dridex | 260a08ef0c3321566ec50bda6b0929b091ed775f3777b4492872facf1f808728

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
24/12/2024, 02:36

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General

Target

JaffaCakes118_260a08ef0c3321566ec50bda6b0929b091ed775f3777b4492872facf1f808728.dll
Size

184KB
MD5

4cdc372485e97f066fd9ce46e2d2f9a4
SHA1

b42af29cc8bdb3d8ef09e02d96cc73615a6bf742
SHA256

260a08ef0c3321566ec50bda6b0929b091ed775f3777b4492872facf1f808728
SHA512

98a63e1c2e2d8a01f09aea8141933ddb499b1392215ae78c02cd7416b69490951302625b4d9a21ee2dfc97ec679d2681d94b95ed341e33580b8bcc4444da570c
SSDEEP

3072:mJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jba//2uFrSc:PfYOX+wTScR/Xzku9LVwMuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1292-1-0x0000000075270000-0x000000007529F000-memory.dmp	dridex_ldr
behavioral1/memory/1292-2-0x0000000075270000-0x000000007529F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
656	1292	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 1732 wrote to memory of 1292	1732	rundll32.exe	30
PID 1732 wrote to memory of 1292	1732	rundll32.exe	30
PID 1732 wrote to memory of 1292	1732	rundll32.exe	30
PID 1732 wrote to memory of 1292	1732	rundll32.exe	30
PID 1732 wrote to memory of 1292	1732	rundll32.exe	30
PID 1732 wrote to memory of 1292	1732	rundll32.exe	30
PID 1732 wrote to memory of 1292	1732	rundll32.exe	30
PID 1292 wrote to memory of 656	1292	rundll32.exe	31
PID 1292 wrote to memory of 656	1292	rundll32.exe	31
PID 1292 wrote to memory of 656	1292	rundll32.exe	31
PID 1292 wrote to memory of 656	1292	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_260a08ef0c3321566ec50bda6b0929b091ed775f3777b4492872facf1f808728.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_260a08ef0c3321566ec50bda6b0929b091ed775f3777b4492872facf1f808728.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1292
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1292 -s 220
    3⤵
    - Program crash
    PID:656

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/1292-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1292-1-0x0000000075270000-0x000000007529F000-memory.dmp

Filesize
188KB

Download
memory/1292-2-0x0000000075270000-0x000000007529F000-memory.dmp

Filesize
188KB

Download
memory/1292-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download