dridex | bceef8793fb6e6937ba6732af189a2fc88e7bad709683aa941dfd0f0e123e3d3

Analysis

max time kernel
66s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
12/05/2021, 13:02

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General

Target
65e41f56_by_Libranalysis.dll
Size 158KB
Sample210512-tecw4v4cds
SHA256 bceef8793fb6e6937ba6732af189a2fc88e7bad709683aa941dfd0f0e123e3d3
MD5 65e41f567c49d5775e51d15529b14fe2
SHA1 a908db91a7003e599a18b0e1c6678b21dcc798fc
SHA512 128c142dbc91b3ac59156231f4e954ec238f017ff35f95b15f0e5f29a65b6859d2617e3cc64cab03fba03a628accd655127dd0cd40d15de054e814f7cfdad216
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/4088-115-0x0000000074260000-0x000000007428D000-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 64 wrote to memory of 4088	64	rundll32.exe	71
PID 64 wrote to memory of 4088	64	rundll32.exe	71
PID 64 wrote to memory of 4088	64	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\65e41f56_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:64
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\65e41f56_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4088

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/4088-115-0x0000000074260000-0x000000007428D000-memory.dmp

Download

memory/4088-117-0x0000000000B70000-0x0000000000B76000-memory.dmp