dridex | ee1b2a10bde20ebef9de8f09cfb22c52e3146f6b4a5ad36cbf9ef402c01ba0e3

Analysis

max time kernel
60s
max time network
78s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 17:56

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General

Target
ee1b2a10bde20ebef9de8f09cfb22c52e3146f6b4a5ad36cbf9ef402c01ba0e3.dll
Size 208KB
Sample210317-w9ewfe3gla
SHA256 ee1b2a10bde20ebef9de8f09cfb22c52e3146f6b4a5ad36cbf9ef402c01ba0e3
MD5 aa2165934b3bc8f7895850ea72fc164f
SHA1 aeff11396d6abc1776ca5b5adf4433820eb43906
SHA512 b020767436ee1b8ede30d6860db5056af29e0611495712713d49dc50d2959d52d1921ceec4c0748dbe314c7db240bbc96898d8ac2a05e2e4a337899d1c8343ef
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/1100-5-0x00000000745C0000-0x00000000745F6000-memory.dmp	dridex_ldr
behavioral1/memory/1100-6-0x00000000745C0000-0x00000000745E1000-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 1884 wrote to memory of 1100	1884	rundll32.exe	25
PID 1884 wrote to memory of 1100	1884	rundll32.exe	25
PID 1884 wrote to memory of 1100	1884	rundll32.exe	25
PID 1884 wrote to memory of 1100	1884	rundll32.exe	25
PID 1884 wrote to memory of 1100	1884	rundll32.exe	25
PID 1884 wrote to memory of 1100	1884	rundll32.exe	25
PID 1884 wrote to memory of 1100	1884	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee1b2a10bde20ebef9de8f09cfb22c52e3146f6b4a5ad36cbf9ef402c01ba0e3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee1b2a10bde20ebef9de8f09cfb22c52e3146f6b4a5ad36cbf9ef402c01ba0e3.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1100

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/1100-3-0x0000000074D11000-0x0000000074D13000-memory.dmp

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memory/1100-4-0x00000000001F0000-0x00000000001F6000-memory.dmp

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memory/1100-5-0x00000000745C0000-0x00000000745F6000-memory.dmp

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memory/1100-6-0x00000000745C0000-0x00000000745E1000-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