dridex | 2ed89a03b2c806524f844fe62a2e675475d2a54470fa3a5fd5eb17f108f59d1b

Analysis

max time kernel
25s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 15:11

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General

Target
2ed89a03b2c806524f844fe62a2e675475d2a54470fa3a5fd5eb17f108f59d1b.dll
Size 162KB
Sample210419-9agvbhh8ae
SHA256 2ed89a03b2c806524f844fe62a2e675475d2a54470fa3a5fd5eb17f108f59d1b
MD5 28bda1b94d2f5c6f0f40a6946fb4c44b
SHA1 6f0a23daae2130e77591f5bfddaa6593b2608efc
SHA512 7cd8282f0af3a8cfa33a29fdb8796efe715a4dff76a8a7811d78e2f34354ace14777834fe4e527b12afe903d6f9fdce48fd08607eb9e9e7b0b7507323c309959
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/1444-115-0x0000000074430000-0x000000007445E000-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 808 wrote to memory of 1444	808	rundll32.exe	71
PID 808 wrote to memory of 1444	808	rundll32.exe	71
PID 808 wrote to memory of 1444	808	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ed89a03b2c806524f844fe62a2e675475d2a54470fa3a5fd5eb17f108f59d1b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ed89a03b2c806524f844fe62a2e675475d2a54470fa3a5fd5eb17f108f59d1b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1444

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/1444-115-0x0000000074430000-0x000000007445E000-memory.dmp

Download

memory/1444-117-0x00000000027C0000-0x000000000290A000-memory.dmp