dridex | 88b97237a1ee16d95b84411c6bb9eb607e34eeec4b0b62326faa27ec4e209417

Analysis

max time kernel
95s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 19:46

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General

Target

JaffaCakes118_88b97237a1ee16d95b84411c6bb9eb607e34eeec4b0b62326faa27ec4e209417.dll
Size

184KB
MD5

d120d62d8693519ed1f42c2729f8462d
SHA1

c3cb547d48c751298bcf0bac9d9b0824b04f8537
SHA256

88b97237a1ee16d95b84411c6bb9eb607e34eeec4b0b62326faa27ec4e209417
SHA512

a212b586fc5edbc54cebfc38d21be182471b8a13ba572f485bf4a77b8b6e19218c1db919e174a667ba5a6340ec17ad8604680e5db8f9f9416e9383f4281dbe0f
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoflzoxss7:liLVCIT4WK2z1W+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/4016-1-0x0000000074BA0000-0x0000000074BCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3916	4016	WerFault.exe	83

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 3432 wrote to memory of 4016	3432	rundll32.exe	83
PID 3432 wrote to memory of 4016	3432	rundll32.exe	83
PID 3432 wrote to memory of 4016	3432	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88b97237a1ee16d95b84411c6bb9eb607e34eeec4b0b62326faa27ec4e209417.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3432
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88b97237a1ee16d95b84411c6bb9eb607e34eeec4b0b62326faa27ec4e209417.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4016 -s 616
    3⤵
    - Program crash
    PID:3916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4016 -ip 4016
1⤵
PID:3488

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/4016-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

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memory/4016-1-0x0000000074BA0000-0x0000000074BCF000-memory.dmp

Filesize
188KB

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