dridex | a3150adf7e0a20b2667037bb97eab9f15269992b7d002aab7736e12c19e7cb4a

Analysis

max time kernel
148s
max time network
150s
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, 19:22

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General

Target

JaffaCakes118_a3150adf7e0a20b2667037bb97eab9f15269992b7d002aab7736e12c19e7cb4a.dll
Size

184KB
MD5

6ee79f5aa414c523c2c3278f3661df80
SHA1

369c30486f5819d04e29c5d4bdd3269077b998b6
SHA256

a3150adf7e0a20b2667037bb97eab9f15269992b7d002aab7736e12c19e7cb4a
SHA512

cba370783fd095d3b2209bc6100057f46255826403e7cec9e244ed39fa64bea18fb7af94d199cc7732cef36c941f01b9f79e5c4fb18a011f9670d15409fb598a
SSDEEP

3072:0JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JCa//2uFrSc:5fYOX+wTScR/Xzku9LVwtuG

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/5100-0-0x0000000075780000-0x00000000757AF000-memory.dmp	dridex_ldr
behavioral2/memory/5100-3-0x0000000075780000-0x00000000757AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3016	5100	WerFault.exe	84

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 316 wrote to memory of 5100	316	rundll32.exe	84
PID 316 wrote to memory of 5100	316	rundll32.exe	84
PID 316 wrote to memory of 5100	316	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3150adf7e0a20b2667037bb97eab9f15269992b7d002aab7736e12c19e7cb4a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3150adf7e0a20b2667037bb97eab9f15269992b7d002aab7736e12c19e7cb4a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5100 -s 616
    3⤵
    - Program crash
    PID:3016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5100 -ip 5100
1⤵
PID:2800

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/5100-0-0x0000000075780000-0x00000000757AF000-memory.dmp

Filesize
188KB

Download
memory/5100-2-0x00000000012A0000-0x00000000012A6000-memory.dmp

Filesize
24KB

Download
memory/5100-3-0x0000000075780000-0x00000000757AF000-memory.dmp

Filesize
188KB

Download