dridex | 68681415a776cc885eedfeb2999b49c561e2dbc93b144a8eaefaa19a17f3c3b0

Analysis

max time kernel
134s
max time network
139s
platform
windows10_x64
resource
win10-en-20210920
submitted
14-10-2021 14:53

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General

Target

68681415a776cc885eedfeb2999b49c561e2dbc93b144a8eaefaa19a17f3c3b0.dll
Size

664KB
MD5

eca6385623a6a20df205cf22de99372c
SHA1

03d0767e3bd278d2144a63c8a2e6cc27b93e5777
SHA256

68681415a776cc885eedfeb2999b49c561e2dbc93b144a8eaefaa19a17f3c3b0
SHA512

350ddc52ca862d58f2c17b0b89dde2be5cde8e437bb6e08f6a0681d576665d047cde1d660b05ec5330f4887f5e3959868dd2e699956b22b428b04915e6e7f507

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 1 IoCs

Processes:

rundll32.exe

flow pid process

46 3584 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
46	3584	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 2484 wrote to memory of 3584	2484	rundll32.exe	rundll32.exe
PID 2484 wrote to memory of 3584	2484	rundll32.exe	rundll32.exe
PID 2484 wrote to memory of 3584	2484	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\68681415a776cc885eedfeb2999b49c561e2dbc93b144a8eaefaa19a17f3c3b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2484

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\68681415a776cc885eedfeb2999b49c561e2dbc93b144a8eaefaa19a17f3c3b0.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:3584

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

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Downloads

memory/3584-115-0x0000000000000000-mapping.dmp

Download
memory/3584-116-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/3584-117-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/3584-118-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/3584-120-0x0000000002D20000-0x0000000002D21000-memory.dmp

Filesize
4KB

Download
memory/3584-121-0x0000000002D20000-0x0000000002D21000-memory.dmp

Filesize
4KB

Download
memory/3584-122-0x0000000002D20000-0x0000000002D21000-memory.dmp

Filesize
4KB

Download
memory/3584-1053-0x0000000002C00000-0x0000000002D4A000-memory.dmp

Filesize
1.3MB

Download