dridex | 495ba039f794489a0c409180bf936b45fd994e0aa699a0e8795108274b4b54fd

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:18

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General

Target

JaffaCakes118_495ba039f794489a0c409180bf936b45fd994e0aa699a0e8795108274b4b54fd.dll
Size

184KB
MD5

7177f72fb4abf52a3ff14d172d24778f
SHA1

eb784d91e0afc2efb32dca531512e08aea63c813
SHA256

495ba039f794489a0c409180bf936b45fd994e0aa699a0e8795108274b4b54fd
SHA512

5a36f71db28c6debc754ec19068571ce1ff3ef280effafb76c0138e4171be029b11d9dd52df4a3b4c99cff1a213596d2b8ce7d5f9dc2649aecbac7e606dc88f9
SSDEEP

3072:IJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jqa//2uFrSc:FfYOX+wTScR/Xzku9LVwtuG

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
behavioral1/memory/1072-1-0x0000000075190000-0x00000000751BF000-memory.dmp	dridex_ldr
behavioral1/memory/1072-2-0x0000000075190000-0x00000000751BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	1072	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 1072	1600	rundll32.exe	30
PID 1600 wrote to memory of 1072	1600	rundll32.exe	30
PID 1600 wrote to memory of 1072	1600	rundll32.exe	30
PID 1600 wrote to memory of 1072	1600	rundll32.exe	30
PID 1600 wrote to memory of 1072	1600	rundll32.exe	30
PID 1600 wrote to memory of 1072	1600	rundll32.exe	30
PID 1600 wrote to memory of 1072	1600	rundll32.exe	30
PID 1072 wrote to memory of 2880	1072	rundll32.exe	31
PID 1072 wrote to memory of 2880	1072	rundll32.exe	31
PID 1072 wrote to memory of 2880	1072	rundll32.exe	31
PID 1072 wrote to memory of 2880	1072	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_495ba039f794489a0c409180bf936b45fd994e0aa699a0e8795108274b4b54fd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_495ba039f794489a0c409180bf936b45fd994e0aa699a0e8795108274b4b54fd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 220
    3⤵
    - Program crash
    PID:2880

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/1072-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1072-1-0x0000000075190000-0x00000000751BF000-memory.dmp

Filesize
188KB

Download
memory/1072-2-0x0000000075190000-0x00000000751BF000-memory.dmp

Filesize
188KB

Download
memory/1072-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download