dridex | 23daad9313cedfcdaefb47b82d937083b3a4f07d6a8c7ed478988bd5d2fc1ed2

Analysis

max time kernel
57s
max time network
9s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 18:02

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General

Target
23daad9313cedfcdaefb47b82d937083b3a4f07d6a8c7ed478988bd5d2fc1ed2.dll
Size 208KB
Sample210317-b3gpqcdqfe
SHA256 23daad9313cedfcdaefb47b82d937083b3a4f07d6a8c7ed478988bd5d2fc1ed2
MD5 ec8c23b86876124e55beaa16dcd6b25b
SHA1 c0293bccdc43cad7fcaa291aa29fd00bff2ba00e
SHA512 468fe0d87ed04dcd64d65ed3d98b07d200059d8cbf82f0fae17e049701fd1d663af4d8a41ba0a917496026490c1d76b18a072fa43ab56f365267ecf540ea3069
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/1972-4-0x0000000075340000-0x0000000075376000-memory.dmp	dridex_ldr
behavioral1/memory/1972-6-0x0000000075340000-0x0000000075361000-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 1684 wrote to memory of 1972	1684	rundll32.exe	26
PID 1684 wrote to memory of 1972	1684	rundll32.exe	26
PID 1684 wrote to memory of 1972	1684	rundll32.exe	26
PID 1684 wrote to memory of 1972	1684	rundll32.exe	26
PID 1684 wrote to memory of 1972	1684	rundll32.exe	26
PID 1684 wrote to memory of 1972	1684	rundll32.exe	26
PID 1684 wrote to memory of 1972	1684	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\23daad9313cedfcdaefb47b82d937083b3a4f07d6a8c7ed478988bd5d2fc1ed2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\23daad9313cedfcdaefb47b82d937083b3a4f07d6a8c7ed478988bd5d2fc1ed2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1972

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/1972-3-0x00000000756A1000-0x00000000756A3000-memory.dmp

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memory/1972-4-0x0000000075340000-0x0000000075376000-memory.dmp

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memory/1972-5-0x0000000000180000-0x0000000000186000-memory.dmp

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memory/1972-6-0x0000000075340000-0x0000000075361000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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