dridex | 363b6e83f5ca8f8c985d6723caa2172fe718114c53b12ea72e3ae3420f41f633

Analysis

max time kernel
94s
max time network
146s
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, 18:08

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General

Target

JaffaCakes118_363b6e83f5ca8f8c985d6723caa2172fe718114c53b12ea72e3ae3420f41f633.dll
Size

184KB
MD5

3b3739c7986ac50c4322ce32d4697789
SHA1

7c546a3249f1027ccad55a46730c768479110a30
SHA256

363b6e83f5ca8f8c985d6723caa2172fe718114c53b12ea72e3ae3420f41f633
SHA512

95b9eee16b90703fea98fb4aa3d11e3e9cfd87d105784dc07714446459950cd5f9129cf83f2a6a43f3bbe0176c47f4f9d8f10e62d1f2a5c1df2324b4710f52a1
SSDEEP

3072:SJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jba//2uFrSc:TfYOX+wTScR/Xzku9LVw0uG

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/436-1-0x00000000758F0000-0x000000007591F000-memory.dmp	dridex_ldr
behavioral2/memory/436-2-0x00000000758F0000-0x000000007591F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	436	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 4988 wrote to memory of 436	4988	rundll32.exe	82
PID 4988 wrote to memory of 436	4988	rundll32.exe	82
PID 4988 wrote to memory of 436	4988	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_363b6e83f5ca8f8c985d6723caa2172fe718114c53b12ea72e3ae3420f41f633.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_363b6e83f5ca8f8c985d6723caa2172fe718114c53b12ea72e3ae3420f41f633.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 436 -s 616
    3⤵
    - Program crash
    PID:2548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 436 -ip 436
1⤵
PID:612

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/436-0-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download
memory/436-1-0x00000000758F0000-0x000000007591F000-memory.dmp

Filesize
188KB

Download
memory/436-2-0x00000000758F0000-0x000000007591F000-memory.dmp

Filesize
188KB

Download
memory/436-3-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download