dridex | a9d6b9cb1d7827b5522d49b65fc8056609e8d40a12cc89190dcf0737c2c28483

Analysis

max time kernel
93s
max time network
142s
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 16:21

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General

Target

JaffaCakes118_a9d6b9cb1d7827b5522d49b65fc8056609e8d40a12cc89190dcf0737c2c28483.dll
Size

184KB
MD5

f6ce4b76917050016c748d68a2634c71
SHA1

8443d9faef18fe966551ff34e2e27fae4ec02e1d
SHA256

a9d6b9cb1d7827b5522d49b65fc8056609e8d40a12cc89190dcf0737c2c28483
SHA512

e8d8720af008aa0416a0dc422efe4859dc81918ff95ca97274955a6e7cb39fd3b0bae5004da97ae3637016e87ccd22b39991d1880414708eef947818ae1e63fb
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoclzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoioC

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/1516-0-0x0000000074BD0000-0x0000000074BFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3152	1516	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 3564 wrote to memory of 1516	3564	rundll32.exe	83
PID 3564 wrote to memory of 1516	3564	rundll32.exe	83
PID 3564 wrote to memory of 1516	3564	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a9d6b9cb1d7827b5522d49b65fc8056609e8d40a12cc89190dcf0737c2c28483.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3564
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a9d6b9cb1d7827b5522d49b65fc8056609e8d40a12cc89190dcf0737c2c28483.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 616
    3⤵
    - Program crash
    PID:3152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1516 -ip 1516
1⤵
PID:664

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/1516-0-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

Filesize
188KB

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memory/1516-2-0x0000000000F30000-0x0000000000F36000-memory.dmp

Filesize
24KB

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