dridex | 563ac04ecdc7c8afa9f40866c4a4b2fe7e036ec8c132c4882edc99e6ceff48f7

Analysis

max time kernel
18s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 11:20

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General

Target

563ac04ecdc7c8afa9f40866c4a4b2fe7e036ec8c132c4882edc99e6ceff48f7.dll
Size

158KB
MD5

7c35fd124a8f82572e25a2f874f25de7
SHA1

e832c4d2a0a9e63d5405ff9932c5cafd5646ea8f
SHA256

563ac04ecdc7c8afa9f40866c4a4b2fe7e036ec8c132c4882edc99e6ceff48f7
SHA512

64b3b1260070e2cbcebefeec213be9ba3a433204291776a101eaa262b7e4a60e1f7aab390e559b011da028997c98fa347c44ad1ff82d5b921d7556bbb7a9f009

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/964-115-0x0000000073AA0000-0x0000000073ACD000-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 2016 wrote to memory of 964	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 964	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 964	2016	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\563ac04ecdc7c8afa9f40866c4a4b2fe7e036ec8c132c4882edc99e6ceff48f7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\563ac04ecdc7c8afa9f40866c4a4b2fe7e036ec8c132c4882edc99e6ceff48f7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:964

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/964-114-0x0000000000000000-mapping.dmp

Download
memory/964-115-0x0000000073AA0000-0x0000000073ACD000-memory.dmp

Filesize
180KB

Download
memory/964-117-0x0000000003350000-0x0000000003356000-memory.dmp

Filesize
24KB

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