dridex | abc2c61c2e9bd6d8a61ebeed800c2a6599817554abd0dc225f3ff3a3ad23893e

Analysis

max time kernel
19s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
21/04/2021, 11:28

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General

Target
abc2c61c2e9bd6d8a61ebeed800c2a6599817554abd0dc225f3ff3a3ad23893e.dll
Size 162KB
Sample210421-bvgyzhbbjs
SHA256 abc2c61c2e9bd6d8a61ebeed800c2a6599817554abd0dc225f3ff3a3ad23893e
MD5 242c0a92c9db96a4610fa3bc2797841b
SHA1 84146952ba9bedbcb4c8e5fc737f24c09588c815
SHA512 b6d95527b80c17dabca3bf5c26305a248817d5a0e7848a21986630f8238f6e80f46de7432fa36b9e8c68ffb0c9564292133e755acf274f7c1bba41f268c364ec
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/3140-115-0x00000000736B0000-0x00000000736DE000-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 3680 wrote to memory of 3140	3680	rundll32.exe	20
PID 3680 wrote to memory of 3140	3680	rundll32.exe	20
PID 3680 wrote to memory of 3140	3680	rundll32.exe	20

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\abc2c61c2e9bd6d8a61ebeed800c2a6599817554abd0dc225f3ff3a3ad23893e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\abc2c61c2e9bd6d8a61ebeed800c2a6599817554abd0dc225f3ff3a3ad23893e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3140

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/3140-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/3140-117-0x0000000004B20000-0x0000000004B26000-memory.dmp