dridex | 481b2b432b7e949bc7c1896d87fe17817abcf4d95ba3c84aba1739fbd568c397

Analysis

max time kernel
149s
max time network
153s
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 01:43

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General

Target

JaffaCakes118_481b2b432b7e949bc7c1896d87fe17817abcf4d95ba3c84aba1739fbd568c397.dll
Size

184KB
MD5

793f44de01a8bab03c97b9e565d9c55c
SHA1

5472930bc6f393ec363cbc76b20b2fbd953b0169
SHA256

481b2b432b7e949bc7c1896d87fe17817abcf4d95ba3c84aba1739fbd568c397
SHA512

9c17070d386c60b031ec46fcb22b53745daf00f0d1316b41306635142cd341f70bcc5197bc73faf6d168c76a54e35be5b3fff136f79be544d1a2d0cd771c27d2
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoOlzoxss7:eiLVCIT4WK2z1W+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/2792-1-0x0000000075690000-0x00000000756BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4544	2792	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 2644 wrote to memory of 2792	2644	rundll32.exe	82
PID 2644 wrote to memory of 2792	2644	rundll32.exe	82
PID 2644 wrote to memory of 2792	2644	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_481b2b432b7e949bc7c1896d87fe17817abcf4d95ba3c84aba1739fbd568c397.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_481b2b432b7e949bc7c1896d87fe17817abcf4d95ba3c84aba1739fbd568c397.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 620
    3⤵
    - Program crash
    PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 2792 -ip 2792
1⤵
PID:2664

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/2792-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2792-1-0x0000000075690000-0x00000000756BF000-memory.dmp

Filesize
188KB

Download
memory/2792-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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