dridex | bd3d47a4b7dccc961a8a5717bbeaeeccd1e840b34282c473902c82ea455a5d0f

Analysis

max time kernel
39s
max time network
112s
platform
windows10_x64
resource
win10v20201028
submitted
19/03/2021, 02:32

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General

Target
bd3d47a4b7dccc961a8a5717bbeaeeccd1e840b34282c473902c82ea455a5d0f.dll
Size 208KB
Sample210319-k62dklrtxe
SHA256 bd3d47a4b7dccc961a8a5717bbeaeeccd1e840b34282c473902c82ea455a5d0f
MD5 f68f54dbb9fb2b19290de7dd0fa66e45
SHA1 64c8fea375f41449bc435923bd9bef7bd7dc10a3
SHA512 ff53301819e25d6c078e8a9a9fcff1a739e6adcd71bcafe1119ec59b0077e0bcf1295c0bd8538940583307d223656ac1a6275be4b90fbb188955f6c83b28c571
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3932-3-0x0000000073E80000-0x0000000073EB6000-memory.dmp	dridex_ldr
behavioral2/memory/3932-5-0x0000000073E80000-0x0000000073EA1000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3888 wrote to memory of 3932	3888	rundll32.exe	71
PID 3888 wrote to memory of 3932	3888	rundll32.exe	71
PID 3888 wrote to memory of 3932	3888	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd3d47a4b7dccc961a8a5717bbeaeeccd1e840b34282c473902c82ea455a5d0f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd3d47a4b7dccc961a8a5717bbeaeeccd1e840b34282c473902c82ea455a5d0f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3932

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

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Downloads

memory/3932-3-0x0000000073E80000-0x0000000073EB6000-memory.dmp

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memory/3932-4-0x00000000005B0000-0x00000000005B6000-memory.dmp

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memory/3932-5-0x0000000073E80000-0x0000000073EA1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads