ramnit | 9a05b07f87c522569eb70b4f2e0cd77285f0958013563b3974cdef40d183ea7c

General

Target

JaffaCakes118_0050e4a92ebade2e92e78d785a7b4f69.dll
Size

212KB
MD5

0050e4a92ebade2e92e78d785a7b4f69
SHA1

2460212b3d514d21bd71e8f90effd5bef4e0b98f
SHA256

9a05b07f87c522569eb70b4f2e0cd77285f0958013563b3974cdef40d183ea7c
SHA512

1d6570a18d6d94253b79375f1dbaa1057b44430a8b2ac5700522a7575bb18447237fbde355966084ca5c75913e58e28a66fd329ad257f688846cfc21501639f4
SSDEEP

3072:wgKKuiX63bw5dNjDh8pWVgTlFIYaQhLw77x+mwRzFCVbSX+8slAdqCxA3wWT:hKZp3KNjVGvaeLwXxKRe8Ucq93RT

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
2944	rundll32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
2732	rundll32.exe
2732	rundll32.exe
2944	rundll32mgr.exe
2944	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/2944-14-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral1/memory/2944-21-0x0000000000400000-0x0000000000444000-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 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2732 wrote to memory of 2944	2732	rundll32.exe	31
PID 2732 wrote to memory of 2944	2732	rundll32.exe	31
PID 2732 wrote to memory of 2944	2732	rundll32.exe	31
PID 2732 wrote to memory of 2944	2732	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0050e4a92ebade2e92e78d785a7b4f69.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0050e4a92ebade2e92e78d785a7b4f69.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2944

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\~TM7639.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM76B7.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
94KB

MD5
8b5f2036288762602f2916929b1ab9d8

SHA1
351a0157960c3b009a9814a6e8b7f788ba798988

SHA256
55751df54d8d54e5bb8edab83bd57fd599b2e9aa313233d6aa084cde167e6951

SHA512
41a45bd5ff492cf2a01ad156f763854b1d5371d1a41cee4cad977c4ff25a561c1b3fbb067463e2b7278ac6878af139ff7fd695bed1f5883516a70031e9758bc1

Download Submit
memory/2732-6-0x0000000000160000-0x00000000001A4000-memory.dmp

Filesize
272KB

Download
memory/2732-4-0x0000000010000000-0x0000000010037000-memory.dmp

Filesize
220KB

Download
memory/2732-0-0x0000000010000000-0x0000000010037000-memory.dmp

Filesize
220KB

Download
memory/2732-2-0x0000000010000000-0x0000000010037000-memory.dmp

Filesize
220KB

Download
memory/2944-12-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2944-13-0x0000000000220000-0x0000000000264000-memory.dmp

Filesize
272KB

Download
memory/2944-14-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2944-23-0x0000000000220000-0x0000000000264000-memory.dmp

Filesize
272KB

Download
memory/2944-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download

Analysis

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