dridex | aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42

Analysis

max time kernel
19s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
22/06/2021, 04:31

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General

Target
aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42.dll
Size 162KB
Sample210622-e2t3ltmwz6
SHA256 aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42
MD5 cfe3d90a2f73b5f920e427d0054bfeed
SHA1 15f037179abcffd5bb83725ae7baf03c4fc9415c
SHA512 1e69d9d54ba325497c95011532fe9c7e184d175eb896abb2a4ac10d608e528f53d8d7b781744bbf1e23b1b9e7df2ecc2db2b3b6db529eaf695d1599411c13179
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/4080-115-0x00000000755E0000-0x000000007560E000-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 3 IoCs

description	pid	Process	procid_target
PID 4064 wrote to memory of 4080	4064	rundll32.exe	43
PID 4064 wrote to memory of 4080	4064	rundll32.exe	43
PID 4064 wrote to memory of 4080	4064	rundll32.exe	43

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4080

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

Replay Monitor

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Downloads

memory/4080-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Download

memory/4080-117-0x0000000003210000-0x000000000335A000-memory.dmp