dridex | a9fc1b18b422d1402a36a378f2f18cff8cec822b88557785664d5170ef8c74d7

Analysis

max time kernel
93s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 13:32

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General

Target

JaffaCakes118_a9fc1b18b422d1402a36a378f2f18cff8cec822b88557785664d5170ef8c74d7.dll
Size

184KB
MD5

905030a35de6aea34bcd5cbaf5a77d96
SHA1

8927b0a83572d6ccee5f040ed02c55dd50f9f0f5
SHA256

a9fc1b18b422d1402a36a378f2f18cff8cec822b88557785664d5170ef8c74d7
SHA512

f6a4841080347ec08227174103855101b9fcbfb5a7433641eb7abdb1be80fba757842853a61deefd99e031e1a5fdcec6fb9ab82ef51c5ad0b6a8020d26770436
SSDEEP

3072:YiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoxlzoxss7:YiLVCIT4WK2z1W+CUHZj4Skq/eaovoC

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/2496-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4624	2496	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 3192 wrote to memory of 2496	3192	rundll32.exe	83
PID 3192 wrote to memory of 2496	3192	rundll32.exe	83
PID 3192 wrote to memory of 2496	3192	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a9fc1b18b422d1402a36a378f2f18cff8cec822b88557785664d5170ef8c74d7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a9fc1b18b422d1402a36a378f2f18cff8cec822b88557785664d5170ef8c74d7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2496
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 616
    3⤵
    - Program crash
    PID:4624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2496 -ip 2496
1⤵
PID:2080

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/2496-0-0x0000000000A80000-0x0000000000A86000-memory.dmp

Filesize
24KB

Download
memory/2496-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp

Filesize
188KB

Download
memory/2496-3-0x0000000000A80000-0x0000000000A86000-memory.dmp

Filesize
24KB

Download