dridex | c7f835c3ab5c441d597368f74876ceb6bbf586f0377a03390f77d7f28b43d6da

Analysis

max time kernel
143s
max time network
148s
platform
windows10_x64
resource
win10v20210410
submitted
29/04/2021, 05:41

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General

Target
956fc501_by_Libranalysis.dll
Size 162KB
Sample210429-d4ar61kdmn
SHA256 c7f835c3ab5c441d597368f74876ceb6bbf586f0377a03390f77d7f28b43d6da
MD5 956fc501b969d35127df5523325f7ae9
SHA1 0031c5eb67acf5dd694e4a426737cbc09b73b437
SHA512 0b8d206b3abbb35e5cd7cb9f26d3ce5dc08dd0a850be038a97e8a05d25aec650ca073415dc7bed1c909f045b7cdf42c1c0c0255bb6e28b81436713fbf3e360f7
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/3096-115-0x0000000074480000-0x00000000744AE000-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 4024 wrote to memory of 3096	4024	rundll32.exe	25
PID 4024 wrote to memory of 3096	4024	rundll32.exe	25
PID 4024 wrote to memory of 3096	4024	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\956fc501_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\956fc501_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3096

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/3096-115-0x0000000074480000-0x00000000744AE000-memory.dmp

Download

memory/3096-117-0x00000000007C0000-0x00000000007C6000-memory.dmp