dridex | 501fb8186cbf29f6d420ee48381277aef65ea9f7fa92308c9686550a1f0de25a

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 15:01

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General

Target

501fb8186cbf29f6d420ee48381277aef65ea9f7fa92308c9686550a1f0de25a.dll
Size

158KB
MD5

b62577e056b89db585e28b1ded4144e5
SHA1

1688fb5954074bfb93c064596619de18168d0562
SHA256

501fb8186cbf29f6d420ee48381277aef65ea9f7fa92308c9686550a1f0de25a
SHA512

df308fee3f03e4aa0e691143fc546557b38ddc4081a766cb070c6a153b24cabd13048db5720a7dcf553f722bc06681999ea758bda35fe454e51ca672bb646154

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/4052-115-0x00000000735E0000-0x000000007360D000-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 4052	3624	rundll32.exe	rundll32.exe
PID 3624 wrote to memory of 4052	3624	rundll32.exe	rundll32.exe
PID 3624 wrote to memory of 4052	3624	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\501fb8186cbf29f6d420ee48381277aef65ea9f7fa92308c9686550a1f0de25a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\501fb8186cbf29f6d420ee48381277aef65ea9f7fa92308c9686550a1f0de25a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4052

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/4052-114-0x0000000000000000-mapping.dmp

Download
memory/4052-115-0x00000000735E0000-0x000000007360D000-memory.dmp

Filesize
180KB

Download
memory/4052-117-0x0000000003280000-0x0000000003286000-memory.dmp

Filesize
24KB

Download