dridex | 61c8becd45a9a865a60363650950126ff8db1649067dedaa9d8ade448d1fa3cb

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
07-10-2024 13:19

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General

Target

1da4e3fb8f0f99b2eb3446ccfbeca130_JaffaCakes118.dll
Size

184KB
MD5

1da4e3fb8f0f99b2eb3446ccfbeca130
SHA1

540693b7f3f22d396c3523c61881359f5e88e386
SHA256

61c8becd45a9a865a60363650950126ff8db1649067dedaa9d8ade448d1fa3cb
SHA512

69fc411079ef562bf937e44a2bdf5a6914550747d0b937c0f8fcff506945b46b9be49d00f13933f61d86b4f3717a481e2a349f83014567f29bef7442897e7be5
SSDEEP

3072:6DHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMFpsvQ:SMhP1cq7/16CT9jnR1Vz7is

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/2844-1-0x00000000751C0000-0x00000000751F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2820	2844	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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 4028 wrote to memory of 2844	4028	rundll32.exe	82
PID 4028 wrote to memory of 2844	4028	rundll32.exe	82
PID 4028 wrote to memory of 2844	4028	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1da4e3fb8f0f99b2eb3446ccfbeca130_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1da4e3fb8f0f99b2eb3446ccfbeca130_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 612
    3⤵
    - Program crash
    PID:2820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2844 -ip 2844
1⤵
PID:2144

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/2844-0-0x00000000015A0000-0x00000000015A6000-memory.dmp

Filesize
24KB

Download
memory/2844-1-0x00000000751C0000-0x00000000751F0000-memory.dmp

Filesize
192KB

Download
memory/2844-3-0x00000000015A0000-0x00000000015A6000-memory.dmp

Filesize
24KB

Download