ramnit | fd1876ffacd0ca00c4be1b00e460ca2b7256f4a11b6f858975bc617b1a8af72e

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
21-02-2025 14:22

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General

Target

JaffaCakes118_13363905507c67596e0c333e14729a60.dll
Size

4.8MB
MD5

13363905507c67596e0c333e14729a60
SHA1

5e05b622d3b3b6531d6b3ad0a012c73f54d35834
SHA256

fd1876ffacd0ca00c4be1b00e460ca2b7256f4a11b6f858975bc617b1a8af72e
SHA512

bcb0b5385543d767e0418ab301afffc7192229a9c774163f374bacf6edd588d976a1065eb1bb27b58f19871eae53de53b892a8ad37eaeb565f74aa7057b67ad2
SSDEEP

98304:KaTiZ7qe+aOKvp3QZ6/HbS9FugmTw3gvhiWaOuBuJ0Ato4z/ukQ:KaTiZ7qfRmp3QZ6/+9Fu/v0AmWhQ

Score

10^/10

ramnit banker discovery spyware stealer trojan upx worm

Malware Config

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
580	rundll32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
1512	rundll32.exe
1512	rundll32.exe
580	rundll32mgr.exe
580	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/580-17-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral1/memory/580-14-0x0000000000400000-0x000000000042A000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32mgr.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 588 wrote to memory of 1512	588	rundll32.exe	31
PID 588 wrote to memory of 1512	588	rundll32.exe	31
PID 588 wrote to memory of 1512	588	rundll32.exe	31
PID 588 wrote to memory of 1512	588	rundll32.exe	31
PID 588 wrote to memory of 1512	588	rundll32.exe	31
PID 588 wrote to memory of 1512	588	rundll32.exe	31
PID 588 wrote to memory of 1512	588	rundll32.exe	31
PID 1512 wrote to memory of 580	1512	rundll32.exe	32
PID 1512 wrote to memory of 580	1512	rundll32.exe	32
PID 1512 wrote to memory of 580	1512	rundll32.exe	32
PID 1512 wrote to memory of 580	1512	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13363905507c67596e0c333e14729a60.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:588
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13363905507c67596e0c333e14729a60.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1512
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~TMD079.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TMD099.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
94KB

MD5
f8434f362add5334f4f050f4b4b373a7

SHA1
f5915cb0d72c8faffe11126bc29da1b1db8092bc

SHA256
d34b378ede04c585c2bff8cf32112904e8512ee80c5a9fbb34ba224d8dbc868b

SHA512
6c6b4ea2b0e37a346145ee2814789d9da4c2688aff1c3e1cced16a620e8dc81566670336a3fe8a510b1754bbac6c3c6ac20aa7e20359b9c322bb220b50ac30b9

Download Submit
memory/580-17-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/580-14-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1512-8-0x0000000006000000-0x00000000064CA000-memory.dmp

Filesize
4.8MB

Download
memory/1512-10-0x0000000006000000-0x00000000064CA000-memory.dmp

Filesize
4.8MB

Download