dridex | 9fb76dd2f885e571d67ed6c4c7f8521917fb40272a72a4457c8b8baa58a497fa

Analysis

max time kernel
122s
max time network
125s
platform
windows10_x64
resource
win10v20210410
submitted
23/05/2021, 10:01

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General

Target
2447ae6f_by_Libranalysis.dll
Size 162KB
Sample210523-k4ey8bc286
SHA256 9fb76dd2f885e571d67ed6c4c7f8521917fb40272a72a4457c8b8baa58a497fa
MD5 2447ae6f2b9958c771ab4e5e7d20271b
SHA1 6b19c69a2539c00ea10d129f2a259050f43c3b4b
SHA512 64f0ccdf48c4e26189eaf6399575d1bcbe2ef4039af351baa81c25b06ed94457ec79b7c5504e360d547fc97bd3e4b01a760503dd5647c6fb01cb5c25f8c638b5
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/2220-115-0x00000000736B0000-0x00000000736DE000-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 3680 wrote to memory of 2220	3680	rundll32.exe	71
PID 3680 wrote to memory of 2220	3680	rundll32.exe	71
PID 3680 wrote to memory of 2220	3680	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2447ae6f_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2447ae6f_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2220

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/2220-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/2220-117-0x00000000011F0000-0x00000000011F6000-memory.dmp