dridex | 1be6748eddf875f17d4518b4973762eb006121cb3386d3a3bfd1f1c24e90ad85

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 22:09

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General

Target

JaffaCakes118_3a171db9b77b09f0232f440a994f5d35.dll
Size

608KB
MD5

3a171db9b77b09f0232f440a994f5d35
SHA1

e4214e21dad077bf0894f52cff574520683d5c61
SHA256

1be6748eddf875f17d4518b4973762eb006121cb3386d3a3bfd1f1c24e90ad85
SHA512

85ab34c6ee1f2f083470a3ea9b863fdd4ff6e09feece8d2032ec900758cf82506c5e04c8cbbdb4db2b29f2da753a580cfa8cad86abc2efb9d910a9fe88ff3c7a
SSDEEP

12288:RZGQdqOGkPJqydLqQSeCqsVK8kPRGO35N9mVzzXc6:RZ0aWjeCVVK8kP9N9o3

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
Dridex family
dridex

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	1996	rundll32.exe
7	1996	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

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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 1996	2292	rundll32.exe	28
PID 2292 wrote to memory of 1996	2292	rundll32.exe	28
PID 2292 wrote to memory of 1996	2292	rundll32.exe	28
PID 2292 wrote to memory of 1996	2292	rundll32.exe	28
PID 2292 wrote to memory of 1996	2292	rundll32.exe	28
PID 2292 wrote to memory of 1996	2292	rundll32.exe	28
PID 2292 wrote to memory of 1996	2292	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a171db9b77b09f0232f440a994f5d35.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a171db9b77b09f0232f440a994f5d35.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1996

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1996-0-0x0000000000440000-0x0000000000574000-memory.dmp

Filesize
1.2MB

Download
memory/1996-2-0x0000000000440000-0x0000000000574000-memory.dmp

Filesize
1.2MB

Download
memory/1996-3-0x0000000000440000-0x0000000000574000-memory.dmp

Filesize
1.2MB

Download
memory/1996-6-0x0000000000440000-0x0000000000574000-memory.dmp

Filesize
1.2MB

Download
memory/1996-5-0x00000000004D4000-0x00000000004DA000-memory.dmp

Filesize
24KB

Download
memory/1996-7-0x0000000000440000-0x0000000000574000-memory.dmp

Filesize
1.2MB

Download
memory/1996-12-0x0000000000440000-0x0000000000574000-memory.dmp

Filesize
1.2MB

Download