dridex | 6828e8b5d313ef79f2cddfeeaa5be8b82f7ce92d960ccad8310e53d5f2bbf774

Analysis

max time kernel
145s
max time network
147s
platform
windows10_x64
resource
win10v20210408
submitted
06/05/2021, 18:02

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General

Target
9c42cd1c_by_Libranalysis.dll
Size 158KB
Sample210506-e363npfmdj
SHA256 6828e8b5d313ef79f2cddfeeaa5be8b82f7ce92d960ccad8310e53d5f2bbf774
MD5 9c42cd1cfba1c8b02a8dcc329f065530
SHA1 326ab2934425e07c0f5d5da20a5e7e863d4e29c7
SHA512 676756bbbe53e3846f564e114beb2053a4194ba73ae720596d134c0c8c6b7f6a3dbf5c039c06815426fe29e36b0bc530a4fea0fafb75b61be918dd11a3a900ad
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/1184-115-0x00000000738F0000-0x000000007391D000-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 804 wrote to memory of 1184	804	rundll32.exe	70
PID 804 wrote to memory of 1184	804	rundll32.exe	70
PID 804 wrote to memory of 1184	804	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c42cd1c_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c42cd1c_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1184

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/1184-115-0x00000000738F0000-0x000000007391D000-memory.dmp

Download

memory/1184-117-0x0000000000E20000-0x0000000000E26000-memory.dmp