dridex | 936a61a2e4ef48b3dc75275c8d867ab3710991939937e6080f4e7d3e8b44ad65

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
24-12-2024 15:23

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General

Target

JaffaCakes118_936a61a2e4ef48b3dc75275c8d867ab3710991939937e6080f4e7d3e8b44ad65.dll
Size

184KB
MD5

4abe5cca4e7f64d50206258170980c2e
SHA1

b0e7453425ab321979c05c839e717606f88eaf19
SHA256

936a61a2e4ef48b3dc75275c8d867ab3710991939937e6080f4e7d3e8b44ad65
SHA512

e20deb3cd0688bd95ab8295d5dc6bf0297c4fccc0a51825f41a9d946c9892d7ce524131aa7b44f297eedf0fa266c6314ba15ec8dbeb2024137be39f1f7ebb9bc
SSDEEP

3072:miLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao+lzoxss7:miLVCIT4WK2z1W+CUHZj4Skq/eaocoC

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/2276-1-0x0000000074B60000-0x0000000074B8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4076	2276	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 4056 wrote to memory of 2276	4056	rundll32.exe	83
PID 4056 wrote to memory of 2276	4056	rundll32.exe	83
PID 4056 wrote to memory of 2276	4056	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_936a61a2e4ef48b3dc75275c8d867ab3710991939937e6080f4e7d3e8b44ad65.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4056
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_936a61a2e4ef48b3dc75275c8d867ab3710991939937e6080f4e7d3e8b44ad65.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 616
    3⤵
    - Program crash
    PID:4076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2276 -ip 2276
1⤵
PID:4648

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/2276-0-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/2276-1-0x0000000074B60000-0x0000000074B8F000-memory.dmp

Filesize
188KB

Download
memory/2276-3-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download