dridex | 7955056cb8b2bef79e4ac0859b460d5eae3b907ceadc39f58f7f0f3c71754912

Analysis

max time kernel
93s
max time network
144s
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 09:14

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General

Target

JaffaCakes118_7955056cb8b2bef79e4ac0859b460d5eae3b907ceadc39f58f7f0f3c71754912.dll
Size

184KB
MD5

25ee853ea4d8f4ee58687992ffbf5830
SHA1

74e6958b5a2c56aea9b30220bdce20e8ff730e2c
SHA256

7955056cb8b2bef79e4ac0859b460d5eae3b907ceadc39f58f7f0f3c71754912
SHA512

ae4a9b67c5a30dce47ce4a111240bd245d7ab386543935c24a904e926f59afa87f766bbd8893b0406c3e0a5ebdb51d7f91bc8ff27198b4166df7736f0dac7e7d
SSDEEP

3072:GJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J3a//2uFrSc:vfYOX+wTScR/Xzku9LVw4uG

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/5024-1-0x0000000075140000-0x000000007516F000-memory.dmp	dridex_ldr
behavioral2/memory/5024-2-0x0000000075140000-0x000000007516F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4584	5024	WerFault.exe	83

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 4180 wrote to memory of 5024	4180	rundll32.exe	83
PID 4180 wrote to memory of 5024	4180	rundll32.exe	83
PID 4180 wrote to memory of 5024	4180	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7955056cb8b2bef79e4ac0859b460d5eae3b907ceadc39f58f7f0f3c71754912.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4180
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7955056cb8b2bef79e4ac0859b460d5eae3b907ceadc39f58f7f0f3c71754912.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 624
    3⤵
    - Program crash
    PID:4584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5024 -ip 5024
1⤵
PID:4880

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/5024-0-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/5024-1-0x0000000075140000-0x000000007516F000-memory.dmp

Filesize
188KB

Download
memory/5024-3-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/5024-2-0x0000000075140000-0x000000007516F000-memory.dmp

Filesize
188KB

Download