dridex | 58ea5607ae6d97ad304bb4767bc87808f6b5fb34f5cf079160d54af4d4b1b9ad

Analysis

max time kernel
41s
max time network
48s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:10

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General

Target

58ea5607ae6d97ad304bb4767bc87808f6b5fb34f5cf079160d54af4d4b1b9ad.dll
Size

157KB
MD5

772138fa8b5aadfb83b068b0258f41d2
SHA1

b11d8ad6f2d661d2f7043e08513c86a9d4113b5e
SHA256

58ea5607ae6d97ad304bb4767bc87808f6b5fb34f5cf079160d54af4d4b1b9ad
SHA512

cc3124e4d56e026668e2e27582bdb0f2d8e924d7fbded51f0cae40a69e7dbe813a4e72921735dd1814ec415c30120b21cf3ef1a0a52f605bd7f0854a8f101c1b

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/3264-115-0x0000000073EE0000-0x0000000073F0D000-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 4060 wrote to memory of 3264	4060	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 3264	4060	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 3264	4060	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\58ea5607ae6d97ad304bb4767bc87808f6b5fb34f5cf079160d54af4d4b1b9ad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4060

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\58ea5607ae6d97ad304bb4767bc87808f6b5fb34f5cf079160d54af4d4b1b9ad.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3264

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/3264-114-0x0000000000000000-mapping.dmp

Download
memory/3264-115-0x0000000073EE0000-0x0000000073F0D000-memory.dmp

Filesize
180KB

Download
memory/3264-117-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download