ramnit | d4199a9bbb7abbf5d001e8bf26ee6617a63b6f7381b637f601a56208f25f9737

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 07:40

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General

Target

JaffaCakes118_787c3ee4b448e7124d0f38050ff76580.dll
Size

296KB
MD5

787c3ee4b448e7124d0f38050ff76580
SHA1

8a0ce59c1ec3b0c599ffb921515ba20ffcf12998
SHA256

d4199a9bbb7abbf5d001e8bf26ee6617a63b6f7381b637f601a56208f25f9737
SHA512

acbad10a08718693c89676225230bfbf1a45b697f87624eb56cceabe21fd2f955ed3b62c72fe28dfe7191ad407206bcf554ed1ab98ec04781e67e8f971162e72
SSDEEP

6144:pKZp3KNjVrvvY+MAC7Xw7UISWdR3k8i8Wa:pCxKNjxY+MAyAUfey8Ua

Score

10^/10

ramnit banker discovery 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
Ramnit family
ramnit

Executes dropped EXE 1 IoCs

pid	Process
1512	rundll32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
588	rundll32.exe
588	rundll32.exe
1512	rundll32mgr.exe
1512	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2172	1512	WerFault.exe	32

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 1268 wrote to memory of 588	1268	rundll32.exe	31
PID 1268 wrote to memory of 588	1268	rundll32.exe	31
PID 1268 wrote to memory of 588	1268	rundll32.exe	31
PID 1268 wrote to memory of 588	1268	rundll32.exe	31
PID 1268 wrote to memory of 588	1268	rundll32.exe	31
PID 1268 wrote to memory of 588	1268	rundll32.exe	31
PID 1268 wrote to memory of 588	1268	rundll32.exe	31
PID 588 wrote to memory of 1512	588	rundll32.exe	32
PID 588 wrote to memory of 1512	588	rundll32.exe	32
PID 588 wrote to memory of 1512	588	rundll32.exe	32
PID 588 wrote to memory of 1512	588	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_787c3ee4b448e7124d0f38050ff76580.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_787c3ee4b448e7124d0f38050ff76580.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:588
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:1512
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 160
      4⤵
      Program crash
      PID:2172

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\~TMCE85.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TMCF9F.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
178KB

MD5
db98a90a075816be151bf78a39293e5b

SHA1
8afc5325246accba5adcdd830aa4ff4b101e9983

SHA256
0569be58ce08b5f17c84a3638327edf50aac1a2da68cee63c352f82545e61d66

SHA512
0793d000ad8c151aa06df3e393fdf538faf93e70e479d5c2092ddebd6437a639db27fb8792669aa433a14f07e99b546fe1f36c1bb3a47b37127530bd5252451e

Download Submit
memory/588-12-0x0000000000730000-0x00000000007DC000-memory.dmp

Filesize
688KB

Download
memory/588-9-0x0000000000730000-0x00000000007DC000-memory.dmp

Filesize
688KB

Download
memory/588-8-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/588-7-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/1512-11-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/1512-15-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/1512-14-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/1512-22-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

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