dridex | f4aaca975059e9bd029b5f7b0e7089eef5422aae9c676ab160467ef3424afd2b

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
16/07/2024, 16:34

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General

Target

4f2a2098a3f8ce01df8d3deac6acb19f_JaffaCakes118.dll
Size

920KB
MD5

4f2a2098a3f8ce01df8d3deac6acb19f
SHA1

273296690446da612a4aa574513ccb8abeed8d49
SHA256

f4aaca975059e9bd029b5f7b0e7089eef5422aae9c676ab160467ef3424afd2b
SHA512

d89e4ec64339afde208003802c476440bc0c5b06c5b8f6d323c1605f091ce87a5232c52c7eaf6793deef5841b703bc72b99c88a0be12a86360f6c3b3e9a44cd1
SSDEEP

24576:WVWfnaVoffEQmyO378WTkvEKT9Hgce1BHbo+Cm:4uaq34yDWTkvvT9Hgdbo+C

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

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

flow	pid	Process
3	1048	rundll32.exe
5	1048	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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 1048	2232	rundll32.exe	31
PID 2232 wrote to memory of 1048	2232	rundll32.exe	31
PID 2232 wrote to memory of 1048	2232	rundll32.exe	31
PID 2232 wrote to memory of 1048	2232	rundll32.exe	31
PID 2232 wrote to memory of 1048	2232	rundll32.exe	31
PID 2232 wrote to memory of 1048	2232	rundll32.exe	31
PID 2232 wrote to memory of 1048	2232	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f2a2098a3f8ce01df8d3deac6acb19f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f2a2098a3f8ce01df8d3deac6acb19f_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:1048

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1048-0-0x0000000074EF0000-0x0000000075031000-memory.dmp

Filesize
1.3MB

Download
memory/1048-3-0x0000000074EF0000-0x0000000075031000-memory.dmp

Filesize
1.3MB

Download
memory/1048-2-0x0000000074FD5000-0x0000000074FD9000-memory.dmp

Filesize
16KB

Download
memory/1048-4-0x0000000074EF0000-0x0000000075031000-memory.dmp

Filesize
1.3MB

Download