dridex | 70b81107f3a83da86c63129a38181dab93b02c225b6d6084e148382dc969e981

Analysis

max time kernel
92s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 23:46

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General

Target

JaffaCakes118_70b81107f3a83da86c63129a38181dab93b02c225b6d6084e148382dc969e981.dll
Size

184KB
MD5

9a5f30c496c75e50124420685fbbe280
SHA1

d27cdb67e461a8e18bda6fa13b1cad206717b61a
SHA256

70b81107f3a83da86c63129a38181dab93b02c225b6d6084e148382dc969e981
SHA512

65f43ee556626fd0db7a08bd933d60b31fae159e23e530a791b6aeae691f1d51a392f2db524d8f7de48bde650aaa93afe8bf8d2dc971feacbd2a3e5926d40684
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JDa//2uFrSc:mfYOX+wTScR/Xzku9LVw8uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2588-1-0x0000000074DD0000-0x0000000074DFF000-memory.dmp	dridex_ldr
behavioral2/memory/2588-2-0x0000000074DD0000-0x0000000074DFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1516	2588	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 4036 wrote to memory of 2588	4036	rundll32.exe	83
PID 4036 wrote to memory of 2588	4036	rundll32.exe	83
PID 4036 wrote to memory of 2588	4036	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70b81107f3a83da86c63129a38181dab93b02c225b6d6084e148382dc969e981.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70b81107f3a83da86c63129a38181dab93b02c225b6d6084e148382dc969e981.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2588
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2588 -s 616
    3⤵
    - Program crash
    PID:1516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2588 -ip 2588
1⤵
PID:1580

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/2588-0-0x0000000000B40000-0x0000000000B46000-memory.dmp

Filesize
24KB

Download
memory/2588-1-0x0000000074DD0000-0x0000000074DFF000-memory.dmp

Filesize
188KB

Download
memory/2588-3-0x0000000000B40000-0x0000000000B46000-memory.dmp

Filesize
24KB

Download
memory/2588-2-0x0000000074DD0000-0x0000000074DFF000-memory.dmp

Filesize
188KB

Download