dridex | 24b645abc09a6674a5d17820a41e3bfe1237ae30da25cab97be54d652f6fd9db

Analysis

max time kernel
141s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
30-03-2024 05:49

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General

Target

351ed6731b18e89c5d201eaaf07a91c1_JaffaCakes118.dll
Size

620KB
MD5

351ed6731b18e89c5d201eaaf07a91c1
SHA1

51689240440e52cc8828a65a9f3322aeb0d588f4
SHA256

24b645abc09a6674a5d17820a41e3bfe1237ae30da25cab97be54d652f6fd9db
SHA512

fed2d475e9247ec3784c4f3baf6b84373bc81675ca515420af11cd51d9e645c3c75c8e5838d6c9b962955a03cd68bf2ea64de131a7016f7c02fa354dd466f7a8
SSDEEP

12288:vE6rSiB4Sbs3j09TMmonCh5atbz9+eoQoUZpDd7Da1nX9y1JO/zFZx5:9enf3j0dMZnCutz4zI5xDwXUTmv

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 2 IoCs

Processes:

rundll32.exe

flow pid process

3 2348 rundll32.exe
5 2348 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
3	2348	rundll32.exe
5	2348	rundll32.exe

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

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2172 wrote to memory of 2348	2172	rundll32.exe	rundll32.exe
PID 2172 wrote to memory of 2348	2172	rundll32.exe	rundll32.exe
PID 2172 wrote to memory of 2348	2172	rundll32.exe	rundll32.exe
PID 2172 wrote to memory of 2348	2172	rundll32.exe	rundll32.exe
PID 2172 wrote to memory of 2348	2172	rundll32.exe	rundll32.exe
PID 2172 wrote to memory of 2348	2172	rundll32.exe	rundll32.exe
PID 2172 wrote to memory of 2348	2172	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\351ed6731b18e89c5d201eaaf07a91c1_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2172

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\351ed6731b18e89c5d201eaaf07a91c1_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2348

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/2348-0-0x0000000000BC0000-0x0000000000CF9000-memory.dmp

Filesize
1.2MB

Download
memory/2348-2-0x0000000000BC0000-0x0000000000CF9000-memory.dmp

Filesize
1.2MB

Download
memory/2348-3-0x0000000000BC0000-0x0000000000CF9000-memory.dmp

Filesize
1.2MB

Download
memory/2348-5-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/2348-6-0x0000000000BC0000-0x0000000000CF9000-memory.dmp

Filesize
1.2MB

Download
memory/2348-8-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download