dridex | 0f95f4e5d71c77b8410c6eb58bc5870e0fc0f9fdcb82312b519d86f2d4cf794c

Analysis

max time kernel
94s
max time network
143s
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, 18:50

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General

Target

JaffaCakes118_0f95f4e5d71c77b8410c6eb58bc5870e0fc0f9fdcb82312b519d86f2d4cf794c.dll
Size

184KB
MD5

3e8e8e145fd927e911999ac6828f1a2c
SHA1

f2785e7c9cdb402563f7e237b5ecbf3b81359108
SHA256

0f95f4e5d71c77b8410c6eb58bc5870e0fc0f9fdcb82312b519d86f2d4cf794c
SHA512

5d5b6df681584d3fd00fe4de29075e102fb16d2a9b324e73e6345ce78d5002a3bb8013899591f37687545eadf85afe6c8c8ae6635e4c944b775318115a6189cb
SSDEEP

3072:3JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JMa//2uFrSc:EfYOX+wTScR/Xzku9LVwXuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2152-1-0x0000000074E70000-0x0000000074E9F000-memory.dmp	dridex_ldr
behavioral2/memory/2152-2-0x0000000074E70000-0x0000000074E9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4400	2152	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 4868 wrote to memory of 2152	4868	rundll32.exe	85
PID 4868 wrote to memory of 2152	4868	rundll32.exe	85
PID 4868 wrote to memory of 2152	4868	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0f95f4e5d71c77b8410c6eb58bc5870e0fc0f9fdcb82312b519d86f2d4cf794c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0f95f4e5d71c77b8410c6eb58bc5870e0fc0f9fdcb82312b519d86f2d4cf794c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 616
    3⤵
    - Program crash
    PID:4400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2152 -ip 2152
1⤵
PID:3932

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/2152-0-0x0000000000E90000-0x0000000000E96000-memory.dmp

Filesize
24KB

Download
memory/2152-1-0x0000000074E70000-0x0000000074E9F000-memory.dmp

Filesize
188KB

Download
memory/2152-3-0x0000000000E90000-0x0000000000E96000-memory.dmp

Filesize
24KB

Download
memory/2152-2-0x0000000074E70000-0x0000000074E9F000-memory.dmp

Filesize
188KB

Download