dridex | f27cb23965829ec83769fec5fcc9065388f6bbceccb1f4bc3682a8630faf9f24

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 04:13

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General

Target

JaffaCakes118_f27cb23965829ec83769fec5fcc9065388f6bbceccb1f4bc3682a8630faf9f24.dll
Size

184KB
MD5

d5235aa3363b0dc274930f05319e45e1
SHA1

749834826a1a57e7a3556310626155182d491674
SHA256

f27cb23965829ec83769fec5fcc9065388f6bbceccb1f4bc3682a8630faf9f24
SHA512

00ad43f3a36ae3ae7322e0cd9edad7d0d66671034f26c7dcac305b0ab8c2598b2e5a377a4b841cd4fe7c82dbbb0bad5323cc222e853a663d20f7f1d49ca03abf
SSDEEP

3072:TiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoylzoxss7:TiLVCIT4WK2z1W+CUHZj4Skq/eao4oC

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/1720-0-0x0000000074510000-0x000000007453F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1780	1720	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 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1720 wrote to memory of 1780	1720	rundll32.exe	31
PID 1720 wrote to memory of 1780	1720	rundll32.exe	31
PID 1720 wrote to memory of 1780	1720	rundll32.exe	31
PID 1720 wrote to memory of 1780	1720	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f27cb23965829ec83769fec5fcc9065388f6bbceccb1f4bc3682a8630faf9f24.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f27cb23965829ec83769fec5fcc9065388f6bbceccb1f4bc3682a8630faf9f24.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 220
    3⤵
    - Program crash
    PID:1780

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/1720-0-0x0000000074510000-0x000000007453F000-memory.dmp

Filesize
188KB

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memory/1720-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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