dridex | cecc1f77576590c3378db29540e9ad9efa6573ea624d70654e570d48bebfeaee

Analysis

max time kernel
94s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 00:50

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General

Target

JaffaCakes118_cecc1f77576590c3378db29540e9ad9efa6573ea624d70654e570d48bebfeaee.dll
Size

184KB
MD5

bfd6ab4ab2986f3a41e327b296eb5488
SHA1

20d5f28fc737774c603895b08cb8ba95015bf676
SHA256

cecc1f77576590c3378db29540e9ad9efa6573ea624d70654e570d48bebfeaee
SHA512

4f14e22844c039162474f0cfaf35c133b6313fc08657a268b20710aad7f9cfd0cc3940b2fc39a312a85b2a68327d10f91b23a1282655b9f6fe94cf8c44bc7c20
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoflzoxss7:CiLVCIT4WK2z1W+CUHZj4Skq/eao9oC

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
behavioral2/memory/4348-0-0x0000000074F10000-0x0000000074F3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4824	4348	WerFault.exe	82

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 1432 wrote to memory of 4348	1432	rundll32.exe	82
PID 1432 wrote to memory of 4348	1432	rundll32.exe	82
PID 1432 wrote to memory of 4348	1432	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cecc1f77576590c3378db29540e9ad9efa6573ea624d70654e570d48bebfeaee.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1432
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cecc1f77576590c3378db29540e9ad9efa6573ea624d70654e570d48bebfeaee.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 624
    3⤵
    - Program crash
    PID:4824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4348 -ip 4348
1⤵
PID:4192

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/4348-0-0x0000000074F10000-0x0000000074F3F000-memory.dmp

Filesize
188KB

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memory/4348-2-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

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