dridex | 0cd65ffe5b6a42fe9cc25e392a9b2d82fc012b8ce54851c5e3081cd504d2e4c4

Analysis

max time kernel
139s
max time network
140s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 09:43

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General

Target
0cd65ffe5b6a42fe9cc25e392a9b2d82fc012b8ce54851c5e3081cd504d2e4c4.dll
Size 162KB
Sample210419-3lsqtznl6a
SHA256 0cd65ffe5b6a42fe9cc25e392a9b2d82fc012b8ce54851c5e3081cd504d2e4c4
MD5 2d64b738be34231fb17d3e4a1c1fcff8
SHA1 0e36d5c5e2ffc83cbcbea837def6a273018e5a1e
SHA512 755148045db5e074868994364c2274d406b735c6f37d3a1269bdef4ab15f5124fb26db39583e1fec2de48928455fc4526cf4804395583f0870e74dce695b122a
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/2800-115-0x0000000073990000-0x00000000739BE000-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 1456 wrote to memory of 2800	1456	rundll32.exe	71
PID 1456 wrote to memory of 2800	1456	rundll32.exe	71
PID 1456 wrote to memory of 2800	1456	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0cd65ffe5b6a42fe9cc25e392a9b2d82fc012b8ce54851c5e3081cd504d2e4c4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0cd65ffe5b6a42fe9cc25e392a9b2d82fc012b8ce54851c5e3081cd504d2e4c4.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2800

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/2800-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Download

memory/2800-117-0x0000000000B70000-0x0000000000B76000-memory.dmp