dridex | e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:18

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General

Target

JaffaCakes118_e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53.dll
Size

171KB
MD5

bd62fcbdfbb722fc1e1f8a6b478917e9
SHA1

cda2e5b61a4444fe450e13ca71a6562cbb33ed49
SHA256

e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53
SHA512

74cb192ffe7af86718bbaee60c0c69fbb7182bf265aa1f64e104e98da6a71b3d9b9af72511904749cb3d5bb09a762268e8c7d08a28dff8f18f7c852d5d0d9c08
SSDEEP

3072:Li49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:LH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2404-1-0x00000000753D0000-0x0000000075400000-memory.dmp	dridex_ldr
behavioral1/memory/2404-2-0x00000000753D0000-0x0000000075400000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2552	2404	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 1836 wrote to memory of 2404	1836	rundll32.exe	30
PID 1836 wrote to memory of 2404	1836	rundll32.exe	30
PID 1836 wrote to memory of 2404	1836	rundll32.exe	30
PID 1836 wrote to memory of 2404	1836	rundll32.exe	30
PID 1836 wrote to memory of 2404	1836	rundll32.exe	30
PID 1836 wrote to memory of 2404	1836	rundll32.exe	30
PID 1836 wrote to memory of 2404	1836	rundll32.exe	30
PID 2404 wrote to memory of 2552	2404	rundll32.exe	32
PID 2404 wrote to memory of 2552	2404	rundll32.exe	32
PID 2404 wrote to memory of 2552	2404	rundll32.exe	32
PID 2404 wrote to memory of 2552	2404	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 256
    3⤵
    - Program crash
    PID:2552

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/2404-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2404-1-0x00000000753D0000-0x0000000075400000-memory.dmp

Filesize
192KB

Download
memory/2404-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2404-2-0x00000000753D0000-0x0000000075400000-memory.dmp

Filesize
192KB

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