dridex | 04530710f09482496033a83c77cab495857dd6b30ec88f2a67bbf415d6074487

Analysis

max time kernel
127s
max time network
131s
platform
windows10_x64
resource
win10-en-20210920
submitted
14-10-2021 07:03

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General

Target

04530710f09482496033a83c77cab495857dd6b30ec88f2a67bbf415d6074487.dll
Size

608KB
MD5

670ad11f7df599e2fedca6b30791369a
SHA1

742e8ce283604cacc1c64834af7f6f6f49e0c950
SHA256

04530710f09482496033a83c77cab495857dd6b30ec88f2a67bbf415d6074487
SHA512

dea98594280cdbb391c2e551508b451cb87b312c4d08c708581447d477e7b815dc352658a1bfcd4003f0b6a8a42c4a12507b4142b95c2849348a5639cd85eaa8

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
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

30 3280 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
30	3280	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2212 wrote to memory of 3280	2212	rundll32.exe	rundll32.exe
PID 2212 wrote to memory of 3280	2212	rundll32.exe	rundll32.exe
PID 2212 wrote to memory of 3280	2212	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04530710f09482496033a83c77cab495857dd6b30ec88f2a67bbf415d6074487.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04530710f09482496033a83c77cab495857dd6b30ec88f2a67bbf415d6074487.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:3280

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3280-115-0x0000000000000000-mapping.dmp

Download
memory/3280-116-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/3280-118-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/3280-117-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/3280-120-0x0000000004360000-0x0000000004361000-memory.dmp

Filesize
4KB

Download
memory/3280-121-0x0000000004360000-0x0000000004361000-memory.dmp

Filesize
4KB

Download
memory/3280-122-0x0000000004360000-0x0000000004361000-memory.dmp

Filesize
4KB

Download
memory/3280-192-0x0000000004350000-0x0000000004351000-memory.dmp

Filesize
4KB

Download