dridex | 2b9496303019e475aa6589893f99f56cda71537e522b8c070c5a20bc8496ab3c

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 17:42

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General

Target

JaffaCakes118_2b9496303019e475aa6589893f99f56cda71537e522b8c070c5a20bc8496ab3c.dll
Size

184KB
MD5

ef6cf9a00443b02fc026cd6e751d61ff
SHA1

24b334a6349b0cff66a2afb5250bc90d521147ab
SHA256

2b9496303019e475aa6589893f99f56cda71537e522b8c070c5a20bc8496ab3c
SHA512

40db76d887adbe4c1080632b9b077859f6f470256ab62c5bb1012da56324c4a69f1720b8d06e6152fcc25bd465bb5676ed7941f7409b01636a891c4befb4cd9b
SSDEEP

3072:LuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kvlmsb:J7TXYsd9SkONU1jKGlglm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2552-1-0x0000000074680000-0x00000000746B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	2552	WerFault.exe	30

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	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2552	2128	rundll32.exe	30
PID 2128 wrote to memory of 2552	2128	rundll32.exe	30
PID 2128 wrote to memory of 2552	2128	rundll32.exe	30
PID 2128 wrote to memory of 2552	2128	rundll32.exe	30
PID 2128 wrote to memory of 2552	2128	rundll32.exe	30
PID 2128 wrote to memory of 2552	2128	rundll32.exe	30
PID 2128 wrote to memory of 2552	2128	rundll32.exe	30
PID 2552 wrote to memory of 2344	2552	rundll32.exe	32
PID 2552 wrote to memory of 2344	2552	rundll32.exe	32
PID 2552 wrote to memory of 2344	2552	rundll32.exe	32
PID 2552 wrote to memory of 2344	2552	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b9496303019e475aa6589893f99f56cda71537e522b8c070c5a20bc8496ab3c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b9496303019e475aa6589893f99f56cda71537e522b8c070c5a20bc8496ab3c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 220
    3⤵
    - Program crash
    PID:2344

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

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Downloads

memory/2552-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2552-1-0x0000000074680000-0x00000000746B0000-memory.dmp

Filesize
192KB

Download
memory/2552-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download