9b30cf4bd852bfa6829dbee88639b661d2ca34ecb15777aa5f5675651a30ce16

Analysis

max time kernel
164s
max time network
176s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2022 11:19

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General

Target

9b30cf4bd852bfa6829dbee88639b661d2ca34ecb15777aa5f5675651a30ce16.dll
Size

24KB
MD5

37a38bfd4f4cfd3b89e1a7d96a17f7b7
SHA1

3724365bd1b48c8e1601e1a6e83d355deac6e8b1
SHA256

9b30cf4bd852bfa6829dbee88639b661d2ca34ecb15777aa5f5675651a30ce16
SHA512

91a81294a6e1aa171ab636b7608f6ebb8e09d0b82921429898b66d9f1b47f12a62a92152252317fd2eae36629a5983fa055b667dbbb061ae538ba60c1bc24b5f
SSDEEP

384:3BmpovMMcr3XqSRq9TQpu9hTATAPu4aZmVPllxgjZGgRYmhsOp7OpMsYoS8k9xp8:IpkM5LPRMTQU/ThmWNllxMIgRYKfenfV

Score

6^/10

Malware Config

Signatures

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	rundll32.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\linkinfo.dll	rundll32.exe
File created	C:\Windows\twain_86.dll	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4292 wrote to memory of 4664	4292	rundll32.exe	79
PID 4292 wrote to memory of 4664	4292	rundll32.exe	79
PID 4292 wrote to memory of 4664	4292	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b30cf4bd852bfa6829dbee88639b661d2ca34ecb15777aa5f5675651a30ce16.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b30cf4bd852bfa6829dbee88639b661d2ca34ecb15777aa5f5675651a30ce16.dll,#1
  2⤵
  - Maps connected drives based on registry
  - Drops file in Windows directory
  PID:4664

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4664-132-0x0000000000000000-mapping.dmp

Download
memory/4664-133-0x0000000013140000-0x000000001314B000-memory.dmp

Filesize
44KB

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