dridex | 1c6a33e22cc135ea8072fbbec3b99df3ca699e899cbdc557fd9460b1ec7947ed

Analysis

max time kernel
20s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 11:35

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General

Target
1c6a33e22cc135ea8072fbbec3b99df3ca699e899cbdc557fd9460b1ec7947ed.dll
Size 162KB
Sample210416-16j1d627ae
SHA256 1c6a33e22cc135ea8072fbbec3b99df3ca699e899cbdc557fd9460b1ec7947ed
MD5 eaca97e37eac4638403f9a2959f887a9
SHA1 4759e3dcc954b3868f6cd64acbb3c9ae34b56c59
SHA512 a9779e6b16dbf2d5682c807159c1816046c95108f6e1cb2f8519ef28d1e7c29f64b9c9a149e6748b08b62630e6949944223f75bc37197511dd32d070cfc77e3e
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/796-115-0x00000000742B0000-0x00000000742DE000-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 4044 wrote to memory of 796	4044	rundll32.exe	69
PID 4044 wrote to memory of 796	4044	rundll32.exe	69
PID 4044 wrote to memory of 796	4044	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1c6a33e22cc135ea8072fbbec3b99df3ca699e899cbdc557fd9460b1ec7947ed.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1c6a33e22cc135ea8072fbbec3b99df3ca699e899cbdc557fd9460b1ec7947ed.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:796

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/796-115-0x00000000742B0000-0x00000000742DE000-memory.dmp

Download

memory/796-117-0x0000000003200000-0x000000000334A000-memory.dmp