dridex | 1f6f354fbb56aca3901760df6d9b82e3db159cde178e33403783151b4bba6bfb

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
01-04-2024 18:54

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General

Target

77c0370c24a1367275339e2821719f93_JaffaCakes118.dll
Size

664KB
MD5

77c0370c24a1367275339e2821719f93
SHA1

c76c7848610bdcfab449d8bc8335a8bec0438749
SHA256

1f6f354fbb56aca3901760df6d9b82e3db159cde178e33403783151b4bba6bfb
SHA512

2158a15a63b9572076e8fe23489b0fe678b9d489c12af0d61239f2be2f42efbbce45641f502a59a3afa90d802b47ea85c3aca4c3bb5f2e805c7ab79fb46fe4c6
SSDEEP

12288:E/0Qzqf0emi48bM+6TFKywVt6PbEYU0eyJTT/Mu9oV01ufoaEPE:C0zhmIn6TFKywvCbEOxDMu9oyBaEPE

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

21 772 rundll32.exe
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

flow	pid	process
21	772	rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4964 wrote to memory of 772	4964	rundll32.exe	rundll32.exe
PID 4964 wrote to memory of 772	4964	rundll32.exe	rundll32.exe
PID 4964 wrote to memory of 772	4964	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\77c0370c24a1367275339e2821719f93_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4964

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\77c0370c24a1367275339e2821719f93_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:772

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/772-0-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/772-1-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/772-3-0x0000000001000000-0x0000000001001000-memory.dmp

Filesize
4KB

Download
memory/772-4-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/772-6-0x0000000001000000-0x0000000001001000-memory.dmp

Filesize
4KB

Download