dridex | 3b04a1044ff6979bf45f398de8ff789fa6f13e2d425d87ebff3552feaabdff38

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
27-12-2024 00:48

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General

Target

JaffaCakes118_3b04a1044ff6979bf45f398de8ff789fa6f13e2d425d87ebff3552feaabdff38.dll
Size

184KB
MD5

3826c3f79e91670ccbf038a6f7cd28d4
SHA1

168541de0f88d45263d8c3397b55b7c73dd33138
SHA256

3b04a1044ff6979bf45f398de8ff789fa6f13e2d425d87ebff3552feaabdff38
SHA512

d7ae38ae44663a4a9eb7373896b8374e75b82ea7287f8f9c50dbb605239c58e3b3c786f50a77f19cd5b0f845a2fcefe903870028e67917e244dc6e3e7f8f252c
SSDEEP

3072:KiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoUlzoxss7:KiLVCIT4WK2z1W+CUHZj4Skq/eaoqoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2828-1-0x0000000074B20000-0x0000000074B4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1324	2828	WerFault.exe	28

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 2872 wrote to memory of 2828	2872	rundll32.exe	28
PID 2872 wrote to memory of 2828	2872	rundll32.exe	28
PID 2872 wrote to memory of 2828	2872	rundll32.exe	28
PID 2872 wrote to memory of 2828	2872	rundll32.exe	28
PID 2872 wrote to memory of 2828	2872	rundll32.exe	28
PID 2872 wrote to memory of 2828	2872	rundll32.exe	28
PID 2872 wrote to memory of 2828	2872	rundll32.exe	28
PID 2828 wrote to memory of 1324	2828	rundll32.exe	29
PID 2828 wrote to memory of 1324	2828	rundll32.exe	29
PID 2828 wrote to memory of 1324	2828	rundll32.exe	29
PID 2828 wrote to memory of 1324	2828	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b04a1044ff6979bf45f398de8ff789fa6f13e2d425d87ebff3552feaabdff38.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b04a1044ff6979bf45f398de8ff789fa6f13e2d425d87ebff3552feaabdff38.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 220
    3⤵
    - Program crash
    PID:1324

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/2828-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2828-1-0x0000000074B20000-0x0000000074B4F000-memory.dmp

Filesize
188KB

Download
memory/2828-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download