dridex | 7d624d81fddd3c30a6c156bf798eb31fc3c68868b83f71f3ffc4ab6e964e8f09

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 10:23

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General

Target

JaffaCakes118_516aad560fe2c549052bd0b2a221108a.dll
Size

608KB
MD5

516aad560fe2c549052bd0b2a221108a
SHA1

4821135bd444ce0efebd9d23ee27487d75b7d64f
SHA256

7d624d81fddd3c30a6c156bf798eb31fc3c68868b83f71f3ffc4ab6e964e8f09
SHA512

f84c2f3a5d75bcd345abe1c866caf5905076e8f53244b2ae0ede3ccf807205d82d20a9f28ba63e28bcc46e8087873e470e649614df56e27952719b9f405fbfd9
SSDEEP

12288:TZGQdqOGCoJqydLqQSeCqsVK8kPRGO35N9mVkzXc6:TZ0LWjeCVVK8kP9N9oo

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	2768	rundll32.exe
7	2768	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 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_516aad560fe2c549052bd0b2a221108a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_516aad560fe2c549052bd0b2a221108a.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2768

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

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Downloads

memory/2768-0-0x00000000003A0000-0x00000000004D4000-memory.dmp

Filesize
1.2MB

Download
memory/2768-2-0x00000000003A0000-0x00000000004D4000-memory.dmp

Filesize
1.2MB

Download
memory/2768-5-0x0000000000434000-0x000000000043A000-memory.dmp

Filesize
24KB

Download
memory/2768-6-0x00000000003A0000-0x00000000004D4000-memory.dmp

Filesize
1.2MB

Download
memory/2768-3-0x00000000003A0000-0x00000000004D4000-memory.dmp

Filesize
1.2MB

Download
memory/2768-7-0x00000000003A0000-0x00000000004D4000-memory.dmp

Filesize
1.2MB

Download
memory/2768-12-0x00000000003A0000-0x00000000004D4000-memory.dmp

Filesize
1.2MB

Download