ramnit | 47694aad594291de973b3aa278bbf2c3caeaefa1899eb0d2d2e6523850e2c86b

General

Target

JaffaCakes118_27bbf09f3db6e1b9e44d519ca14a2d13.dll
Size

1.3MB
MD5

27bbf09f3db6e1b9e44d519ca14a2d13
SHA1

2ab8492398e5b3b29c7ba6b9f2c960dc1a58b182
SHA256

47694aad594291de973b3aa278bbf2c3caeaefa1899eb0d2d2e6523850e2c86b
SHA512

abfa41c0c08f2fc99d4cc371782fdb070ab040258889c6c0ec97cb3aca8f3dec36976c9f66adad555326f6f4ae9b936146131cf7822bdb58336c452f8ffb9602
SSDEEP

12288:p9g8GZHpzAac5naAd25L5O+FQ7lW8lZ60ICPxaf6og38BfSH6gqrandxT+is3pjf:p68+O6pvbt/wuzTB2OF+3xc1

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 2 IoCs

pid	Process
2188	rundll32mgr.exe
2708	rundll32mgrmgr.exe

Loads dropped DLL 8 IoCs

pid	Process
2184	rundll32.exe
2184	rundll32.exe
2188	rundll32mgr.exe
2188	rundll32mgr.exe
2188	rundll32mgr.exe
2188	rundll32mgr.exe
2708	rundll32mgrmgr.exe
2708	rundll32mgrmgr.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe
File created	C:\Windows\SysWOW64\rundll32mgrmgr.exe	rundll32mgr.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2708-28-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral1/memory/2188-25-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral1/memory/2188-36-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral1/memory/2708-44-0x0000000000400000-0x0000000000444000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2916	2184	WerFault.exe	28

System Location Discovery: System Language Discovery 1 TTPs 3 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32mgrmgr.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2184	3044	rundll32.exe	28
PID 3044 wrote to memory of 2184	3044	rundll32.exe	28
PID 3044 wrote to memory of 2184	3044	rundll32.exe	28
PID 3044 wrote to memory of 2184	3044	rundll32.exe	28
PID 3044 wrote to memory of 2184	3044	rundll32.exe	28
PID 3044 wrote to memory of 2184	3044	rundll32.exe	28
PID 3044 wrote to memory of 2184	3044	rundll32.exe	28
PID 2184 wrote to memory of 2188	2184	rundll32.exe	29
PID 2184 wrote to memory of 2188	2184	rundll32.exe	29
PID 2184 wrote to memory of 2188	2184	rundll32.exe	29
PID 2184 wrote to memory of 2188	2184	rundll32.exe	29
PID 2188 wrote to memory of 2708	2188	rundll32mgr.exe	30
PID 2188 wrote to memory of 2708	2188	rundll32mgr.exe	30
PID 2188 wrote to memory of 2708	2188	rundll32mgr.exe	30
PID 2188 wrote to memory of 2708	2188	rundll32mgr.exe	30
PID 2184 wrote to memory of 2916	2184	rundll32.exe	31
PID 2184 wrote to memory of 2916	2184	rundll32.exe	31
PID 2184 wrote to memory of 2916	2184	rundll32.exe	31
PID 2184 wrote to memory of 2916	2184	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27bbf09f3db6e1b9e44d519ca14a2d13.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27bbf09f3db6e1b9e44d519ca14a2d13.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2188
  - - C:\Windows\SysWOW64\rundll32mgrmgr.exe
      C:\Windows\SysWOW64\rundll32mgrmgr.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:2708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 228
    3⤵
    - Program crash
    PID:2916

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
191KB

MD5
3f032b64eabd13161ec2a48bc374ba7c

SHA1
ec758a631b21e799f81d74818f918cff2bac45da

SHA256
6d948b078f0940f0cdcc210dc193300f4b53aa52e46b3b52ec5461fdb9b63bbb

SHA512
6439aa4d5583979fb6f5ca19e279393775656e3e1c809ca60c2e7efe3c23ae4abf433b7f983b8d965b748ba21c3a51c5faaa09cf430c1dd628ec8c4fc514f77f

Download Submit
\Users\Admin\AppData\Local\Temp\~TM5966.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM5A13.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgrmgr.exe

Filesize
94KB

MD5
8b5f2036288762602f2916929b1ab9d8

SHA1
351a0157960c3b009a9814a6e8b7f788ba798988

SHA256
55751df54d8d54e5bb8edab83bd57fd599b2e9aa313233d6aa084cde167e6951

SHA512
41a45bd5ff492cf2a01ad156f763854b1d5371d1a41cee4cad977c4ff25a561c1b3fbb067463e2b7278ac6878af139ff7fd695bed1f5883516a70031e9758bc1

Download Submit
memory/2184-7-0x0000000010000000-0x000000001015B000-memory.dmp

Filesize
1.4MB

Download
memory/2184-11-0x00000000006B0000-0x000000000070D000-memory.dmp

Filesize
372KB

Download
memory/2184-14-0x00000000006B0000-0x000000000070D000-memory.dmp

Filesize
372KB

Download
memory/2184-9-0x0000000010000000-0x000000001015B000-memory.dmp

Filesize
1.4MB

Download
memory/2188-25-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2188-21-0x0000000000220000-0x0000000000264000-memory.dmp

Filesize
272KB

Download
memory/2188-20-0x0000000000220000-0x0000000000264000-memory.dmp

Filesize
272KB

Download
memory/2188-35-0x0000000000220000-0x0000000000264000-memory.dmp

Filesize
272KB

Download
memory/2188-19-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2188-39-0x0000000000220000-0x000000000027D000-memory.dmp

Filesize
372KB

Download
memory/2188-36-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2188-24-0x0000000000220000-0x000000000027D000-memory.dmp

Filesize
372KB

Download
memory/2708-28-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-23-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-44-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download

Analysis

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