dridex | a205d82faae4300b3e470b5708a43f6b2779c9d7d5b18636c82d656bc09a33d1

Analysis

max time kernel
93s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 00:08

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General

Target

JaffaCakes118_a205d82faae4300b3e470b5708a43f6b2779c9d7d5b18636c82d656bc09a33d1.dll
Size

184KB
MD5

59d3cb6174c0c880abdd3a27099fafee
SHA1

7beb2c8437af1d24f7602c28da4333d1902f04f0
SHA256

a205d82faae4300b3e470b5708a43f6b2779c9d7d5b18636c82d656bc09a33d1
SHA512

f4f4bb1b0d149c2991a87b360196471883ae331c5d40ec942fb9cd2df6075d4dfca770c0d921f9a1dc87b686c1582fd47259f74473d52a5f88d2c3bae13eea39
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jma//2uFrSc:mfYOX+wTScR/Xzku9LVwhuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/5024-0-0x0000000075820000-0x000000007584F000-memory.dmp	dridex_ldr
behavioral2/memory/5024-3-0x0000000075820000-0x000000007584F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4876	5024	WerFault.exe	82

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 4144 wrote to memory of 5024	4144	rundll32.exe	82
PID 4144 wrote to memory of 5024	4144	rundll32.exe	82
PID 4144 wrote to memory of 5024	4144	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a205d82faae4300b3e470b5708a43f6b2779c9d7d5b18636c82d656bc09a33d1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a205d82faae4300b3e470b5708a43f6b2779c9d7d5b18636c82d656bc09a33d1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 616
    3⤵
    - Program crash
    PID:4876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5024 -ip 5024
1⤵
PID:944

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/5024-0-0x0000000075820000-0x000000007584F000-memory.dmp

Filesize
188KB

Download
memory/5024-2-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download
memory/5024-3-0x0000000075820000-0x000000007584F000-memory.dmp

Filesize
188KB

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