dridex | 2907f9f495873d75fb9c452870b74497daaa3d03dca8abbb56aa542ad5161f7b

Analysis

max time kernel
141s
max time network
142s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 22:14

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General

Target
2907f9f495873d75fb9c452870b74497daaa3d03dca8abbb56aa542ad5161f7b.dll
Size 162KB
Sample210419-kvabehll8e
SHA256 2907f9f495873d75fb9c452870b74497daaa3d03dca8abbb56aa542ad5161f7b
MD5 f6e67161ef185519f170bdb7a09ee6ef
SHA1 282aec9de5b3c362fee75b59a1b8a2c293feb5ce
SHA512 e7ab56594574d83b9cf8f0618d9d54037be696a5abd0a408c7a84bbccb08b0f1b0821fb14fc61fefd869dc2fe0b890b00b9a1074cc547918b881edf858d235b6
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/4028-115-0x0000000073A70000-0x0000000073A9E000-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 3872 wrote to memory of 4028	3872	rundll32.exe	69
PID 3872 wrote to memory of 4028	3872	rundll32.exe	69
PID 3872 wrote to memory of 4028	3872	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2907f9f495873d75fb9c452870b74497daaa3d03dca8abbb56aa542ad5161f7b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2907f9f495873d75fb9c452870b74497daaa3d03dca8abbb56aa542ad5161f7b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4028

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/4028-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

Download

memory/4028-117-0x0000000002DA0000-0x0000000002DA6000-memory.dmp