dridex | 42f84c969732c4881eeb9d12e6e747d1fa38a9b6b15a38098bdd9768d65e643e

Analysis

max time kernel
148s
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
29-12-2024 01:05

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General

Target

JaffaCakes118_42f84c969732c4881eeb9d12e6e747d1fa38a9b6b15a38098bdd9768d65e643e.dll
Size

184KB
MD5

a6e3611b9bcf6fc614447ed87472f710
SHA1

bbe9a5b57ae47b7cdb6d0cdfe1ce18a4e83d62a3
SHA256

42f84c969732c4881eeb9d12e6e747d1fa38a9b6b15a38098bdd9768d65e643e
SHA512

3524902e73e27c062321ece154ee86b6dc15854d4209105412a62bf1bf85fd2dac8ba88e45e7af8a0506bee40d1d06e9c94ab40b559fd414f8d2dd71c8ad30e9
SSDEEP

3072:oiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoOlzoxss7:oiLVCIT4WK2z1W+CUHZj4Skq/eaoMoC

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/4692-0-0x0000000074DC0000-0x0000000074DEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2464	4692	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 1936 wrote to memory of 4692	1936	rundll32.exe	82
PID 1936 wrote to memory of 4692	1936	rundll32.exe	82
PID 1936 wrote to memory of 4692	1936	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42f84c969732c4881eeb9d12e6e747d1fa38a9b6b15a38098bdd9768d65e643e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42f84c969732c4881eeb9d12e6e747d1fa38a9b6b15a38098bdd9768d65e643e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 624
    3⤵
    - Program crash
    PID:2464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4692 -ip 4692
1⤵
PID:2956

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/4692-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

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memory/4692-0-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

Filesize
188KB

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