dridex | 8905e55eb84dc31ce8b11cffd7933b6cffc2c3919962f6dfee4f54f8d8633839

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 03:29

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General

Target

JaffaCakes118_8905e55eb84dc31ce8b11cffd7933b6cffc2c3919962f6dfee4f54f8d8633839.dll
Size

184KB
MD5

eb783473d4d4cab53f5d9fa571b898e4
SHA1

fafd05024a6c3141aae54026c534910d58c8462e
SHA256

8905e55eb84dc31ce8b11cffd7933b6cffc2c3919962f6dfee4f54f8d8633839
SHA512

1535b11daf25e4bdd8840982147e1af0bb469fc3c32ab579d54009ce99dd1d80bbbde7a8a9e35f9f8716f6864775bcb4ac9718febd4f72f914801d21e9259b68
SSDEEP

3072:NiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoAlzoxss7:NiLVCIT4WK2z1W+CUHZj4Skq/eao+oC

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/2992-0-0x0000000075050000-0x000000007507F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2100	2992	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 2904 wrote to memory of 2992	2904	rundll32.exe	30
PID 2904 wrote to memory of 2992	2904	rundll32.exe	30
PID 2904 wrote to memory of 2992	2904	rundll32.exe	30
PID 2904 wrote to memory of 2992	2904	rundll32.exe	30
PID 2904 wrote to memory of 2992	2904	rundll32.exe	30
PID 2904 wrote to memory of 2992	2904	rundll32.exe	30
PID 2904 wrote to memory of 2992	2904	rundll32.exe	30
PID 2992 wrote to memory of 2100	2992	rundll32.exe	32
PID 2992 wrote to memory of 2100	2992	rundll32.exe	32
PID 2992 wrote to memory of 2100	2992	rundll32.exe	32
PID 2992 wrote to memory of 2100	2992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8905e55eb84dc31ce8b11cffd7933b6cffc2c3919962f6dfee4f54f8d8633839.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8905e55eb84dc31ce8b11cffd7933b6cffc2c3919962f6dfee4f54f8d8633839.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 220
    3⤵
    - Program crash
    PID:2100

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

Replay Monitor

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Downloads

memory/2992-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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memory/2992-0-0x0000000075050000-0x000000007507F000-memory.dmp

Filesize
188KB

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