dridex | 38cbb4ebd515def9fc373a2a288e1c2f122076b034d1c1742aa1bdff57ae4bad

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 01:09

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General

Target

JaffaCakes118_38cbb4ebd515def9fc373a2a288e1c2f122076b034d1c1742aa1bdff57ae4bad.dll
Size

184KB
MD5

605d66d810287d32596ece9ca6cf1c2c
SHA1

30d24a8b631b8e1e05b3e0fc4077dee4b3281167
SHA256

38cbb4ebd515def9fc373a2a288e1c2f122076b034d1c1742aa1bdff57ae4bad
SHA512

65ba6bc1197e1dcb821aed85300c8a2240d2a31e36fb8d0e887387efdfbf484b44cea2c7b04f2479d03c04b18afb31b2a66b6356ec796c0d15eecd80e7a425ba
SSDEEP

3072:oiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoClzoxss7:oiLVCIT4WK2z1W+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/2556-1-0x0000000074700000-0x000000007472F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	2556	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 2072 wrote to memory of 2556	2072	rundll32.exe	31
PID 2072 wrote to memory of 2556	2072	rundll32.exe	31
PID 2072 wrote to memory of 2556	2072	rundll32.exe	31
PID 2072 wrote to memory of 2556	2072	rundll32.exe	31
PID 2072 wrote to memory of 2556	2072	rundll32.exe	31
PID 2072 wrote to memory of 2556	2072	rundll32.exe	31
PID 2072 wrote to memory of 2556	2072	rundll32.exe	31
PID 2556 wrote to memory of 2380	2556	rundll32.exe	32
PID 2556 wrote to memory of 2380	2556	rundll32.exe	32
PID 2556 wrote to memory of 2380	2556	rundll32.exe	32
PID 2556 wrote to memory of 2380	2556	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38cbb4ebd515def9fc373a2a288e1c2f122076b034d1c1742aa1bdff57ae4bad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38cbb4ebd515def9fc373a2a288e1c2f122076b034d1c1742aa1bdff57ae4bad.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 220
    3⤵
    - Program crash
    PID:2380

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/2556-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2556-1-0x0000000074700000-0x000000007472F000-memory.dmp

Filesize
188KB

Download
memory/2556-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download