dridex | 9f68d31f63e52f4f654afa17056b3b49a008b862af8b03f593f0ef50d393f51a

Analysis

max time kernel
25s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
27-06-2021 21:38

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General

Target

9f68d31f63e52f4f654afa17056b3b49a008b862af8b03f593f0ef50d393f51a.dll
Size

158KB
MD5

0bae359c37818230bfa19090f541a0bc
SHA1

52884cf163205858d571d4754f2ac2e8c066291b
SHA256

9f68d31f63e52f4f654afa17056b3b49a008b862af8b03f593f0ef50d393f51a
SHA512

3350a55587cd91cf4de8c621f78ffd0144eb3dd9a4043e9c6995864bfbf0dc7d8a05aeed677f0521c35797e2ff775ccb13859b48bd82ce9d20fd2288c978b3b7

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/3016-115-0x0000000073F20000-0x0000000073F4D000-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 3728 wrote to memory of 3016	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 3016	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 3016	3728	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f68d31f63e52f4f654afa17056b3b49a008b862af8b03f593f0ef50d393f51a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f68d31f63e52f4f654afa17056b3b49a008b862af8b03f593f0ef50d393f51a.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3016

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3016-114-0x0000000000000000-mapping.dmp

Download
memory/3016-115-0x0000000073F20000-0x0000000073F4D000-memory.dmp

Filesize
180KB

Download
memory/3016-117-0x0000000000D50000-0x0000000000D56000-memory.dmp

Filesize
24KB

Download