dridex | 641f74013ac4bbd86d8ed12171bed50e931098aa828488e6246a96ccb9dc8ac4

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
29-12-2024 23:21

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General

Target

JaffaCakes118_641f74013ac4bbd86d8ed12171bed50e931098aa828488e6246a96ccb9dc8ac4.dll
Size

184KB
MD5

571f060a7e75bf8b603ea7130f79b1c7
SHA1

94b6cf632d37b8d85353621d250deae92503f87d
SHA256

641f74013ac4bbd86d8ed12171bed50e931098aa828488e6246a96ccb9dc8ac4
SHA512

bdfda15176af07c5de1863f8501e1212f5c3891b0d2c0517198e336cf2f12ac544ae2ea1432c2f1b0f4dee9547162beb69bf5bfd287dde0c1db26830eaf3b167
SSDEEP

3072:GiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao9lzoxss7:GiLVCIT4WK2z1W+CUHZj4Skq/eaoToC

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/4316-1-0x0000000074A00000-0x0000000074A2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4616	4316	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 1360 wrote to memory of 4316	1360	rundll32.exe	83
PID 1360 wrote to memory of 4316	1360	rundll32.exe	83
PID 1360 wrote to memory of 4316	1360	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_641f74013ac4bbd86d8ed12171bed50e931098aa828488e6246a96ccb9dc8ac4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_641f74013ac4bbd86d8ed12171bed50e931098aa828488e6246a96ccb9dc8ac4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 616
    3⤵
    - Program crash
    PID:4616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4316 -ip 4316
1⤵
PID:2496

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

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Downloads

memory/4316-0-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download
memory/4316-1-0x0000000074A00000-0x0000000074A2F000-memory.dmp

Filesize
188KB

Download
memory/4316-3-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download