ramnit | 1f9adedeee8d802186484412e76ad344b74b7fa29d874c7a551549db8ddbc1a8

Resubmissions

12-01-2025 08:32

250112-kfp8ssxkfk 10

12-01-2025 08:30

250112-kemraaxkbj 3

12-01-2025 08:20

250112-j8egbswqcr 10

Analysis

max time kernel
420s
max time network
423s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2025 08:32

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General

Target

JaffaCakes118_09ea877c1e3b9a921118efc98a232252.exe
Size

106KB
MD5

09ea877c1e3b9a921118efc98a232252
SHA1

3b74efe3dfb91703c8cd1cb47b3fe7b3ca753322
SHA256

1f9adedeee8d802186484412e76ad344b74b7fa29d874c7a551549db8ddbc1a8
SHA512

01438c793ef612cc18054ff5581637ffea64ca35cab44a277c1334c58633c584edbe2138ec7448fc436736be9ad010974eba4db6fbbc462502db325760755a6d
SSDEEP

1536:h+FDoKtniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ:h+FDzK71QkbstyJjCKICpC72s/mlaX

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

Loads dropped DLL 1 IoCs

pid	Process
3428	JaffaCakes118_09ea877c1e3b9a921118efc98a232252.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3428-2-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/3428-10-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/3428-11-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/3428-9-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/3428-8-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/3428-6-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/3428-4-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/3428-3-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1424	3428	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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_09ea877c1e3b9a921118efc98a232252.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3428	JaffaCakes118_09ea877c1e3b9a921118efc98a232252.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4392 wrote to memory of 3428	4392	cmd.exe	84
PID 4392 wrote to memory of 3428	4392	cmd.exe	84
PID 4392 wrote to memory of 3428	4392	cmd.exe	84

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_09ea877c1e3b9a921118efc98a232252.exe "KILL"
1⤵
- Suspicious use of WriteProcessMemory
PID:4392
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_09ea877c1e3b9a921118efc98a232252.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_09ea877c1e3b9a921118efc98a232252.exe "KILL"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:3428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3428 -s 440
    3⤵
    - Program crash
    PID:1424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3428 -ip 3428
1⤵
PID:824

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\~TMBC2C.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/3428-9-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3428-6-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3428-7-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/3428-10-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3428-11-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3428-0-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/3428-8-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3428-2-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3428-4-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3428-3-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3428-15-0x0000000076F22000-0x0000000076F24000-memory.dmp

Filesize
8KB

Download
memory/3428-16-0x0000000076F22000-0x0000000076F23000-memory.dmp

Filesize
4KB

Download
memory/3428-1-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/3428-18-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download