dridex | aeae03b69359a7af1dcc6ccf374638d21212a5961456b35255bb846ccf401faf

Analysis

max time kernel
114s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:04

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General

Target

aeae03b69359a7af1dcc6ccf374638d21212a5961456b35255bb846ccf401faf.dll
Size

157KB
MD5

4bed6b852e315c7082a0b933f1b4adc7
SHA1

9b95340a39bc8a074daecf169217dbe10b5c3c6f
SHA256

aeae03b69359a7af1dcc6ccf374638d21212a5961456b35255bb846ccf401faf
SHA512

388d81efdb070937ffe91510a85c65ee01ca1f281b2a21f0af3145526b6d894cf669c17d44057cc9a2b376a248d92e48679c8059b49edfd74f4c0f3669ade500

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1328-115-0x00000000738F0000-0x000000007391D000-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 856 wrote to memory of 1328	856	rundll32.exe	rundll32.exe
PID 856 wrote to memory of 1328	856	rundll32.exe	rundll32.exe
PID 856 wrote to memory of 1328	856	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aeae03b69359a7af1dcc6ccf374638d21212a5961456b35255bb846ccf401faf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aeae03b69359a7af1dcc6ccf374638d21212a5961456b35255bb846ccf401faf.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1328

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/1328-114-0x0000000000000000-mapping.dmp

Download
memory/1328-115-0x00000000738F0000-0x000000007391D000-memory.dmp

Filesize
180KB

Download
memory/1328-117-0x0000000002810000-0x0000000002816000-memory.dmp

Filesize
24KB

Download