dridex | 8c240ef4c2b7fff75592bd320d986ce6e6382b881b681ceeff24c6657d50eeb0

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
26-12-2024 17:07

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General

Target

JaffaCakes118_8c240ef4c2b7fff75592bd320d986ce6e6382b881b681ceeff24c6657d50eeb0.dll
Size

184KB
MD5

ca6a669960702efad6245de78d99b623
SHA1

bce6be7f6de40051472e9f87237beb0b5e423cdf
SHA256

8c240ef4c2b7fff75592bd320d986ce6e6382b881b681ceeff24c6657d50eeb0
SHA512

16591c2f4a1530b8b6838ecc969a9dc8146bba9da841875e0e633d17c2aefc83c4487ce0ae91419fd0fd2c6eb73dc33df2834204a98c889088d2d2b257d9f3c5
SSDEEP

3072:MiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoxlzoxss7:MiLVCIT4WK2z1W+CUHZj4Skq/eaovoC

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/1768-0-0x00000000751C0000-0x00000000751EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1920	1768	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 2348 wrote to memory of 1768	2348	rundll32.exe	30
PID 2348 wrote to memory of 1768	2348	rundll32.exe	30
PID 2348 wrote to memory of 1768	2348	rundll32.exe	30
PID 2348 wrote to memory of 1768	2348	rundll32.exe	30
PID 2348 wrote to memory of 1768	2348	rundll32.exe	30
PID 2348 wrote to memory of 1768	2348	rundll32.exe	30
PID 2348 wrote to memory of 1768	2348	rundll32.exe	30
PID 1768 wrote to memory of 1920	1768	rundll32.exe	32
PID 1768 wrote to memory of 1920	1768	rundll32.exe	32
PID 1768 wrote to memory of 1920	1768	rundll32.exe	32
PID 1768 wrote to memory of 1920	1768	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c240ef4c2b7fff75592bd320d986ce6e6382b881b681ceeff24c6657d50eeb0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c240ef4c2b7fff75592bd320d986ce6e6382b881b681ceeff24c6657d50eeb0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1768 -s 220
    3⤵
    - Program crash
    PID:1920

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/1768-0-0x00000000751C0000-0x00000000751EF000-memory.dmp

Filesize
188KB

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memory/1768-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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