dridex | a051a29ec7a32167364841695c970b44962720a942e09265975658afed664bfa

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 15:47

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General

Target

JaffaCakes118_a051a29ec7a32167364841695c970b44962720a942e09265975658afed664bfa.dll
Size

184KB
MD5

b2d2bf3e7af57e731dad3bd7ad38e673
SHA1

f8ed26acdeafc190febed35f678ee8528047a753
SHA256

a051a29ec7a32167364841695c970b44962720a942e09265975658afed664bfa
SHA512

345d74c62893abd00a5a484f1f20f2a4697b9f046949bf72cbca93b41cd52b7db18d570bc053b4ba16438448afdf00d2051ac7e06f4e53647fb79a8b5ef7ebdf
SSDEEP

3072:EiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoslzoxss7:EiLVCIT4WK2z1W+CUHZj4Skq/eaoSoC

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/1232-0-0x00000000748C0000-0x00000000748EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1892	1232	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 2528 wrote to memory of 1232	2528	rundll32.exe	30
PID 2528 wrote to memory of 1232	2528	rundll32.exe	30
PID 2528 wrote to memory of 1232	2528	rundll32.exe	30
PID 2528 wrote to memory of 1232	2528	rundll32.exe	30
PID 2528 wrote to memory of 1232	2528	rundll32.exe	30
PID 2528 wrote to memory of 1232	2528	rundll32.exe	30
PID 2528 wrote to memory of 1232	2528	rundll32.exe	30
PID 1232 wrote to memory of 1892	1232	rundll32.exe	32
PID 1232 wrote to memory of 1892	1232	rundll32.exe	32
PID 1232 wrote to memory of 1892	1232	rundll32.exe	32
PID 1232 wrote to memory of 1892	1232	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a051a29ec7a32167364841695c970b44962720a942e09265975658afed664bfa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a051a29ec7a32167364841695c970b44962720a942e09265975658afed664bfa.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 220
    3⤵
    - Program crash
    PID:1892

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/1232-0-0x00000000748C0000-0x00000000748EF000-memory.dmp

Filesize
188KB

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memory/1232-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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