dridex | bbfbb2409445768192218a9e607d21ae869376ae17b28b2337e7ec6689837211

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 21:32

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General

Target

JaffaCakes118_bbfbb2409445768192218a9e607d21ae869376ae17b28b2337e7ec6689837211.dll
Size

184KB
MD5

5e1bb799fe7870ff40b7f4462e1e8c68
SHA1

e6d8d98819eaea3288ee3c7e71d967d0cb547890
SHA256

bbfbb2409445768192218a9e607d21ae869376ae17b28b2337e7ec6689837211
SHA512

ac6eb08229333f6e235b5329e16c3e8ff09f37601790273a255c20569e92480ce20ee99c756277cd5bc4a546259fb953118cf3389cd512f9e915407fa1fda5b8
SSDEEP

3072:5iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoClzoxss7:5iLVCIT4WK2z1W+CUHZj4Skq/eaoooC

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/2420-1-0x00000000751E0000-0x000000007520F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2420	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 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 2420 wrote to memory of 2696	2420	rundll32.exe	31
PID 2420 wrote to memory of 2696	2420	rundll32.exe	31
PID 2420 wrote to memory of 2696	2420	rundll32.exe	31
PID 2420 wrote to memory of 2696	2420	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bbfbb2409445768192218a9e607d21ae869376ae17b28b2337e7ec6689837211.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bbfbb2409445768192218a9e607d21ae869376ae17b28b2337e7ec6689837211.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -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

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Downloads

memory/2420-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2420-1-0x00000000751E0000-0x000000007520F000-memory.dmp

Filesize
188KB

Download
memory/2420-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download