dridex | 4cbd4fd9af5b64bfe61cb240d2561224f4392ca4fd7a31750d6e5e89dd19dda4

Analysis

max time kernel
93s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 17:55

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General

Target

JaffaCakes118_4cbd4fd9af5b64bfe61cb240d2561224f4392ca4fd7a31750d6e5e89dd19dda4.dll
Size

170KB
MD5

78b6af28672a7a3cf769e0ade3761d13
SHA1

685ec3dcd87a95e9b28660e58329a1580f3c23e1
SHA256

4cbd4fd9af5b64bfe61cb240d2561224f4392ca4fd7a31750d6e5e89dd19dda4
SHA512

dda69507926b0727b85a20611be55b1a089c4cebfa5a1be34de4551f4a3bf49cf15dd1772e6bdade9e47f3a46725f1d6064aaa9a8fc0d8bea0f2859f956bf357
SSDEEP

3072:NV/jTmL3X6TLhgZBxbvRS1ebSi75S5NNZ4n+whXVM9MWdo8erj:NV/jTe38LiI4Oi75izyn+4lm

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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
behavioral2/memory/1852-0-0x00000000757B0000-0x00000000757DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3604	1852	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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 1852	2616	rundll32.exe	83
PID 2616 wrote to memory of 1852	2616	rundll32.exe	83
PID 2616 wrote to memory of 1852	2616	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cbd4fd9af5b64bfe61cb240d2561224f4392ca4fd7a31750d6e5e89dd19dda4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cbd4fd9af5b64bfe61cb240d2561224f4392ca4fd7a31750d6e5e89dd19dda4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 660
    3⤵
    - Program crash
    PID:3604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1852 -ip 1852
1⤵
PID:960

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/1852-0-0x00000000757B0000-0x00000000757DF000-memory.dmp

Filesize
188KB

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memory/1852-2-0x0000000002950000-0x0000000002956000-memory.dmp

Filesize
24KB

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