dridex | 77b14fc9e3ba4f809857b1faf59d1ac883d1eb9496ce3fc4f20f2e59f7e92c95

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-10-2024 23:54

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General

Target

4a8de2467a94f20f4342c5816f803dc6_JaffaCakes118.dll
Size

184KB
MD5

4a8de2467a94f20f4342c5816f803dc6
SHA1

e94e3a615a9eb47242ab650b473f9bd3d1b18ddb
SHA256

77b14fc9e3ba4f809857b1faf59d1ac883d1eb9496ce3fc4f20f2e59f7e92c95
SHA512

7f3e6477bbc0c7811b9295449251d6ec5dab01c006bb84d158df49f3dc89f7fd432c1e58a32a7aacae7a7e06a1c284fab9ed972cdddefaaf5a940f310a2933c6
SSDEEP

3072:6DHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMFCsvQ:SMhP1cq7/16CT9jnR1Vz7ih

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4108-0-0x00000000752C0000-0x00000000752F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
840	4108	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 4108	3648	rundll32.exe	84
PID 3648 wrote to memory of 4108	3648	rundll32.exe	84
PID 3648 wrote to memory of 4108	3648	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a8de2467a94f20f4342c5816f803dc6_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a8de2467a94f20f4342c5816f803dc6_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4108 -s 620
    3⤵
    - Program crash
    PID:840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4108 -ip 4108
1⤵
PID:4028

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/4108-0-0x00000000752C0000-0x00000000752F0000-memory.dmp

Filesize
192KB

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memory/4108-2-0x0000000000B40000-0x0000000000B46000-memory.dmp

Filesize
24KB

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