dridex | 3da739ad77c34f7ad416fa34023f6e4c480aefbafbfe16cac92477853de1b862

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 14:25

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General

Target

JaffaCakes118_3da739ad77c34f7ad416fa34023f6e4c480aefbafbfe16cac92477853de1b862.dll
Size

161KB
MD5

468230360efe1c60b2b0c7d00f352466
SHA1

043211deef8566d8f50acbfcfc71c70c9b2786f2
SHA256

3da739ad77c34f7ad416fa34023f6e4c480aefbafbfe16cac92477853de1b862
SHA512

c98306f838a78ff9a23f0e958a6eb34dcee09c1b9bfb41b61d5438ae417af543135e9823e10e70a7cd2f2c4e6552ca9ff2ee2ed9173138f956144fad9c767399
SSDEEP

3072:/aSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:inS62Fl+pkeJl3CvRStrFl+EYE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1056-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1056-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3048	1056	WerFault.exe	31

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 2460 wrote to memory of 1056	2460	rundll32.exe	31
PID 2460 wrote to memory of 1056	2460	rundll32.exe	31
PID 2460 wrote to memory of 1056	2460	rundll32.exe	31
PID 2460 wrote to memory of 1056	2460	rundll32.exe	31
PID 2460 wrote to memory of 1056	2460	rundll32.exe	31
PID 2460 wrote to memory of 1056	2460	rundll32.exe	31
PID 2460 wrote to memory of 1056	2460	rundll32.exe	31
PID 1056 wrote to memory of 3048	1056	rundll32.exe	32
PID 1056 wrote to memory of 3048	1056	rundll32.exe	32
PID 1056 wrote to memory of 3048	1056	rundll32.exe	32
PID 1056 wrote to memory of 3048	1056	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3da739ad77c34f7ad416fa34023f6e4c480aefbafbfe16cac92477853de1b862.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3da739ad77c34f7ad416fa34023f6e4c480aefbafbfe16cac92477853de1b862.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1056 -s 256
    3⤵
    - Program crash
    PID:3048

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/1056-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1056-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1056-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1056-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download