dridex | 02a4551156d2bc5e5bd8a9df32ef6ab5af0d19dbd9a03b4571342f92b4b225b5

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
25-12-2024 02:38

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General

Target

JaffaCakes118_02a4551156d2bc5e5bd8a9df32ef6ab5af0d19dbd9a03b4571342f92b4b225b5.dll
Size

184KB
MD5

7ce481a0374dd66df6c6cc9ce8bc2eb4
SHA1

092d7baa1598123481b2fa1bac2f5e700cf42394
SHA256

02a4551156d2bc5e5bd8a9df32ef6ab5af0d19dbd9a03b4571342f92b4b225b5
SHA512

81e360a8c01bf036932ea5d3fc3c58567195e61848a363e19330665f4a3ef6e6f555da35da097372cbab49497d70dd883ac584dd083244216acea41136f5c9ad
SSDEEP

3072:viLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:viLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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/2400-0-0x0000000074C30000-0x0000000074C5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2544	2400	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 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2400 wrote to memory of 2544	2400	rundll32.exe	32
PID 2400 wrote to memory of 2544	2400	rundll32.exe	32
PID 2400 wrote to memory of 2544	2400	rundll32.exe	32
PID 2400 wrote to memory of 2544	2400	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02a4551156d2bc5e5bd8a9df32ef6ab5af0d19dbd9a03b4571342f92b4b225b5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02a4551156d2bc5e5bd8a9df32ef6ab5af0d19dbd9a03b4571342f92b4b225b5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 220
    3⤵
    - Program crash
    PID:2544

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/2400-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

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memory/2400-0-0x0000000074C30000-0x0000000074C5F000-memory.dmp

Filesize
188KB

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