dridex | f55f1d2e6039e36c425ccf12991fff030eb3cfc724fe15da3cd6e712e49d8911

Analysis

max time kernel
96s
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
24-12-2024 23:46

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General

Target

JaffaCakes118_f55f1d2e6039e36c425ccf12991fff030eb3cfc724fe15da3cd6e712e49d8911.dll
Size

184KB
MD5

0f22d0d95f0355eca5afeb6bce2d1a7c
SHA1

a186c7254b6322ae472969cd9bdbe88d6f2f8eab
SHA256

f55f1d2e6039e36c425ccf12991fff030eb3cfc724fe15da3cd6e712e49d8911
SHA512

85d6e80cea863928a5ae5bcbbf9b03391863814bf9162649ac51677d798608a0c1f1174bf1eb1460c61504f7e06bddbfa2da7428116abff1d12313f1a3e33ca5
SSDEEP

3072:IiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoPlzoxss7:IiLVCIT4WK2z1W+CUHZj4Skq/eaoNoC

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/1092-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2020	1092	WerFault.exe	85

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 2176 wrote to memory of 1092	2176	rundll32.exe	85
PID 2176 wrote to memory of 1092	2176	rundll32.exe	85
PID 2176 wrote to memory of 1092	2176	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f55f1d2e6039e36c425ccf12991fff030eb3cfc724fe15da3cd6e712e49d8911.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f55f1d2e6039e36c425ccf12991fff030eb3cfc724fe15da3cd6e712e49d8911.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1092 -s 616
    3⤵
    - Program crash
    PID:2020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1092 -ip 1092
1⤵
PID:2436

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/1092-0-0x0000000001190000-0x0000000001196000-memory.dmp

Filesize
24KB

Download
memory/1092-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp

Filesize
188KB

Download
memory/1092-3-0x0000000001190000-0x0000000001196000-memory.dmp

Filesize
24KB

Download