ramnit | c7499f015b8cfcfae0b8678cf68f3d9a4f699df5088dc6c44a372592bd15e4ec

General

Target

977cfc53613bf7a79ef410590aaba59b_JaffaCakes118.dll
Size

173KB
MD5

977cfc53613bf7a79ef410590aaba59b
SHA1

a1a01491a6780f241ae2aaf6ea08d605e11ca325
SHA256

c7499f015b8cfcfae0b8678cf68f3d9a4f699df5088dc6c44a372592bd15e4ec
SHA512

836cbe1fd121290c50e6d89717e17c0e9fe679ffd1b199538060a4bab18d503979004c07bc05542da97848fe49b9fc93a024ee75b1c97f9725dcb91db9ea4842
SSDEEP

3072:5K2yBPJEMdQni28D9rzyScu2BjLMTo3m8aFzHDhpPz54tvQ56DGmK0:59yBZYeNzZQMTx8uh9MNGJ0

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
2784	rundll32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
2396	rundll32.exe
2396	rundll32.exe
2784	rundll32mgr.exe
2784	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/2784-14-0x0000000000400000-0x0000000000467000-memory.dmp	upx
behavioral1/memory/2784-21-0x0000000000400000-0x0000000000467000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2768	2396	WerFault.exe	31

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 15 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2396 wrote to memory of 2784	2396	rundll32.exe	32
PID 2396 wrote to memory of 2784	2396	rundll32.exe	32
PID 2396 wrote to memory of 2784	2396	rundll32.exe	32
PID 2396 wrote to memory of 2784	2396	rundll32.exe	32
PID 2396 wrote to memory of 2768	2396	rundll32.exe	33
PID 2396 wrote to memory of 2768	2396	rundll32.exe	33
PID 2396 wrote to memory of 2768	2396	rundll32.exe	33
PID 2396 wrote to memory of 2768	2396	rundll32.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\977cfc53613bf7a79ef410590aaba59b_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\977cfc53613bf7a79ef410590aaba59b_JaffaCakes118.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 244
    3⤵
    - Program crash
    PID:2768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~TME59E.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TME60C.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
155KB

MD5
790bd10ec580f5db8dbc38e3a0f1869e

SHA1
be3fdb0d0f8f09699d21bed073d479250db6cf7c

SHA256
5269bd47942c247e785a693f8a027d38157ee8b98eaa292678d2942e95852575

SHA512
1ab69e03b14e1198bf02ad65780794e33b3020b621f5d07cf86b3cbe2d63484838d0a8313f5901f95a0e265c07aa03ab8426e45326585c87f8917fdf58942886

Download Submit
memory/2396-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2396-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2396-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2396-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2396-22-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2784-14-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download
memory/2784-13-0x0000000001B90000-0x0000000001BF7000-memory.dmp

Filesize
412KB

Download
memory/2784-21-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download

Analysis

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