dridex | 54f22717a3614c178d34ec8d90280dd376a344be68ec8d640a6e86fe2d12253d

Analysis

max time kernel
27s
max time network
151s
platform
windows10_x64
resource
win10v20210408
submitted
23-06-2021 22:14

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General

Target

54f22717a3614c178d34ec8d90280dd376a344be68ec8d640a6e86fe2d12253d.dll
Size

158KB
MD5

a8a08232178dd5e65f9ca2295ce25e03
SHA1

75e397da31cc4b10b6a4dcd682bdf321a5df4381
SHA256

54f22717a3614c178d34ec8d90280dd376a344be68ec8d640a6e86fe2d12253d
SHA512

61d852f417ccf980684826d0dcdbaa74d3fe69f2568ad83c30c247f3a630f3567635c7b5ffd014b23a32733e233beffaa92b9b609b33fb89c1043d862bc966cb

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/1164-115-0x0000000074450000-0x000000007447D000-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 644 wrote to memory of 1164	644	rundll32.exe	rundll32.exe
PID 644 wrote to memory of 1164	644	rundll32.exe	rundll32.exe
PID 644 wrote to memory of 1164	644	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54f22717a3614c178d34ec8d90280dd376a344be68ec8d640a6e86fe2d12253d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:644

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54f22717a3614c178d34ec8d90280dd376a344be68ec8d640a6e86fe2d12253d.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1164

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/1164-114-0x0000000000000000-mapping.dmp

Download
memory/1164-115-0x0000000074450000-0x000000007447D000-memory.dmp

Filesize
180KB

Download
memory/1164-117-0x0000000000A40000-0x0000000000B8A000-memory.dmp

Filesize
1.3MB

Download