dridex | eb9739e0e6fbd231a1e5c108cdefb3dd1de7c7834aef68449d3b7ef1ceb67a04

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:56

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General

Target

JaffaCakes118_eb9739e0e6fbd231a1e5c108cdefb3dd1de7c7834aef68449d3b7ef1ceb67a04.dll
Size

184KB
MD5

316d741a54569ed968d8be7f84066a58
SHA1

606f760ef04a6a850bcd371f1ebd592b13268241
SHA256

eb9739e0e6fbd231a1e5c108cdefb3dd1de7c7834aef68449d3b7ef1ceb67a04
SHA512

4001f0fe3e2603b92739bc65563ce476e021858c4f54cbf782e3a00c8be1d33ff2341d21222f6bf5c3a6ee29e6aaf1eb10ae004dc554f34314a5e1eb03db8713
SSDEEP

3072:XgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgydA4l:SPFkq6zOe5ilSanOld

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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/1600-1-0x0000000074510000-0x0000000074540000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2716	1600	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 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 1600 wrote to memory of 2716	1600	rundll32.exe	31
PID 1600 wrote to memory of 2716	1600	rundll32.exe	31
PID 1600 wrote to memory of 2716	1600	rundll32.exe	31
PID 1600 wrote to memory of 2716	1600	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb9739e0e6fbd231a1e5c108cdefb3dd1de7c7834aef68449d3b7ef1ceb67a04.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb9739e0e6fbd231a1e5c108cdefb3dd1de7c7834aef68449d3b7ef1ceb67a04.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 220
    3⤵
    - Program crash
    PID:2716

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

memory/1600-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1600-1-0x0000000074510000-0x0000000074540000-memory.dmp

Filesize
192KB

Download
memory/1600-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

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