dridex | 2e61a6a1f390e5d8a400ccc928fe19f0f76a2108bfa7698cf4efd0653f767a7c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:17

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General

Target

JaffaCakes118_2e61a6a1f390e5d8a400ccc928fe19f0f76a2108bfa7698cf4efd0653f767a7c.dll
Size

160KB
MD5

60234a2683fd75a0cf9b6a2a8e8c6dcb
SHA1

cf32fd875f16b7ba6690c703921dc6aaed6bf238
SHA256

2e61a6a1f390e5d8a400ccc928fe19f0f76a2108bfa7698cf4efd0653f767a7c
SHA512

587fb70683bb7d17bebae7f3bac957e3a324bac897ac9f8d4fbd5b571a3daa6a41cb5b92b835f67774b93206146ca5b926a12d5e589a3f0cf22bf29698b41c08
SSDEEP

3072:HOOn8cnYCTZouiOyPmE7Zsantih3+0wuFiD3xJaTw1tHr:D8mnT7Fmsans1+0Hw7/t

Score

10^/10

dridex 40111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40111

185.148.168.240:443

162.216.125.131:2303

193.200.130.178:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1980-0-0x00000000752A0000-0x00000000752CE000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3056	1980	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 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1980 wrote to memory of 3056	1980	rundll32.exe	31
PID 1980 wrote to memory of 3056	1980	rundll32.exe	31
PID 1980 wrote to memory of 3056	1980	rundll32.exe	31
PID 1980 wrote to memory of 3056	1980	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2e61a6a1f390e5d8a400ccc928fe19f0f76a2108bfa7698cf4efd0653f767a7c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2e61a6a1f390e5d8a400ccc928fe19f0f76a2108bfa7698cf4efd0653f767a7c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 256
    3⤵
    - Program crash
    PID:3056

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/1980-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/1980-0-0x00000000752A0000-0x00000000752CE000-memory.dmp

Filesize
184KB

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