dridex | 5a88d1900129852526c896bec4055db283372e80c9fed1906bf8ced25729e86a

Analysis

max time kernel
142s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
06-05-2024 17:28

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General

Target

xeamfe0p7.jpg.dll
Size

664KB
MD5

6f4d3fe1df77dea5ecca8eb2f98e4479
SHA1

df265d1b432f1cd6e41ddd55661711abc3032fd3
SHA256

5a88d1900129852526c896bec4055db283372e80c9fed1906bf8ced25729e86a
SHA512

9cd209d038299ca5b1c24d2a7d04b7057caa87f593fc8b369e8a51e45f23a9aefbfbe42922fa3e7a0d853869ccbe09f326a40dee262e05b645a20299ed771877
SSDEEP

12288:B/0Qzqf0eWi48uM+6TFKywVt6PbEYU0eyJTT/Mu9oV01uYoaEP:B0zhWhn6TFKywvCbEOxDMu9oyMaEP

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

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 2 IoCs

Processes:

rundll32.exe

flow pid process

3 2900 rundll32.exe
5 2900 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	2900	rundll32.exe
5	2900	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 2888 wrote to memory of 2900	2888	rundll32.exe	rundll32.exe
PID 2888 wrote to memory of 2900	2888	rundll32.exe	rundll32.exe
PID 2888 wrote to memory of 2900	2888	rundll32.exe	rundll32.exe
PID 2888 wrote to memory of 2900	2888	rundll32.exe	rundll32.exe
PID 2888 wrote to memory of 2900	2888	rundll32.exe	rundll32.exe
PID 2888 wrote to memory of 2900	2888	rundll32.exe	rundll32.exe
PID 2888 wrote to memory of 2900	2888	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\xeamfe0p7.jpg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\xeamfe0p7.jpg.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:2900

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/2900-0-0x0000000001E20000-0x0000000001F5C000-memory.dmp

Filesize
1.2MB

Download
memory/2900-2-0x0000000001E20000-0x0000000001F5C000-memory.dmp

Filesize
1.2MB

Download
memory/2900-3-0x0000000001E20000-0x0000000001F5C000-memory.dmp

Filesize
1.2MB

Download
memory/2900-7-0x0000000001E20000-0x0000000001F5C000-memory.dmp

Filesize
1.2MB

Download
memory/2900-6-0x0000000001EC2000-0x0000000001EC8000-memory.dmp

Filesize
24KB

Download
memory/2900-8-0x0000000001E20000-0x0000000001F5C000-memory.dmp

Filesize
1.2MB

Download