⤵
    - Program crash
    PID:4000
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:768
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
    3⤵
    - Modifies Internet Explorer settings
    PID:1336
- C:\Users\Admin\AppData\Local\Temp\acqspwjaacyjdpag.exe
  "C:\Users\Admin\AppData\Local\Temp\acqspwjaacyjdpag.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:5372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4104 -ip 4104
1⤵
PID:5724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2976 -ip 2976
1⤵
PID:3516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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\Microsoft\Internet Explorer\VersionManager\verD5ED.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PL0BY74L\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

Filesize
98KB

MD5
b9884f6268744008969c80e4fb0f02a6

SHA1
8a02b168d3c8d9e1185a4fe73bde17df080b3c83

SHA256
c67ebc49712b01dec338430393dedb7e86edf432caa7e6ac592e27e8cbba3607

SHA512
4fc17c63c1922e0765ff08dbb67ede69d2f231f8b5a715361372ee7168e28ac9722b82eec500af602a2e28473ebe88ec60aaeb8c49b8a6189ec92aa403af6e38

Download Submit
memory/1556-4-0x0000000000400000-0x0000000000439DE0-memory.dmp

Filesize
231KB

Download
memory/1556-2-0x0000000000400000-0x0000000000439DE0-memory.dmp

Filesize
231KB

Download
memory/1556-0-0x0000000000400000-0x0000000000439DE0-memory.dmp

Filesize
231KB

Download
memory/1556-8-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/1556-7-0x0000000077192000-0x0000000077193000-memory.dmp

Filesize
4KB

Download
memory/1556-6-0x0000000000A10000-0x0000000000A11000-memory.dmp

Filesize
4KB

Download
memory/1556-1-0x0000000000432000-0x000000000043A000-memory.dmp

Filesize
32KB

Download
memory/1556-12-0x0000000000400000-0x0000000000439DE0-memory.dmp

Filesize
231KB

Download
memory/1556-16-0x0000000000400000-0x0000000000439DE0-memory.dmp

Filesize
231KB

Download
memory/1556-18-0x0000000000400000-0x0000000000439DE0-memory.dmp

Filesize
231KB

Download
memory/1556-19-0x0000000077192000-0x0000000077193000-memory.dmp

Filesize
4KB

Download
memory/1556-3-0x0000000000A00000-0x0000000000A02000-memory.dmp

Filesize
8KB

Download
memory/4104-10-0x0000000000EE0000-0x0000000000EE1000-memory.dmp

Filesize
4KB

Download
memory/4104-11-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

Filesize
4KB

Download
memory/5372-40-0x0000000000400000-0x0000000000439DE0-memory.dmp

Filesize
231KB

Download
memory/5372-42-0x0000000000680000-0x0000000000682000-memory.dmp

Filesize
8KB

Download
memory/5372-44-0x0000000000400000-0x0000000000439DE0-memory.dmp

Filesize
231KB

Download