dridex | aefde6cc6346f05f9d838c45455b4c9e2de8d71d013bf65e7e73984d086bacdb

Analysis

max time kernel
18s
max time network
152s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 11:18

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General

Target

aefde6cc6346f05f9d838c45455b4c9e2de8d71d013bf65e7e73984d086bacdb.dll
Size

162KB
MD5

7e8c2590596e152cf310b7932a2b8514
SHA1

78357604db7f64eb5e910f23a7ec5f85ce56847c
SHA256

aefde6cc6346f05f9d838c45455b4c9e2de8d71d013bf65e7e73984d086bacdb
SHA512

86eb8b01d1b23004bb6682429d2fc86035521bc85b5da5f93335ab3a44e6f31750392c8197f851bd2f211a5630f801bbd07fa93655d0a62c4848cb9e6fa1136c

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

Processes:

resource	yara_rule
behavioral1/memory/3180-115-0x00000000736B0000-0x00000000736DE000-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 2752 wrote to memory of 3180	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 3180	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 3180	2752	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aefde6cc6346f05f9d838c45455b4c9e2de8d71d013bf65e7e73984d086bacdb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2752

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aefde6cc6346f05f9d838c45455b4c9e2de8d71d013bf65e7e73984d086bacdb.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3180

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3180-114-0x0000000000000000-mapping.dmp

Download
memory/3180-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Filesize
184KB

Download
memory/3180-117-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download