0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658

General

Target

0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe
Size

28KB
MD5

96a02b98a5ebbc234d03fe6919d94b25
SHA1

e039c9252d0ed8a6a2b9ecffd24a46b34f3310b3
SHA256

0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658
SHA512

370e3708b5ba6df282c532fb00eda049ead570d4c51bf4ff59102719bc608d6edfb37ce2616ccc469dba8ee24891a1a6cf537ebf4099317bc902d6b8b1af0d61
SSDEEP

384:cs4PPScm3QSFfvSo8coOW5HB2xjmvQ+x6ATw+mOGIz83ogziHI0THETT1RmBx:YPJm3QSVSHB2jmv56edX6mkTiB

Score

8^/10

persistence upx

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Adobe = "C:\\Users\\Admin\\AppData\\Roaming\\063187.exe"	svchost.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/908-56-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral1/memory/908-65-0x0000000000400000-0x000000000041B000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
2040	svchost.exe

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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 908 set thread context of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
956	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe
956	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 908 wrote to memory of 956	908	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	27
PID 956 wrote to memory of 2040	956	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	28
PID 956 wrote to memory of 2040	956	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	28
PID 956 wrote to memory of 2040	956	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	28
PID 956 wrote to memory of 2040	956	0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe	28

C:\Users\Admin\AppData\Local\Temp\0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe
"C:\Users\Admin\AppData\Local\Temp\0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:908
- C:\Users\Admin\AppData\Local\Temp\0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe
  "C:\Users\Admin\AppData\Local\Temp\0bcf4a820cecc2090b5d60abd9cf375fcbffd99d0f5cdee8ca661244fe5af658.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:956
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Adds policy Run key to start application
    - Deletes itself
    PID:2040

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/908-56-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/908-65-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/956-61-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/956-67-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/956-58-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/956-62-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/956-66-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/956-57-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/956-59-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/956-68-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/956-70-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2040-71-0x0000000075021000-0x0000000075023000-memory.dmp

Filesize
8KB

Download
memory/2040-73-0x0000000000080000-0x0000000000084000-memory.dmp

Filesize
16KB

Download
memory/2040-72-0x0000000000D20000-0x0000000000D28000-memory.dmp

Filesize
32KB

Download
memory/2040-74-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download
memory/2040-75-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download

Analysis

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