dridex | c8e27c916385d55094e5b71447f9a0e0080fb56c873b3761fd8f091bcef302db

Analysis

max time kernel
64s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 21:16

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General

Target
c8e27c916385d55094e5b71447f9a0e0080fb56c873b3761fd8f091bcef302db.dll
Size 162KB
Sample210415-andde42y3a
SHA256 c8e27c916385d55094e5b71447f9a0e0080fb56c873b3761fd8f091bcef302db
MD5 34d26c41dbfb6c939b9589f77a705a83
SHA1 715a7a9f5786391e26da5c7470c3ae42ed555638
SHA512 d046ea7b1a26ec4346c1e989a327059cf99b822f4602dd0e88b0d9e1357298ac340cd5eb8d3f98a9e2e24c17f247fcf1d5ef538270750c01372b624f82b2cef7
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/1276-115-0x0000000074260000-0x000000007428E000-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 1000 wrote to memory of 1276	1000	rundll32.exe	69
PID 1000 wrote to memory of 1276	1000	rundll32.exe	69
PID 1000 wrote to memory of 1276	1000	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8e27c916385d55094e5b71447f9a0e0080fb56c873b3761fd8f091bcef302db.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8e27c916385d55094e5b71447f9a0e0080fb56c873b3761fd8f091bcef302db.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1276

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/1276-115-0x0000000074260000-0x000000007428E000-memory.dmp

Download

memory/1276-117-0x0000000002F70000-0x000000000301E000-memory.dmp