dridex | 5ed811c280127f193019e461a44334e22a9f0fb27f11e8d625b2600d61dd06af

Analysis

max time kernel
25s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 03:53

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General

Target

5ed811c280127f193019e461a44334e22a9f0fb27f11e8d625b2600d61dd06af.dll
Size

158KB
MD5

372f967169f9019680413adbb4242be0
SHA1

fe0b54489808e4a455772622d9b45c45b9eb5c7a
SHA256

5ed811c280127f193019e461a44334e22a9f0fb27f11e8d625b2600d61dd06af
SHA512

bc2d4ce2a9e86e749fc2789927b2bf174442b0658f3390d50befed0efc5524dbb097f30f6ffa8f024e3f08f658b1d2b9fff0e48a1613aa7588ecb025a7f53341

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/1400-115-0x0000000073FB0000-0x0000000073FDD000-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 632 wrote to memory of 1400	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1400	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1400	632	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ed811c280127f193019e461a44334e22a9f0fb27f11e8d625b2600d61dd06af.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ed811c280127f193019e461a44334e22a9f0fb27f11e8d625b2600d61dd06af.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1400

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/1400-114-0x0000000000000000-mapping.dmp

Download
memory/1400-115-0x0000000073FB0000-0x0000000073FDD000-memory.dmp

Filesize
180KB

Download
memory/1400-117-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download