dridex | 99c49f59b0141024adfbc38606251b4bef35d4fc033c95fe29cf50644372b59a

Analysis

max time kernel
25s
max time network
9s
platform
windows7_x64
resource
win7v20210410
submitted
22/05/2021, 06:04

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General

Target
1dd6fc8c_by_Libranalysis.dll
Size 162KB
Sample210522-bktbdshets
SHA256 99c49f59b0141024adfbc38606251b4bef35d4fc033c95fe29cf50644372b59a
MD5 1dd6fc8c542abd02c73f9c9ae13e2d81
SHA1 b9448c8c7ecb0784c8c3a88711c2f036e307f6a2
SHA512 cc9f5524aa40d229fddba41b09ee8733727247bc5602c4d8254b6a5d4447439bdb0bef288244a3ce9b245b3e852a99af72f17d035cbf313acc57180f898b295c
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/840-62-0x00000000752C0000-0x00000000752EE000-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 1200 wrote to memory of 840	1200	rundll32.exe	26
PID 1200 wrote to memory of 840	1200	rundll32.exe	26
PID 1200 wrote to memory of 840	1200	rundll32.exe	26
PID 1200 wrote to memory of 840	1200	rundll32.exe	26
PID 1200 wrote to memory of 840	1200	rundll32.exe	26
PID 1200 wrote to memory of 840	1200	rundll32.exe	26
PID 1200 wrote to memory of 840	1200	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1dd6fc8c_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1dd6fc8c_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:840

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/840-61-0x00000000768B1000-0x00000000768B3000-memory.dmp

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memory/840-62-0x00000000752C0000-0x00000000752EE000-memory.dmp

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memory/840-64-0x0000000000170000-0x0000000000176000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads