dridex | ee62bad06fdf00351c20363e476adab1d1a962e41a4afbbc90c2b8dd6966042a

Analysis

max time kernel
75s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
03/05/2021, 00:01

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General

Target
5b3088af_by_Libranalysis.dll
Size 162KB
Sample210503-ewk6561fqs
SHA256 ee62bad06fdf00351c20363e476adab1d1a962e41a4afbbc90c2b8dd6966042a
MD5 5b3088af2fb077496e0deaa695ec99c2
SHA1 f9c8f74fcd0c516e687649273f690947499aa89b
SHA512 5c5761b88515e331d0fef6aff189885d8f870d045e19237d025e037145dd132f2b26ce8efa9edb5add4336af9ef162e17224c60757f61eae3718ab0b3a9ce6f8
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/1556-115-0x0000000074310000-0x000000007433E000-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 800 wrote to memory of 1556	800	rundll32.exe	70
PID 800 wrote to memory of 1556	800	rundll32.exe	70
PID 800 wrote to memory of 1556	800	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b3088af_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b3088af_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1556

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/1556-115-0x0000000074310000-0x000000007433E000-memory.dmp

Download

memory/1556-117-0x0000000000CD0000-0x0000000000CD6000-memory.dmp