dridex | 6cf4dd7943e5129c83b258c660d61511a21dbe535a3d38f83db5a40d73c2785a

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
02-04-2024 03:04

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General

Target

81e4e0f2bb5f5355d15a0d85d35fef8d_JaffaCakes118.dll
Size

604KB
MD5

81e4e0f2bb5f5355d15a0d85d35fef8d
SHA1

d17a334fc6921193287842cbbd057483235d8112
SHA256

6cf4dd7943e5129c83b258c660d61511a21dbe535a3d38f83db5a40d73c2785a
SHA512

b60ebdeffb90d441f5fb25062c50ec1de35e21c2def9e1625c8b3b9ce4530b99c67c6d448d04345c0f3d4d447086c031934213eeace141c4943344c08036fabd
SSDEEP

12288:cuIBJhwMtjp4CqwqyaXPLAfx38TW9DiWUT2tq017JGoLbgW/1:zCb4wqyaDA5sTWiXT2tq07G2h/1

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 2756 rundll32.exe
5 2756 rundll32.exe
6 2756 rundll32.exe
7 2756 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	2756	rundll32.exe
5	2756	rundll32.exe
6	2756	rundll32.exe
7	2756	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 2028 wrote to memory of 2756	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2756	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2756	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2756	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2756	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2756	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2756	2028	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\81e4e0f2bb5f5355d15a0d85d35fef8d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2028

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\81e4e0f2bb5f5355d15a0d85d35fef8d_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2756

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/2756-0-0x0000000002100000-0x0000000002230000-memory.dmp

Filesize
1.2MB

Download
memory/2756-2-0x0000000002100000-0x0000000002230000-memory.dmp

Filesize
1.2MB

Download
memory/2756-4-0x0000000002100000-0x0000000002230000-memory.dmp

Filesize
1.2MB

Download
memory/2756-6-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/2756-3-0x0000000002100000-0x0000000002230000-memory.dmp

Filesize
1.2MB

Download
memory/2756-7-0x0000000002100000-0x0000000002230000-memory.dmp

Filesize
1.2MB

Download
memory/2756-9-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download