dridex | 7dac1f4e021b017886d5b5f700d9c6af88cacfe1fb13abed004818afc4355758

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 13:41

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General

Target

JaffaCakes118_7dac1f4e021b017886d5b5f700d9c6af88cacfe1fb13abed004818afc4355758.dll
Size

184KB
MD5

dd9b9099b6b0a02b03c10e289ab86b33
SHA1

00530c70011c01f31973b94835c88aac9e4c1833
SHA256

7dac1f4e021b017886d5b5f700d9c6af88cacfe1fb13abed004818afc4355758
SHA512

30cda74761381bf9b22013f7c6470ddeb067d8f97d6c801aee021364a9a5bee79ab640c0e348e80871290f14154d1a21904b40f109c4aad4308f3c7f7a52319c
SSDEEP

3072:PiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoxlzoxss7:PiLVCIT4WK2z1W+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/3016-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2288	3016	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 2196 wrote to memory of 3016	2196	rundll32.exe	31
PID 2196 wrote to memory of 3016	2196	rundll32.exe	31
PID 2196 wrote to memory of 3016	2196	rundll32.exe	31
PID 2196 wrote to memory of 3016	2196	rundll32.exe	31
PID 2196 wrote to memory of 3016	2196	rundll32.exe	31
PID 2196 wrote to memory of 3016	2196	rundll32.exe	31
PID 2196 wrote to memory of 3016	2196	rundll32.exe	31
PID 3016 wrote to memory of 2288	3016	rundll32.exe	32
PID 3016 wrote to memory of 2288	3016	rundll32.exe	32
PID 3016 wrote to memory of 2288	3016	rundll32.exe	32
PID 3016 wrote to memory of 2288	3016	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dac1f4e021b017886d5b5f700d9c6af88cacfe1fb13abed004818afc4355758.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dac1f4e021b017886d5b5f700d9c6af88cacfe1fb13abed004818afc4355758.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 220
    3⤵
    - Program crash
    PID:2288

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/3016-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3016-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp

Filesize
188KB

Download
memory/3016-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download