dridex | d2c5efefe269679856cd23b5684ba653b73f8d4e6f7bab499bd35385e225c3e4

Analysis

max time kernel
28s
max time network
54s
platform
windows7_x64
resource
win7v20210408
submitted
23/05/2021, 16:03

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General

Target
ec76b067_by_Libranalysis.dll
Size 162KB
Sample210523-eqev6fclye
SHA256 d2c5efefe269679856cd23b5684ba653b73f8d4e6f7bab499bd35385e225c3e4
MD5 ec76b0676f73942547473d9bb7b094d6
SHA1 b032cccd7b1b00676d18f7c95cc9f275ed583918
SHA512 96f5c895e4abe215a79a8cec7488293e74c5c6173e76a677343e7ed1fd9d4ccd1c539e1ef7e300766018ca968b195436a31c789d31cfe94576d2dc1208d7db15
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/1736-62-0x0000000075070000-0x000000007509E000-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 1248 wrote to memory of 1736	1248	rundll32.exe	25
PID 1248 wrote to memory of 1736	1248	rundll32.exe	25
PID 1248 wrote to memory of 1736	1248	rundll32.exe	25
PID 1248 wrote to memory of 1736	1248	rundll32.exe	25
PID 1248 wrote to memory of 1736	1248	rundll32.exe	25
PID 1248 wrote to memory of 1736	1248	rundll32.exe	25
PID 1248 wrote to memory of 1736	1248	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec76b067_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec76b067_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1736

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/1736-61-0x00000000769B1000-0x00000000769B3000-memory.dmp

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memory/1736-62-0x0000000075070000-0x000000007509E000-memory.dmp

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memory/1736-64-0x0000000000180000-0x0000000000186000-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