dridex | a41013aa5b103e8db7d3afb55358ba2a822358a32fa2c35cda53e577b7cf875f

Analysis

max time kernel
140s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 12:24

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General

Target

JaffaCakes118_6511df1bc36a005dde9aeca27924c065.dll
Size

608KB
MD5

6511df1bc36a005dde9aeca27924c065
SHA1

ba4b1e0ac9a1629d707b5cfdb9403c69edf9a1cd
SHA256

a41013aa5b103e8db7d3afb55358ba2a822358a32fa2c35cda53e577b7cf875f
SHA512

4752afda68fbdfa6d0c728ccc979576d80e72c6021839d927d84c26a16cfaa8a3bdb0230034fc31770baa47499b5ddf93da95f88a3a6ce8cdcd0f1ec03d4084e
SSDEEP

12288:NZGQdqOGBLJqydLqQSeCqsVK8kPRGO35N9mVTzXc6:NZ0VWjeCVVK8kP9N9oX

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	2308	rundll32.exe
7	2308	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 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6511df1bc36a005dde9aeca27924c065.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6511df1bc36a005dde9aeca27924c065.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2308

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/2308-0-0x0000000000570000-0x00000000006A4000-memory.dmp

Filesize
1.2MB

Download
memory/2308-2-0x0000000000570000-0x00000000006A4000-memory.dmp

Filesize
1.2MB

Download
memory/2308-3-0x0000000000570000-0x00000000006A4000-memory.dmp

Filesize
1.2MB

Download
memory/2308-6-0x0000000000570000-0x00000000006A4000-memory.dmp

Filesize
1.2MB

Download
memory/2308-5-0x0000000000604000-0x000000000060A000-memory.dmp

Filesize
24KB

Download
memory/2308-7-0x0000000000570000-0x00000000006A4000-memory.dmp

Filesize
1.2MB

Download
memory/2308-11-0x0000000000570000-0x00000000006A4000-memory.dmp

Filesize
1.2MB

Download