dridex | 5341faf7bc1c2309060efc3948c9cd9ae9185763f2870948add6d0c53f3a9a3c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 14:20

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General

Target

JaffaCakes118_5341faf7bc1c2309060efc3948c9cd9ae9185763f2870948add6d0c53f3a9a3c.dll
Size

184KB
MD5

c0bb66c2906fa7fcc1df6db7867b6ed8
SHA1

8affbf9bb4ce554ce7120b68a47aad2414e308c7
SHA256

5341faf7bc1c2309060efc3948c9cd9ae9185763f2870948add6d0c53f3a9a3c
SHA512

39d13b5458442386771494dcab0052d128e290716fe744d1472c3154b68ca5da45c570446a8c0cf38fa83198c5e34005ebf7a9fe3a33e6cad5ce87be3d7d3876
SSDEEP

3072:ziLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoqlzoxss7:ziLVCIT4WK2z1W+CUHZj4Skq/eaogoC

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
behavioral1/memory/2752-1-0x0000000075300000-0x000000007532F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2752	WerFault.exe	31

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 2112 wrote to memory of 2752	2112	rundll32.exe	31
PID 2112 wrote to memory of 2752	2112	rundll32.exe	31
PID 2112 wrote to memory of 2752	2112	rundll32.exe	31
PID 2112 wrote to memory of 2752	2112	rundll32.exe	31
PID 2112 wrote to memory of 2752	2112	rundll32.exe	31
PID 2112 wrote to memory of 2752	2112	rundll32.exe	31
PID 2112 wrote to memory of 2752	2112	rundll32.exe	31
PID 2752 wrote to memory of 2696	2752	rundll32.exe	32
PID 2752 wrote to memory of 2696	2752	rundll32.exe	32
PID 2752 wrote to memory of 2696	2752	rundll32.exe	32
PID 2752 wrote to memory of 2696	2752	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5341faf7bc1c2309060efc3948c9cd9ae9185763f2870948add6d0c53f3a9a3c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5341faf7bc1c2309060efc3948c9cd9ae9185763f2870948add6d0c53f3a9a3c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2752 -s 220
    3⤵
    - Program crash
    PID:2696

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/2752-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2752-1-0x0000000075300000-0x000000007532F000-memory.dmp

Filesize
188KB

Download
memory/2752-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download