dridex | 3f130faf8b022f948e33b495dba7384012b8553c98080887ac820e92fff588fd

Analysis

max time kernel
94s
max time network
149s
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 07:08

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General

Target

JaffaCakes118_3f130faf8b022f948e33b495dba7384012b8553c98080887ac820e92fff588fd.dll
Size

184KB
MD5

c4b83d9b326b978e60c2404b259ea179
SHA1

64438cf7e2a6122b00e5756dc67899aeacc4ba61
SHA256

3f130faf8b022f948e33b495dba7384012b8553c98080887ac820e92fff588fd
SHA512

c3a2e3cd4c846f94ebe94f43da9204d8c07c1710f5c37a85a42fffd3c182a71fad30cae1dc07595c714f6d0c35f5c1032cc990a193aadc07994bc22a4b954957
SSDEEP

3072:LiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:LiLVCIT4WK2z1W+CUHZj4Skq/eaonoC

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/4388-0-0x0000000074FD0000-0x0000000074FFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	4388	WerFault.exe	82

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 2408 wrote to memory of 4388	2408	rundll32.exe	82
PID 2408 wrote to memory of 4388	2408	rundll32.exe	82
PID 2408 wrote to memory of 4388	2408	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f130faf8b022f948e33b495dba7384012b8553c98080887ac820e92fff588fd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f130faf8b022f948e33b495dba7384012b8553c98080887ac820e92fff588fd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4388 -s 616
    3⤵
    - Program crash
    PID:2648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4388 -ip 4388
1⤵
PID:3648

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/4388-0-0x0000000074FD0000-0x0000000074FFF000-memory.dmp

Filesize
188KB

Download
memory/4388-2-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

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