dridex | 20e6208a0d17fc9b450d75959724b552d1c8e5c371db90709a0d5c6ea5d7260b

Analysis

max time kernel
94s
max time network
145s
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 09:28

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General

Target

JaffaCakes118_20e6208a0d17fc9b450d75959724b552d1c8e5c371db90709a0d5c6ea5d7260b.dll
Size

170KB
MD5

9f4cbbee6f9f5ec7088c759b2ff10241
SHA1

95ee72f8f0ecfb37cf82427c3aa2c3142af8cb9f
SHA256

20e6208a0d17fc9b450d75959724b552d1c8e5c371db90709a0d5c6ea5d7260b
SHA512

1fac3c8d4355359de0e8a0b23d15c47aa36f7f4a16981b552036c33477d1d409a9f44f8fcc015bec6946bfac5d855459ae2439b334f40d6d8d76063e694d208b
SSDEEP

3072:2V/jTmL3X6TLhgZBxbvRS1ebSi75S5NNZ4n+whXVM9MWdo8erj:2V/jTe38LiI4Oi75izyn+4lm

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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/3924-0-0x0000000074F40000-0x0000000074F6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5096	3924	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 3644 wrote to memory of 3924	3644	rundll32.exe	82
PID 3644 wrote to memory of 3924	3644	rundll32.exe	82
PID 3644 wrote to memory of 3924	3644	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20e6208a0d17fc9b450d75959724b552d1c8e5c371db90709a0d5c6ea5d7260b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20e6208a0d17fc9b450d75959724b552d1c8e5c371db90709a0d5c6ea5d7260b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 660
    3⤵
    - Program crash
    PID:5096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 3924 -ip 3924
1⤵
PID:2148

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/3924-2-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

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memory/3924-0-0x0000000074F40000-0x0000000074F6F000-memory.dmp

Filesize
188KB

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