dridex | 79f9609b8eed0a77a76805747c4cef0af604d74656d354898f622428e52ceecc

Analysis

max time kernel
142s
max time network
138s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04-04-2024 00:34

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General

Target

aaedac77190667ab62eba165fc1c158e_JaffaCakes118.dll
Size

608KB
MD5

aaedac77190667ab62eba165fc1c158e
SHA1

164352b0bc2a2d54948d994a4b4e4d68ecd260e4
SHA256

79f9609b8eed0a77a76805747c4cef0af604d74656d354898f622428e52ceecc
SHA512

c939c6a48cf59012707e6e6af0da7f9598b001420649a5353684f1950147e77d55c3091f5ce4ba53217371c68e49e1712ff6eb4b2cc30a51740a2bc182c0b0ab
SSDEEP

12288:nZGQdqOGn8JqydLqQSeCqsVK8kPRGO35N9mVQzXc6:nZ0kWjeCVVK8kP9N9os

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 4 IoCs

Processes:

rundll32.exe

flow pid process

3 2100 rundll32.exe
5 2100 rundll32.exe
6 2100 rundll32.exe
7 2100 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	2100	rundll32.exe
5	2100	rundll32.exe
6	2100	rundll32.exe
7	2100	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 2100	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 2100	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 2100	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 2100	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 2100	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 2100	1964	rundll32.exe	rundll32.exe
PID 1964 wrote to memory of 2100	1964	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aaedac77190667ab62eba165fc1c158e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1964

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aaedac77190667ab62eba165fc1c158e_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2100

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/2100-0-0x0000000002090000-0x00000000021C4000-memory.dmp

Filesize
1.2MB

Download
memory/2100-2-0x0000000002090000-0x00000000021C4000-memory.dmp

Filesize
1.2MB

Download
memory/2100-4-0x0000000002090000-0x00000000021C4000-memory.dmp

Filesize
1.2MB

Download
memory/2100-6-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/2100-7-0x0000000002090000-0x00000000021C4000-memory.dmp

Filesize
1.2MB

Download
memory/2100-8-0x0000000002090000-0x00000000021C4000-memory.dmp

Filesize
1.2MB

Download