dridex | 79f4f457d7d4a2bae1e87b2e1b86b9bc4304c07136c2a68dbf56ff1d7af17b0a

Analysis

max time kernel
95s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 19:13

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General

Target

JaffaCakes118_79f4f457d7d4a2bae1e87b2e1b86b9bc4304c07136c2a68dbf56ff1d7af17b0a.dll
Size

184KB
MD5

ce2fd18ed36bffe493b4d26444d6887c
SHA1

98ff55a48598914beaa46198bd1ca33039cbe197
SHA256

79f4f457d7d4a2bae1e87b2e1b86b9bc4304c07136c2a68dbf56ff1d7af17b0a
SHA512

60964da59f91ec33d22380bcc56c66e8143ffb008b78ed74bd364e319221d9c717a39f299ba5be4767d701528529044499efae9c736a183a050d1fbe52f61921
SSDEEP

3072:SJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JZa//2uFrSc:TfYOX+wTScR/Xzku9LVwquG

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/4804-0-0x00000000755F0000-0x000000007561F000-memory.dmp	dridex_ldr
behavioral2/memory/4804-3-0x00000000755F0000-0x000000007561F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3608	4804	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 768 wrote to memory of 4804	768	rundll32.exe	82
PID 768 wrote to memory of 4804	768	rundll32.exe	82
PID 768 wrote to memory of 4804	768	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79f4f457d7d4a2bae1e87b2e1b86b9bc4304c07136c2a68dbf56ff1d7af17b0a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:768
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79f4f457d7d4a2bae1e87b2e1b86b9bc4304c07136c2a68dbf56ff1d7af17b0a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 624
    3⤵
    - Program crash
    PID:3608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4804 -ip 4804
1⤵
PID:2684

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/4804-0-0x00000000755F0000-0x000000007561F000-memory.dmp

Filesize
188KB

Download
memory/4804-2-0x0000000000B80000-0x0000000000B86000-memory.dmp

Filesize
24KB

Download
memory/4804-3-0x00000000755F0000-0x000000007561F000-memory.dmp

Filesize
188KB

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