ramnit | a662c3d57c672d09a1bb3a8ce15540a3123bd291107789fd7027473a894b6401

Analysis

max time kernel
95s
max time network
142s
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 10:58

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General

Target

JaffaCakes118_794e4b44b755de852fbe3b2f8317e636.exe
Size

190KB
MD5

794e4b44b755de852fbe3b2f8317e636
SHA1

fc9bd9a622a9b9271b5f5e560c53aa0f1f7424c4
SHA256

a662c3d57c672d09a1bb3a8ce15540a3123bd291107789fd7027473a894b6401
SHA512

1bafb4c8702eb508887985e3c5a9fb3161909e89ff05b612691e8ba5b9c8e1be2869a089f5dce44f8e19c6374c2eb3e3a94bb48223cbefc2b09f447d98714467
SSDEEP

1536:Dh8Zc0c2TD53F/y8fnFZTd6Ue6IWVvmfYC+zyl+U8/6O:d8Zc0hH53F/y0nzTd6UjIWVvn+o

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
1668	JaffaCakes118_794e4b44b755de852fbe3b2f8317e636.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1668-8-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1668-11-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1668-10-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1668-9-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1668-4-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1668-2-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1668-3-0x0000000000400000-0x000000000041B000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2528	1668	WerFault.exe	83

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_794e4b44b755de852fbe3b2f8317e636.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1668	JaffaCakes118_794e4b44b755de852fbe3b2f8317e636.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794e4b44b755de852fbe3b2f8317e636.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794e4b44b755de852fbe3b2f8317e636.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:1668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 508
  2⤵
  - Program crash
  PID:2528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1668 -ip 1668
1⤵
PID:1116

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\~TMBB22.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/1668-8-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1668-6-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1668-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1668-11-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1668-10-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1668-9-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1668-16-0x0000000076FB2000-0x0000000076FB3000-memory.dmp

Filesize
4KB

Download
memory/1668-15-0x0000000076FB2000-0x0000000076FB4000-memory.dmp

Filesize
8KB

Download
memory/1668-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/1668-7-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/1668-4-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1668-2-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1668-3-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download