dridex | 0045afba83e04e3333cfce3bc298bf249aaf1bab4b7f7fda3c0c15947ed21986

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
18-06-2021 08:46

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General

Target

0045afba83e04e3333cfce3bc298bf249aaf1bab4b7f7fda3c0c15947ed21986.dll
Size

158KB
MD5

75c226f0c4eb4b0f6c6901c62e73fd9b
SHA1

af67c822c34e52fdc6b51a03aedcf5202a87d098
SHA256

0045afba83e04e3333cfce3bc298bf249aaf1bab4b7f7fda3c0c15947ed21986
SHA512

e6eaf43b71b74fc5dc85e6fa7e9916d1fe57d56c3e237fdd5b8e93eafe2314c8a8f88865fe6da666a0f82fb576c7776348760388cc0e45050eee463d3aed3759

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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

Processes:

resource	yara_rule
behavioral1/memory/796-115-0x00000000742B0000-0x00000000742DD000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3156 wrote to memory of 796	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 796	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 796	3156	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0045afba83e04e3333cfce3bc298bf249aaf1bab4b7f7fda3c0c15947ed21986.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0045afba83e04e3333cfce3bc298bf249aaf1bab4b7f7fda3c0c15947ed21986.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/796-114-0x0000000000000000-mapping.dmp

Download
memory/796-115-0x00000000742B0000-0x00000000742DD000-memory.dmp

Filesize
180KB

Download
memory/796-117-0x00000000030A0000-0x000000000314E000-memory.dmp

Filesize
696KB

Download