dridex | ad44a806f05c40fc6033bcd5b82852573c6bc8cd5c176eaf06ed30abf76b87fa

Analysis

max time kernel
119s
max time network
118s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:09

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General

Target

ad44a806f05c40fc6033bcd5b82852573c6bc8cd5c176eaf06ed30abf76b87fa.dll
Size

157KB
MD5

67c2a7c77bbe40b2727f9f161aa41ed9
SHA1

c8f3754bd8676f6b1364ffb56d16cb948f0888e8
SHA256

ad44a806f05c40fc6033bcd5b82852573c6bc8cd5c176eaf06ed30abf76b87fa
SHA512

be4ae6d5064c42a1059a885f5f888e323c91ba09024f35963ba6401a4f18477f6ddfc805cc8a188a29e6ad9f643e151166bc9125a3e4dd0ffef72e5263a0a03a

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/2204-115-0x0000000073D70000-0x0000000073D9D000-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 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe
PID 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe
PID 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad44a806f05c40fc6033bcd5b82852573c6bc8cd5c176eaf06ed30abf76b87fa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3768
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad44a806f05c40fc6033bcd5b82852573c6bc8cd5c176eaf06ed30abf76b87fa.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2204

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

Replay Monitor

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Downloads

memory/2204-114-0x0000000000000000-mapping.dmp

Download
memory/2204-115-0x0000000073D70000-0x0000000073D9D000-memory.dmp

Filesize
180KB

Download
memory/2204-117-0x0000000000780000-0x0000000000786000-memory.dmp

Filesize
24KB

Download