ramnit | ccfa420db2fa14761274fbd9dd4889ec9ee3e802b7c1cab25581f19515c61edb

General

Target

JaffaCakes118_617918bf9b1cb133deac8b0562cfee8c.dll
Size

1.1MB
MD5

617918bf9b1cb133deac8b0562cfee8c
SHA1

d56b84161425e3fc133c013e75b40bfaaa617faa
SHA256

ccfa420db2fa14761274fbd9dd4889ec9ee3e802b7c1cab25581f19515c61edb
SHA512

fa7b5299ee6c5d4d38eeacf57861aaf93c9435ec05dbc382e9a77ad8a32b065cf008073ffd29f08f54233e126a785f8fe9728fb48cdee2ce9529a05a5f635cb5
SSDEEP

12288:OtoaAao9raoSGCeCLGCLG1paED0Riy7eEuFNTY1u5Bt17Ixs2t0qf/:MbDo9WoSGCeCLGCLG18+wuFN5TKKw3

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
1688	rundll32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
2216	rundll32.exe
2216	rundll32.exe
1688	rundll32mgr.exe
1688	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

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

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1688-12-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/files/0x000a00000001225e-10.dat	upx
behavioral1/memory/1688-19-0x0000000000400000-0x00000000004A6000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2712	1688	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 11 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2216	3060	rundll32.exe	30
PID 3060 wrote to memory of 2216	3060	rundll32.exe	30
PID 3060 wrote to memory of 2216	3060	rundll32.exe	30
PID 3060 wrote to memory of 2216	3060	rundll32.exe	30
PID 3060 wrote to memory of 2216	3060	rundll32.exe	30
PID 3060 wrote to memory of 2216	3060	rundll32.exe	30
PID 3060 wrote to memory of 2216	3060	rundll32.exe	30
PID 2216 wrote to memory of 1688	2216	rundll32.exe	31
PID 2216 wrote to memory of 1688	2216	rundll32.exe	31
PID 2216 wrote to memory of 1688	2216	rundll32.exe	31
PID 2216 wrote to memory of 1688	2216	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_617918bf9b1cb133deac8b0562cfee8c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_617918bf9b1cb133deac8b0562cfee8c.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2216
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:1688
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 104
      4⤵
      Program crash
      PID:2712

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

C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
211KB

MD5
fbbe49d7e5e7462bbfdb27fc27294fa7

SHA1
0443c7c92cb8a4bb9f626dae736cd80aacfc56ff

SHA256
1d548c85594dc4b83ac1c69ac82da842dc68eac75f683aed693929c728c83184

SHA512
41c774722a0d1e91dbb6962bbd76dd2a3bea19a31d0ad239283a4ee60788bd32606092d10b4a4b04bb1cd83fb1f2b5b9da08f013f2150f72e2d0d1d669eb50da

Download Submit
\Users\Admin\AppData\Local\Temp\~TM4F0.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM53F.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
memory/1688-12-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1688-11-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1688-19-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/2216-1-0x0000000010000000-0x0000000010127000-memory.dmp

Filesize
1.2MB

Download
memory/2216-9-0x0000000000700000-0x00000000007A6000-memory.dmp

Filesize
664KB

Download
memory/2216-2-0x0000000010000000-0x0000000010127000-memory.dmp

Filesize
1.2MB

Download

Analysis

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