dridex | acd9e4535af5018166da3e500200609d851c48eecb80af70a9378543c85c19c9

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 23:56

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General

Target

JaffaCakes118_acd9e4535af5018166da3e500200609d851c48eecb80af70a9378543c85c19c9.dll
Size

184KB
MD5

83e5877081b6e476c9360a18d1a94e15
SHA1

02648489bffb0a440def93230a6defe2c4a837f9
SHA256

acd9e4535af5018166da3e500200609d851c48eecb80af70a9378543c85c19c9
SHA512

dc51588e89d9cd633621a6e6cb824da93ad302d145ced71d95fa6d8909a1f87c0c5c2095db4166dff6de1acb3881b2e60ce02d98f5a5522ef43cbbfcdcb5e102
SSDEEP

3072:piLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao2lzoxss7:piLVCIT4WK2z1W+CUHZj4Skq/eaokoC

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/2520-1-0x00000000753F0000-0x000000007541F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2376	2520	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 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2520 wrote to memory of 2376	2520	rundll32.exe	32
PID 2520 wrote to memory of 2376	2520	rundll32.exe	32
PID 2520 wrote to memory of 2376	2520	rundll32.exe	32
PID 2520 wrote to memory of 2376	2520	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_acd9e4535af5018166da3e500200609d851c48eecb80af70a9378543c85c19c9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_acd9e4535af5018166da3e500200609d851c48eecb80af70a9378543c85c19c9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 220
    3⤵
    - Program crash
    PID:2376

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/2520-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2520-1-0x00000000753F0000-0x000000007541F000-memory.dmp

Filesize
188KB

Download
memory/2520-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download