ramnit | 15eabef86eb6810f08b2d2bc304cb53101bfb90b51a0c77cd69292235654f4c4

General

Target

JaffaCakes118_01afbc75bbd100b6e856376b56d195e3.dll
Size

230KB
MD5

01afbc75bbd100b6e856376b56d195e3
SHA1

d46e2461fe343246efcf249f022100fd8b8874ff
SHA256

15eabef86eb6810f08b2d2bc304cb53101bfb90b51a0c77cd69292235654f4c4
SHA512

39b330313dc942f783346dffcff294ab73f6fc39528336fa54405a7215f66993012418adcd3d6f6ae64a1a62006829d720cc91dc933b37fdaf6cdd6ec5b6c921
SSDEEP

6144:phta5vRFaiyUglpVanTWe3OSSuApN4obaa:ftKvbaiyD0qe+SSjYa

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
1860	rundll32mgr.exe

Loads dropped DLL 6 IoCs

pid	Process
2276	rundll32.exe
1860	rundll32mgr.exe
1860	rundll32mgr.exe
1860	rundll32mgr.exe
1860	rundll32mgr.exe
1860	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/1860-20-0x0000000000400000-0x0000000000480000-memory.dmp	upx
behavioral1/memory/1860-14-0x0000000000400000-0x0000000000480000-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 14 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2276	2240	rundll32.exe	30
PID 2240 wrote to memory of 2276	2240	rundll32.exe	30
PID 2240 wrote to memory of 2276	2240	rundll32.exe	30
PID 2240 wrote to memory of 2276	2240	rundll32.exe	30
PID 2240 wrote to memory of 2276	2240	rundll32.exe	30
PID 2240 wrote to memory of 2276	2240	rundll32.exe	30
PID 2240 wrote to memory of 2276	2240	rundll32.exe	30
PID 2276 wrote to memory of 1860	2276	rundll32.exe	31
PID 2276 wrote to memory of 1860	2276	rundll32.exe	31
PID 2276 wrote to memory of 1860	2276	rundll32.exe	31
PID 2276 wrote to memory of 1860	2276	rundll32.exe	31
PID 2276 wrote to memory of 1860	2276	rundll32.exe	31
PID 2276 wrote to memory of 1860	2276	rundll32.exe	31
PID 2276 wrote to memory of 1860	2276	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01afbc75bbd100b6e856376b56d195e3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01afbc75bbd100b6e856376b56d195e3.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:1860

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\~TM9A4C.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM9A8C.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
164KB

MD5
bac62a1c9386cfd104f15213cc1bfa68

SHA1
98e16228412cdd5fb3360836bfc12b4128a8b86a

SHA256
ff19f9d04f8156ad7b53e0fc0a4a180b8128ed9013147eb495a9d55ab69d5a33

SHA512
7223f2ff850bf2960a6d3bac87f56c42a04270a167ad0f5ef47c79a52864a6732e52947fe33175a263e527c56279a445d5ee29e639b49713cfa55e1864f7f70f

Download Submit
memory/1860-20-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1860-14-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1860-13-0x0000000002870000-0x0000000002960000-memory.dmp

Filesize
960KB

Download
memory/2276-3-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2276-2-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2276-0-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download

Analysis

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