dridex | 5f999500b72796ad56e3917351ba81030a579b3ce23d8ce8ee8b06b347b48bdc

Analysis

max time kernel
27s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 22:58

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General

Target

5f999500b72796ad56e3917351ba81030a579b3ce23d8ce8ee8b06b347b48bdc.dll
Size

158KB
MD5

dde2bbe63f483b1b50e9c6a0801441b0
SHA1

aa60aca317ed46e2d7503d8a4b3a29f7dc1a75fc
SHA256

5f999500b72796ad56e3917351ba81030a579b3ce23d8ce8ee8b06b347b48bdc
SHA512

cbd5ac4a5e830d1e9df5e14d36d49d16618eb161d9bb204392aba0aba78f5dcda2aab296884ba11d961b442ed01bb2d5d0a2a3c18fd999364a06ec8073b94de2

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/3976-115-0x0000000073990000-0x00000000739BD000-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 3128 wrote to memory of 3976	3128	rundll32.exe	rundll32.exe
PID 3128 wrote to memory of 3976	3128	rundll32.exe	rundll32.exe
PID 3128 wrote to memory of 3976	3128	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f999500b72796ad56e3917351ba81030a579b3ce23d8ce8ee8b06b347b48bdc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3128

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f999500b72796ad56e3917351ba81030a579b3ce23d8ce8ee8b06b347b48bdc.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3976

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/3976-114-0x0000000000000000-mapping.dmp

Download
memory/3976-115-0x0000000073990000-0x00000000739BD000-memory.dmp

Filesize
180KB

Download
memory/3976-117-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

Filesize
24KB

Download