dridex | fc38a2cb21a883606d7af58a5db0c3dfb621cb139760a1a4004d713de7997088

Analysis

max time kernel
93s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 17:52

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General

Target

JaffaCakes118_fc38a2cb21a883606d7af58a5db0c3dfb621cb139760a1a4004d713de7997088.dll
Size

184KB
MD5

6edafa4accf06c8811e7915acd0e7064
SHA1

364b6fa03834aa15a8a7771ebda37709369cf8b2
SHA256

fc38a2cb21a883606d7af58a5db0c3dfb621cb139760a1a4004d713de7997088
SHA512

94436e3246d7dfcc5c32e9fe51f9d9cad965348501bc84d5153f31d4ee4cdfbf105d30d69f9402e431faec43c9482a8b107a328ddf0683c05db6f8075d1d1d94
SSDEEP

3072:kJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jia//2uFrSc:JfYOX+wTScR/Xzku9LVwJuG

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/60-1-0x0000000075300000-0x000000007532F000-memory.dmp	dridex_ldr
behavioral2/memory/60-2-0x0000000075300000-0x000000007532F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3212	60	WerFault.exe	85

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 2716 wrote to memory of 60	2716	rundll32.exe	85
PID 2716 wrote to memory of 60	2716	rundll32.exe	85
PID 2716 wrote to memory of 60	2716	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc38a2cb21a883606d7af58a5db0c3dfb621cb139760a1a4004d713de7997088.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc38a2cb21a883606d7af58a5db0c3dfb621cb139760a1a4004d713de7997088.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:60
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 60 -s 616
    3⤵
    - Program crash
    PID:3212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 60 -ip 60
1⤵
PID:2640

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/60-1-0x0000000075300000-0x000000007532F000-memory.dmp

Filesize
188KB

Download
memory/60-0-0x00000000013D0000-0x00000000013D6000-memory.dmp

Filesize
24KB

Download
memory/60-3-0x00000000013D0000-0x00000000013D6000-memory.dmp

Filesize
24KB

Download
memory/60-2-0x0000000075300000-0x000000007532F000-memory.dmp

Filesize
188KB

Download