ramnit | 6e1e52e148c9e8da719e97dfe7bbe8458ad36c1cfefa51a5da6911bed0e0a3b6

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2025, 06:23

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General

Target

JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe
Size

728KB
MD5

4a6397c2e418679515ae22620fcdb7a4
SHA1

91a2893485e72d68155de1850549ffab536e3b1b
SHA256

6e1e52e148c9e8da719e97dfe7bbe8458ad36c1cfefa51a5da6911bed0e0a3b6
SHA512

e3db253ddef172f834d3a2561d71bd1c7a2c386ec0f334ac4dcb527e1111d04f9d49f70416cf436d4412dd2ff761f30f8e06938c85cd8ec7fbd36baaf605bcdf
SSDEEP

12288:1XDBZudjGMuEYdGzVPWKETriFnpfxQC2MO:UdjGMuEQqPX2riB49F

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
5020	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
5020	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5020-6-0x0000000000400000-0x000000000042C1D8-memory.dmp	upx
behavioral2/memory/5020-11-0x0000000000400000-0x000000000042D000-memory.dmp	upx

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4384	5020	WerFault.exe	82
2156	212	WerFault.exe	81

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_4a6397c2e418679515ae22620fcdb7a4mgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 5020	212	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	82
PID 212 wrote to memory of 5020	212	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	82
PID 212 wrote to memory of 5020	212	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:212
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:5020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 10164
    3⤵
    - Program crash
    PID:4384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 844
  2⤵
  - Program crash
  PID:2156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5020 -ip 5020
1⤵
PID:4196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 212 -ip 212
1⤵
PID:4748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe

Filesize
97KB

MD5
ef5dc2521333fb418bd5518f1db3fd08

SHA1
3d5e8d6dbf09a599f674fe9d6c1d736b0c31cb70

SHA256
75bfc7c1f54f2579541c35f721a6bbd9083c7208bd989624ceb25f16bd03afbe

SHA512
8768e95f5539dc61350f552d575c683e20e000f41283701c9c5f393da40975a02a7d432374c72565f3e1848266ee94e20d905f62b849f91f3c956b7980d87882

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TMB92E.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/212-0-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/212-12-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/5020-5-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/5020-6-0x0000000000400000-0x000000000042C1D8-memory.dmp

Filesize
176KB

Download
memory/5020-11-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download