dridex | 1ae08a6dc799d5330dce5e1a5919d17417cb7df12148b8cd0fd6c038d27e9dd1

Analysis

max time kernel
92s
max time network
91s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 19:54

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General

Target
1ae08a6dc799d5330dce5e1a5919d17417cb7df12148b8cd0fd6c038d27e9dd1.dll
Size 208KB
Sample210317-ctgezca152
SHA256 1ae08a6dc799d5330dce5e1a5919d17417cb7df12148b8cd0fd6c038d27e9dd1
MD5 1ad5521ec7c9d048b9138f9a29506c72
SHA1 b92f4b8631a17a1827df941d72d35a6c4ddfc900
SHA512 be4edcd85b67895406ab54b000e76fb913dce28a3a5304bf734c4fe8fac41e5a5137725db0517134ac66dc46cf405128bf0725153aaf387ed8693243b8a5af60
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/1332-4-0x0000000074680000-0x00000000746B6000-memory.dmp	dridex_ldr
behavioral1/memory/1332-6-0x0000000074680000-0x00000000746A1000-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 308 wrote to memory of 1332	308	rundll32.exe	25
PID 308 wrote to memory of 1332	308	rundll32.exe	25
PID 308 wrote to memory of 1332	308	rundll32.exe	25
PID 308 wrote to memory of 1332	308	rundll32.exe	25
PID 308 wrote to memory of 1332	308	rundll32.exe	25
PID 308 wrote to memory of 1332	308	rundll32.exe	25
PID 308 wrote to memory of 1332	308	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ae08a6dc799d5330dce5e1a5919d17417cb7df12148b8cd0fd6c038d27e9dd1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ae08a6dc799d5330dce5e1a5919d17417cb7df12148b8cd0fd6c038d27e9dd1.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1332

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/1332-3-0x0000000075C61000-0x0000000075C63000-memory.dmp

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memory/1332-4-0x0000000074680000-0x00000000746B6000-memory.dmp

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memory/1332-5-0x00000000001C0000-0x00000000001C6000-memory.dmp

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memory/1332-6-0x0000000074680000-0x00000000746A1000-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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Downloads