dridex | 091f63655f1228f989fc89cd01925e9bf36429bfc311dff54a7753cbaddd1009

Analysis

max time kernel
28s
max time network
13s
platform
windows7_x64
resource
win7v20210410
submitted
09/05/2021, 10:02

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General

Target
cb3f67c0_by_Libranalysis.dll
Size 162KB
Sample210509-vbw4mkby8s
SHA256 091f63655f1228f989fc89cd01925e9bf36429bfc311dff54a7753cbaddd1009
MD5 cb3f67c062b5d97743f9a6e5307385b8
SHA1 5605deeed2ca18cba087d5b368c2fb96010d3b52
SHA512 226848812b79db984955233b0c9b746d6a5c23a8c36cecb2c306cd600e568c836484ff076d3b247fee3c3da4b17f082c3eef76e8f8f555885bb7229661ce4b0b
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
behavioral1/memory/2012-62-0x00000000754B0000-0x00000000754DE000-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 7 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 2012	1104	rundll32.exe	26
PID 1104 wrote to memory of 2012	1104	rundll32.exe	26
PID 1104 wrote to memory of 2012	1104	rundll32.exe	26
PID 1104 wrote to memory of 2012	1104	rundll32.exe	26
PID 1104 wrote to memory of 2012	1104	rundll32.exe	26
PID 1104 wrote to memory of 2012	1104	rundll32.exe	26
PID 1104 wrote to memory of 2012	1104	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cb3f67c0_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cb3f67c0_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2012

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

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Downloads

memory/2012-61-0x0000000076E11000-0x0000000076E13000-memory.dmp

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memory/2012-62-0x00000000754B0000-0x00000000754DE000-memory.dmp

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memory/2012-64-0x0000000000180000-0x0000000000186000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads