dridex | 1e015d1cc444d8a2ff5312fc9fb1a9684a82d33fa0d3fed28e097c852c753392

Analysis

max time kernel
148s
max time network
148s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 06:40

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General

Target
2fd5ca52_by_Libranalysis.dll
Size 162KB
Sample210429-gre743mlga
SHA256 1e015d1cc444d8a2ff5312fc9fb1a9684a82d33fa0d3fed28e097c852c753392
MD5 2fd5ca5268167be7ef3d07132c078f26
SHA1 d7212c4310b7b23732de3aba0124a894d001a083
SHA512 01f4cf974a958bfec2cfd2f68b2b0787b8a6a3e7a14be0f1a3c051052f2579256271343f4ddb1a91cc920bf2891cf3e27d6d634ee793563140729ef9b6fbc402
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/1844-115-0x0000000073990000-0x00000000739BE000-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 1844	1456	rundll32.exe	69
PID 1456 wrote to memory of 1844	1456	rundll32.exe	69
PID 1456 wrote to memory of 1844	1456	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fd5ca52_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fd5ca52_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1844

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/1844-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Download

memory/1844-117-0x0000000000530000-0x0000000000536000-memory.dmp