dridex | b493e1ca0a67a384383498ddca4914537b781ba2a128cd90948a7ec742022ee7

Analysis

max time kernel
61s
max time network
88s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 20:26

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General

Target
b493e1ca0a67a384383498ddca4914537b781ba2a128cd90948a7ec742022ee7.dll
Size 208KB
Sample210317-e2jawlwsna
SHA256 b493e1ca0a67a384383498ddca4914537b781ba2a128cd90948a7ec742022ee7
MD5 94f48e80fad8251283bc071e1355326f
SHA1 c85ab20e21549a8ae143c90ac673fd5a98516c9c
SHA512 3a056bdc21f6555aa23ce46eb74e94314e4aebd88169e5d4389b344a26ab35db2593c282480bef4bf3ce9b6facc3f3bdf476986b4f2822e8aa3363776376aece
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1272-4-0x0000000074AC0000-0x0000000074AF6000-memory.dmp	dridex_ldr
behavioral1/memory/1272-6-0x0000000074AC0000-0x0000000074AE1000-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 1812 wrote to memory of 1272	1812	rundll32.exe	25
PID 1812 wrote to memory of 1272	1812	rundll32.exe	25
PID 1812 wrote to memory of 1272	1812	rundll32.exe	25
PID 1812 wrote to memory of 1272	1812	rundll32.exe	25
PID 1812 wrote to memory of 1272	1812	rundll32.exe	25
PID 1812 wrote to memory of 1272	1812	rundll32.exe	25
PID 1812 wrote to memory of 1272	1812	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b493e1ca0a67a384383498ddca4914537b781ba2a128cd90948a7ec742022ee7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b493e1ca0a67a384383498ddca4914537b781ba2a128cd90948a7ec742022ee7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1272

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/1272-3-0x0000000076241000-0x0000000076243000-memory.dmp

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memory/1272-4-0x0000000074AC0000-0x0000000074AF6000-memory.dmp

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memory/1272-5-0x0000000000140000-0x0000000000146000-memory.dmp

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memory/1272-6-0x0000000074AC0000-0x0000000074AE1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads