ramnit | 6c1aee199eb1a48f9c17aa4ee2654cb319a9dea07a431a38521946baac3c4941

General

Target

JaffaCakes118_7a3236b3e54b041090225409c4d30530.exe
Size

412KB
MD5

7a3236b3e54b041090225409c4d30530
SHA1

a311f8f060e0522cfd5e7276a2a68d34ecbfa573
SHA256

6c1aee199eb1a48f9c17aa4ee2654cb319a9dea07a431a38521946baac3c4941
SHA512

686b24b95ac4769e91d7737c761e216d4f5bd84c2808ea7ce5215204422fb9128b03a018de4600198ae11902ee5c5d8bfc9b3e0f5584d00d40a66db42948f8a6
SSDEEP

12288:TFcgWWRRX5ncMlv/xaQUhV08qFIVoV9RxR05:CXWRRX1cMRxJUhVjUq5

Score

10^/10

ramnit banker defense_evasion 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
4396	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe

Loads dropped DLL 2 IoCs

pid	Process
4396	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe
4396	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4396-22-0x0000000000400000-0x0000000000469000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Wplugin.dll	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe
File created	C:\Windows\explorer.exe.local	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe
File created	C:\Windows\ws2help.dll	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe
File opened for modification	C:\Windows\ws2help.dll	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe
File created	C:\Windows\Wplugin.dll	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe

Hijack Execution Flow: DLL Search Order Hijacking 1 TTPs
Possible initial access via DLL redirection search order hijacking.
defense_evasion

DLL Search Order Hijacking
T1574.001

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2156	4396	WerFault.exe	85

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	JaffaCakes118_7a3236b3e54b041090225409c4d30530.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4396	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe
4396	JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
660	Process not Found

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 4396	1560	JaffaCakes118_7a3236b3e54b041090225409c4d30530.exe	85
PID 1560 wrote to memory of 4396	1560	JaffaCakes118_7a3236b3e54b041090225409c4d30530.exe	85
PID 1560 wrote to memory of 4396	1560	JaffaCakes118_7a3236b3e54b041090225409c4d30530.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a3236b3e54b041090225409c4d30530.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a3236b3e54b041090225409c4d30530.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4396 -s 2500
    3⤵
    - Program crash
    PID:2156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4396 -ip 4396
1⤵
PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Hijack Execution Flow

1

T1574

DLL Search Order Hijacking

1

T1574.001

Privilege Escalation

Hijack Execution Flow

1

T1574

DLL Search Order Hijacking

1

T1574.001

Defense Evasion

Hijack Execution Flow

1

T1574

DLL Search Order Hijacking

1

T1574.001

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a3236b3e54b041090225409c4d30530mgr.exe

Filesize
254KB

MD5
9965f747b6eae58ca0bf70926c506c9d

SHA1
bd45fdfec1c4337026c2a9e6a70ad045b371a8e4

SHA256
bb749c9ad6926bfa806a00903c82b2cf1ecf0e563f9189046eac9c896fbce7b9

SHA512
a1700f0c46d986aa8fd5732801343efb7812036eb7d6b43f4522b6c8f40df63fd15b4546a82596ac9ae4184bc6e96611cac1f6021f22b8d4eed607a7dc9df562

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TMD6E7.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
C:\Users\Admin\AppData\Roaming\Wplugin.dll

Filesize
108KB

MD5
8847a8302dacc1d6fca61f125c8fe8e0

SHA1
f399142bbf03660bee1df555ebbf3acc8f658cf0

SHA256
9c2726defa122089f8251fa104f76d66830f448774ab9bd634adbb6e492e3943

SHA512
2b028bb4139c352b80db1509d1a3f479a8ef7e9b3b73ddbf62e2d83d4e59adf4a0bd6b9d68409bc0b6fafb7a5f56844fbfed6d00b824a6b370689801ce1c837f

Download Submit
memory/1560-0-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1560-23-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4396-12-0x0000000002670000-0x00000000026D9000-memory.dmp

Filesize
420KB

Download
memory/4396-22-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4396-25-0x0000000002670000-0x00000000026D9000-memory.dmp

Filesize
420KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads