dridex | 9bdaa2b86973261a069844978cb3e08c44df5e75cebbe74c3ac611919f1c2488

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
27-06-2021 07:27

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General

Target

9bdaa2b86973261a069844978cb3e08c44df5e75cebbe74c3ac611919f1c2488.dll
Size

158KB
MD5

f89f2ce8c28d2ca80c84d003b06a055c
SHA1

199899ecad99c64954c27d6d60a3537b3b8a65e1
SHA256

9bdaa2b86973261a069844978cb3e08c44df5e75cebbe74c3ac611919f1c2488
SHA512

7507c1f0b918125afcff2266633442f172e723e916858eb79892e0c5d7885790d597d5beb53e8460e4aa24b7f40e18b2dfee1e1da30ab9072f3a3fae8d69740d

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/4076-115-0x00000000735E0000-0x000000007360D000-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 3624 wrote to memory of 4076	3624	rundll32.exe	rundll32.exe
PID 3624 wrote to memory of 4076	3624	rundll32.exe	rundll32.exe
PID 3624 wrote to memory of 4076	3624	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9bdaa2b86973261a069844978cb3e08c44df5e75cebbe74c3ac611919f1c2488.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3624

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9bdaa2b86973261a069844978cb3e08c44df5e75cebbe74c3ac611919f1c2488.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4076

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/4076-114-0x0000000000000000-mapping.dmp

Download
memory/4076-115-0x00000000735E0000-0x000000007360D000-memory.dmp

Filesize
180KB

Download
memory/4076-117-0x0000000003180000-0x0000000003186000-memory.dmp

Filesize
24KB

Download