dridex | efdb8fbf8b3c622e9a22daf5f0cae93abdd0f49067c1c5f09185d4ce495088d9

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06-04-2024 19:16

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General

Target

e3158668cf2a42e8c61e71a28a289d69_JaffaCakes118.dll
Size

608KB
MD5

e3158668cf2a42e8c61e71a28a289d69
SHA1

c1cf4a1bf2bf15c42ad5bdd1688c21dcd9e41ca6
SHA256

efdb8fbf8b3c622e9a22daf5f0cae93abdd0f49067c1c5f09185d4ce495088d9
SHA512

8fe6a0ea0cf2c66a476f81d32069972ffa95d101fb721bf71c8013d53e1b3a26d5766314192837d694b2f8280dd618a97568f622b323dd66815ca0e52289b9f7
SSDEEP

12288:4ZGQdqOG+8JqydLqQSeCqsVK8kPRGO35N9mV8zXc6Z:4Z0HWjeCVVK8kP9N9oQf

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 2 IoCs

Processes:

rundll32.exe

flow pid process

3 2816 rundll32.exe
5 2816 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	2816	rundll32.exe
5	2816	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 1460 wrote to memory of 2816	1460	rundll32.exe	rundll32.exe
PID 1460 wrote to memory of 2816	1460	rundll32.exe	rundll32.exe
PID 1460 wrote to memory of 2816	1460	rundll32.exe	rundll32.exe
PID 1460 wrote to memory of 2816	1460	rundll32.exe	rundll32.exe
PID 1460 wrote to memory of 2816	1460	rundll32.exe	rundll32.exe
PID 1460 wrote to memory of 2816	1460	rundll32.exe	rundll32.exe
PID 1460 wrote to memory of 2816	1460	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3158668cf2a42e8c61e71a28a289d69_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1460

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3158668cf2a42e8c61e71a28a289d69_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2816

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/2816-0-0x00000000006F0000-0x0000000000824000-memory.dmp

Filesize
1.2MB

Download
memory/2816-2-0x00000000006F0000-0x0000000000824000-memory.dmp

Filesize
1.2MB

Download
memory/2816-4-0x00000000006F0000-0x0000000000824000-memory.dmp

Filesize
1.2MB

Download
memory/2816-6-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/2816-7-0x00000000006F0000-0x0000000000824000-memory.dmp

Filesize
1.2MB

Download
memory/2816-8-0x00000000006F0000-0x0000000000824000-memory.dmp

Filesize
1.2MB

Download
memory/2816-10-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download