dridex | eb42e8a78b05ab4361538a2b01fb549ac1a1d2e68041971f78c7c79b65ea5eb1

Analysis

max time kernel
137s
max time network
140s
platform
windows10_x64
resource
win10v20210408
submitted
02/05/2021, 21:01

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General

Target
c3df0615_by_Libranalysis.dll
Size 162KB
Sample210502-e5tx26kb6x
SHA256 eb42e8a78b05ab4361538a2b01fb549ac1a1d2e68041971f78c7c79b65ea5eb1
MD5 c3df061530d11d3993339738747d8b5b
SHA1 d1717f29feccbc731dfebe40fa53e03e0332274a
SHA512 63ae893b49254b93ae756c45cf3493d8853c450560c04ebcf8c11350dff0ea06cd34f8196ccce66d87116dd899f46446388c433ce4dc444d1c071d14864353af
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/3700-115-0x0000000073A70000-0x0000000073A9E000-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 660 wrote to memory of 3700	660	rundll32.exe	71
PID 660 wrote to memory of 3700	660	rundll32.exe	71
PID 660 wrote to memory of 3700	660	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3df0615_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3df0615_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3700

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/3700-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

Download

memory/3700-117-0x0000000000760000-0x0000000000766000-memory.dmp