dridex | e6a91335c14665172acee0966cde04442baa0c6d5300f2cf22998904597e37b2

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04-04-2024 14:17

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General

Target

ba80b5374b01f366c6055033059a7a17_JaffaCakes118.dll
Size

608KB
MD5

ba80b5374b01f366c6055033059a7a17
SHA1

b9428855459eddeca3c3fd471affdb6f5ddc7735
SHA256

e6a91335c14665172acee0966cde04442baa0c6d5300f2cf22998904597e37b2
SHA512

971a70f4b5cd4124d5b92a4ddaaece364142fda763b02fd6782e4da9aa547066548deccd3e1f6f9c8dba0095b34e239b06741448108a2fd70573344b08751eb7
SSDEEP

12288:lZGQdqOGEjJqydLqQSeCqsVK8kPRGO35N9mVPzXc6:lZ0uWjeCVVK8kP9N9oL

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

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

16 4776 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
16	4776	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 3416 wrote to memory of 4776	3416	rundll32.exe	rundll32.exe
PID 3416 wrote to memory of 4776	3416	rundll32.exe	rundll32.exe
PID 3416 wrote to memory of 4776	3416	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba80b5374b01f366c6055033059a7a17_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3416

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba80b5374b01f366c6055033059a7a17_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:4776

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/4776-0-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/4776-1-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/4776-3-0x00000000025A0000-0x00000000025A1000-memory.dmp

Filesize
4KB

Download
memory/4776-4-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/4776-5-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/4776-7-0x00000000025A0000-0x00000000025A1000-memory.dmp

Filesize
4KB

Download