dridex | c2362afabb0bec8d529fcede20ba8015ed4ccbbb602fa600df77702e533d2d8a

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/12/2024, 16:30

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General

Target

c2362afabb0bec8d529fcede20ba8015ed4ccbbb602fa600df77702e533d2d8a.dll
Size

184KB
MD5

cb3e08d2cd39f6cd91a532088d80ebdb
SHA1

1c48af5b645dfc624c756b07e8b92b8e2b66c7c8
SHA256

c2362afabb0bec8d529fcede20ba8015ed4ccbbb602fa600df77702e533d2d8a
SHA512

505aaaa4290ea91705266640bb5b2e5da21155f3c254f7178b2e9a3f08a65ef333bf7537374c67aa5bc81234997623baca271c852697666c1435619ac0cd50bf
SSDEEP

3072:wiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoGlzoxss7:wiLVCIT4WK2z1W+CUHZj4Skq/eaoUoC

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/2524-1-0x00000000753F0000-0x000000007541F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2552	2524	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 2516 wrote to memory of 2524	2516	rundll32.exe	31
PID 2516 wrote to memory of 2524	2516	rundll32.exe	31
PID 2516 wrote to memory of 2524	2516	rundll32.exe	31
PID 2516 wrote to memory of 2524	2516	rundll32.exe	31
PID 2516 wrote to memory of 2524	2516	rundll32.exe	31
PID 2516 wrote to memory of 2524	2516	rundll32.exe	31
PID 2516 wrote to memory of 2524	2516	rundll32.exe	31
PID 2524 wrote to memory of 2552	2524	rundll32.exe	32
PID 2524 wrote to memory of 2552	2524	rundll32.exe	32
PID 2524 wrote to memory of 2552	2524	rundll32.exe	32
PID 2524 wrote to memory of 2552	2524	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c2362afabb0bec8d529fcede20ba8015ed4ccbbb602fa600df77702e533d2d8a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c2362afabb0bec8d529fcede20ba8015ed4ccbbb602fa600df77702e533d2d8a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 220
    3⤵
    - Program crash
    PID:2552

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/2524-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2524-1-0x00000000753F0000-0x000000007541F000-memory.dmp

Filesize
188KB

Download
memory/2524-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download