dridex | f3344a18a1faec25efb29fdfc7d89545ba6d4155d5d54fc3a91b1d6dcbc572d8

Analysis

max time kernel
30s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 22:02

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General

Target
ab6e901c_by_Libranalysis.dll
Size 162KB
Sample210503-9pky5ge28e
SHA256 f3344a18a1faec25efb29fdfc7d89545ba6d4155d5d54fc3a91b1d6dcbc572d8
MD5 ab6e901c37fee692b20a6ccf14534e73
SHA1 45e4d70dd74f8db33b9c61c169727fbc7312111e
SHA512 3082179917fff2a4fc916d425da35d5e61bc489a726cb082f302eb4d287a2b8b0dc915a87d46b17e2ce955a586ff182ec35107575c1662f942138152b9b44a2b
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
behavioral2/memory/4072-115-0x0000000073EE0000-0x0000000073F0E000-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 3624 wrote to memory of 4072	3624	rundll32.exe	53
PID 3624 wrote to memory of 4072	3624	rundll32.exe	53
PID 3624 wrote to memory of 4072	3624	rundll32.exe	53

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab6e901c_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab6e901c_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4072

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/4072-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/4072-117-0x0000000002A00000-0x0000000002B4A000-memory.dmp