dridex | c3f3bbba8db42b205e4a51fadb9f218de97e870245cbe53213a6e92c4dc8e2c2

Analysis

max time kernel
28s
max time network
10s
platform
windows7_x64
resource
win7v20210408
submitted
18/04/2021, 06:29

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General

Target
c3f3bbba8db42b205e4a51fadb9f218de97e870245cbe53213a6e92c4dc8e2c2.dll
Size 162KB
Sample210418-76e72ym9ln
SHA256 c3f3bbba8db42b205e4a51fadb9f218de97e870245cbe53213a6e92c4dc8e2c2
MD5 8344b58c6418fc50d721666956ab44c6
SHA1 e6ca30f7bf1ba1468a3f60969223ef91f50902b2
SHA512 d1ee9d03c79f0a3dd4a9f9b882d13d706b985061a91feaf51c1c7ea5fe677a6660d6a0a12f15abe5930b2f83614f8b5bcd6d361ae2876e931f993916681dfb8c
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2008-62-0x0000000075290000-0x00000000752BE000-memory.dmp	dridex_ldr

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 1684 wrote to memory of 2008	1684	rundll32.exe	25
PID 1684 wrote to memory of 2008	1684	rundll32.exe	25
PID 1684 wrote to memory of 2008	1684	rundll32.exe	25
PID 1684 wrote to memory of 2008	1684	rundll32.exe	25
PID 1684 wrote to memory of 2008	1684	rundll32.exe	25
PID 1684 wrote to memory of 2008	1684	rundll32.exe	25
PID 1684 wrote to memory of 2008	1684	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3f3bbba8db42b205e4a51fadb9f218de97e870245cbe53213a6e92c4dc8e2c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3f3bbba8db42b205e4a51fadb9f218de97e870245cbe53213a6e92c4dc8e2c2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2008

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2008-61-0x0000000075B31000-0x0000000075B33000-memory.dmp

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memory/2008-62-0x0000000075290000-0x00000000752BE000-memory.dmp

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memory/2008-64-0x0000000000180000-0x0000000000186000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads