dridex | 8dda2c3e8f80505d2ae299ae7d3e25fc80dca75bfd29cf790e3b119024c287a2

Analysis

max time kernel
31s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
03/05/2021, 01:02

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General

Target
cbe583ad_by_Libranalysis.dll
Size 162KB
Sample210503-dc5faqf4qs
SHA256 8dda2c3e8f80505d2ae299ae7d3e25fc80dca75bfd29cf790e3b119024c287a2
MD5 cbe583ad097f25e37b190a8aeae22e99
SHA1 8a87f133ef44a646db4dc49698b995d498838717
SHA512 20823e8a580df215d763121dd9d2cf3e0375032a1783282a3dacf0551416f62aef3a243a98169706d667390d7ebe0d04d1ad089853483389ead2ad1af38d4f93
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/4940-115-0x0000000073880000-0x00000000738AE000-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 4808 wrote to memory of 4940	4808	rundll32.exe	71
PID 4808 wrote to memory of 4940	4808	rundll32.exe	71
PID 4808 wrote to memory of 4940	4808	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cbe583ad_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cbe583ad_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4940

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/4940-115-0x0000000073880000-0x00000000738AE000-memory.dmp

Download

memory/4940-117-0x0000000001100000-0x0000000001106000-memory.dmp