dridex | 3c8dae459a299da431d4125efd9f44704f856be5e566535d923598d21638c673

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
29/12/2024, 22:12

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General

Target

JaffaCakes118_3c8dae459a299da431d4125efd9f44704f856be5e566535d923598d21638c673.dll
Size

184KB
MD5

59431cfef4c5abcba29fde5d96cf0ce2
SHA1

48bbb108af5ef2e9aecb6e152cffd1557b6fb44d
SHA256

3c8dae459a299da431d4125efd9f44704f856be5e566535d923598d21638c673
SHA512

90d791e198e4795a3af76d7e6369b975dd4a97ab0a40ba300feeaf3b81d661f87cbaf08b122af2d2488f3dde0ac84f817f21408c0266865538052b8ada945c40
SSDEEP

3072:MiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao7lzoxss7:MiLVCIT4WK2z1W+CUHZj4Skq/eaoBoC

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/2340-0-0x0000000074AC0000-0x0000000074AEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2200	2340	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 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2340 wrote to memory of 2200	2340	rundll32.exe	32
PID 2340 wrote to memory of 2200	2340	rundll32.exe	32
PID 2340 wrote to memory of 2200	2340	rundll32.exe	32
PID 2340 wrote to memory of 2200	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c8dae459a299da431d4125efd9f44704f856be5e566535d923598d21638c673.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c8dae459a299da431d4125efd9f44704f856be5e566535d923598d21638c673.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2200

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/2340-1-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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memory/2340-0-0x0000000074AC0000-0x0000000074AEF000-memory.dmp

Filesize
188KB

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