dridex | 35bb9fbec82dc5a69953b97beb32199a17357dbd32e2591a3eedef36476f16d6

Analysis

max time kernel
95s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 02:00

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General

Target

JaffaCakes118_35bb9fbec82dc5a69953b97beb32199a17357dbd32e2591a3eedef36476f16d6.dll
Size

184KB
MD5

d9ef59c6532d31a68544ecb962654be4
SHA1

183417f43d982541f9564e6908ee3712b2929542
SHA256

35bb9fbec82dc5a69953b97beb32199a17357dbd32e2591a3eedef36476f16d6
SHA512

b7757913c6650bd2eb99665abf6fedbb347f1f7fa95af940a4bf5e3773e75c065fb3cfa2f5fcfa1fba9cc5f5bb3abdf4bf23bf7ed4d87a75a723bc9d4cc71b9e
SSDEEP

3072:KiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoflzoxss7:KiLVCIT4WK2z1W+CUHZj4Skq/eao9oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4012-1-0x0000000075000000-0x000000007502F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1868	4012	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 4684 wrote to memory of 4012	4684	rundll32.exe	83
PID 4684 wrote to memory of 4012	4684	rundll32.exe	83
PID 4684 wrote to memory of 4012	4684	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35bb9fbec82dc5a69953b97beb32199a17357dbd32e2591a3eedef36476f16d6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35bb9fbec82dc5a69953b97beb32199a17357dbd32e2591a3eedef36476f16d6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 616
    3⤵
    - Program crash
    PID:1868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4012 -ip 4012
1⤵
PID:4388

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/4012-0-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download
memory/4012-1-0x0000000075000000-0x000000007502F000-memory.dmp

Filesize
188KB

Download
memory/4012-3-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

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