dridex | cde374db7574e9ed9b4685feff934c4a7d668470fc99a108039977716dbc62aa

Analysis

max time kernel
18s
max time network
71s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 09:35

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General

Target

cde374db7574e9ed9b4685feff934c4a7d668470fc99a108039977716dbc62aa.dll
Size

162KB
MD5

14e5b4ddac7ae196189601e59b37b19e
SHA1

235b9f0dff4492eebbc64ee88dedbff69f436b2a
SHA256

cde374db7574e9ed9b4685feff934c4a7d668470fc99a108039977716dbc62aa
SHA512

da67b326ed120358f28e3b30b7feb2a340ad455f938cf82e7aa9137756de8c5ed8bf62c4a3e63233de8fa71594150d0e87b22ab0e521d0f279db0986558137b5

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/3056-115-0x0000000073F20000-0x0000000073F4E000-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 4040 wrote to memory of 3056	4040	rundll32.exe	rundll32.exe
PID 4040 wrote to memory of 3056	4040	rundll32.exe	rundll32.exe
PID 4040 wrote to memory of 3056	4040	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cde374db7574e9ed9b4685feff934c4a7d668470fc99a108039977716dbc62aa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4040

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cde374db7574e9ed9b4685feff934c4a7d668470fc99a108039977716dbc62aa.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3056

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/3056-114-0x0000000000000000-mapping.dmp

Download
memory/3056-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Filesize
184KB

Download
memory/3056-117-0x00000000009A0000-0x00000000009A6000-memory.dmp

Filesize
24KB

Download