ramnit | 87262e3bfc150b9ffca13f2fc5db91b7ba114db688a901fcf70740ca38daf12f

Analysis

max time kernel
92s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 02:36

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General

Target

JaffaCakes118_771d3de2277229584c4474ecc7678720.exe
Size

237KB
MD5

771d3de2277229584c4474ecc7678720
SHA1

1857d52fd9a054a650e5d137ac65941591d3d0bb
SHA256

87262e3bfc150b9ffca13f2fc5db91b7ba114db688a901fcf70740ca38daf12f
SHA512

150325c5115f0beb0633c6386ee630675a36ca674ea46dec613329e621acefd0f24d9b811f4b3c5da92ebaf3ad32c83a5ef86505a631cf2b3cfa5af8ba4eba20
SSDEEP

6144:vWtKIPvEZobZtE2Qq0GhbfKMbwo+/tDVXs:uPvECbZulq0cbXJ+/tts

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
1492	JaffaCakes118_771d3de2277229584c4474ecc7678720mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
1492	JaffaCakes118_771d3de2277229584c4474ecc7678720mgr.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1492-6-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1492-10-0x0000000000400000-0x0000000000451000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1968	1492	WerFault.exe	84

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_771d3de2277229584c4474ecc7678720.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_771d3de2277229584c4474ecc7678720mgr.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 1492	4784	JaffaCakes118_771d3de2277229584c4474ecc7678720.exe	84
PID 4784 wrote to memory of 1492	4784	JaffaCakes118_771d3de2277229584c4474ecc7678720.exe	84
PID 4784 wrote to memory of 1492	4784	JaffaCakes118_771d3de2277229584c4474ecc7678720.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_771d3de2277229584c4474ecc7678720.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_771d3de2277229584c4474ecc7678720.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4784
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_771d3de2277229584c4474ecc7678720mgr.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_771d3de2277229584c4474ecc7678720mgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 316
    3⤵
    - Program crash
    PID:1968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1492 -ip 1492
1⤵
PID:4844

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_771d3de2277229584c4474ecc7678720mgr.exe

Filesize
145KB

MD5
236442845a1200d31dd50d7bc7a89960

SHA1
3a549937a35c4a9258bfcb1d99eee8cc975d22df

SHA256
574e4f1332949f2af1a520d674dcec385152a19b008202a2de7b3957233cbb52

SHA512
f212098e6fc5ccaca6b325b5830be7d2a4201ee087ed14165e2f686b1ca6e8b7e9719763f627e92d236575313d022ddfbd58b830cb9300b0e59f2fa6bfe68f18

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TM8F4F.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/1492-6-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1492-10-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4784-0-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/4784-5-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download