dridex | 9594577308c87de7eabcf43d26efc638a2047f2e78985e7dde17287317d4cfaf

Analysis

max time kernel
143s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29-03-2024 13:08

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General

Target

22cdafaa93390d4fe9b9e1a4d87267a4_JaffaCakes118.dll
Size

664KB
MD5

22cdafaa93390d4fe9b9e1a4d87267a4
SHA1

5a4e352b18bdbe9c94f45417d8796d64442e6413
SHA256

9594577308c87de7eabcf43d26efc638a2047f2e78985e7dde17287317d4cfaf
SHA512

62bac44c033ab6d0263bc3ae55587daf7e7e242885ce5c78bd49a578acd2a3a2004641da603793a07f2443dfc5981c3b6b4ba0f7c3ee8db4824b0eb3237fc9f1
SSDEEP

12288:X/0Qzqf0efi48bM+6TFKywVt6PbEYU0eyJTT/Mu9oV01u7oaEPj:P0zhfkn6TFKywvCbEOxDMu9oy9aEPj

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 1136 rundll32.exe
5 1136 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	1136	rundll32.exe
5	1136	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 1964 wrote to memory of 1136	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 1136	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 1136	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 1136	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 1136	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 1136	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 1136	1964	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22cdafaa93390d4fe9b9e1a4d87267a4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1964

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22cdafaa93390d4fe9b9e1a4d87267a4_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:1136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1136-0-0x0000000000810000-0x000000000094C000-memory.dmp

Filesize
1.2MB

Download
memory/1136-2-0x0000000000810000-0x000000000094C000-memory.dmp

Filesize
1.2MB

Download
memory/1136-4-0x0000000000810000-0x000000000094C000-memory.dmp

Filesize
1.2MB

Download
memory/1136-5-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/1136-3-0x0000000000810000-0x000000000094C000-memory.dmp

Filesize
1.2MB

Download
memory/1136-7-0x0000000000810000-0x000000000094C000-memory.dmp

Filesize
1.2MB

Download
memory/1136-8-0x0000000000810000-0x000000000094C000-memory.dmp

Filesize
1.2MB

Download
memory/1136-9-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download