e248206e2605e7472824f51e8195d1e709a4dbf375098a2b725e533ba94dabd8

Reason

Machine shutdown

General

Target

Windows 7 Activation.exe
Size

3.8MB
MD5

3976bd5fcbb7cd13f0c12bb69afc2adc
SHA1

3b6bdca414a53df7c8c5096b953c4df87a1091c7
SHA256

bf5070ef8cf03a11d25460b3e09a479183cc0fa03d0ea32e4499998f509b1a40
SHA512

0e34171ea0118f4487bc78954b9a388eac9ee203323e86746616c746a1543b8c4190397fc578d8fc5dd1e151862172fd1c444a42d4b59c18551959c2a19cf341
SSDEEP

49152:wEYCFEfn+4NWcNKg/ngk4mY0bI1Wymfgvn81yJffTpuWV355FXw/+cuWV355FXwm:wEYz38cgg/ngk4mYfA7fgvn812nv

Score

8^/10

discovery exploit upx

Malware Config

Signatures

Possible privilege escalation attempt 4 IoCs
exploit

Processes:

takeown.exeicacls.exetakeown.exeicacls.exe

pid process

1484 takeown.exe
692 icacls.exe
572 takeown.exe
1596 icacls.exe

pid	process
1484	takeown.exe
692	icacls.exe
572	takeown.exe
1596	icacls.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

Windows 7 Activation.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Windows 7 Activation.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	Windows 7 Activation.exe

Executes dropped EXE 1 IoCs

Processes:

bootsect.exe

pid process

1604 bootsect.exe
Modifies file permissions 1 TTPs 4 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exetakeown.exeicacls.exe

pid process

1484 takeown.exe
692 icacls.exe
572 takeown.exe
1596 icacls.exe

pid	process
1604	bootsect.exe

pid	process
1484	takeown.exe
692	icacls.exe
572	takeown.exe
1596	icacls.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1260-116-0x0000000000400000-0x0000000000623000-memory.dmp	upx
behavioral1/memory/1260-118-0x0000000000400000-0x0000000000623000-memory.dmp	upx
behavioral1/memory/1260-119-0x0000000000400000-0x0000000000623000-memory.dmp	upx
behavioral1/memory/1260-120-0x0000000000400000-0x0000000000623000-memory.dmp	upx
behavioral1/memory/1260-121-0x0000000000400000-0x0000000000623000-memory.dmp	upx
behavioral1/memory/1260-139-0x0000000000400000-0x0000000000623000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

Windows 7 Activation.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	Windows 7 Activation.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardProduct	Windows 7 Activation.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Windows 7 Activation.exe

pid process

1260 Windows 7 Activation.exe

pid	process
1260	Windows 7 Activation.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

Windows 7 Activation.exeAUDIODG.EXEtakeown.exetakeown.exeshutdown.exe

description	pid	process
Token: 33	1260	Windows 7 Activation.exe
Token: SeIncBasePriorityPrivilege	1260	Windows 7 Activation.exe
Token: 33	1260	Windows 7 Activation.exe
Token: SeIncBasePriorityPrivilege	1260	Windows 7 Activation.exe
Token: 33	1736	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1736	AUDIODG.EXE
Token: 33	1736	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1736	AUDIODG.EXE
Token: SeTakeOwnershipPrivilege	1484	takeown.exe
Token: SeTakeOwnershipPrivilege	572	takeown.exe
Token: SeShutdownPrivilege	1176	shutdown.exe
Token: SeRemoteShutdownPrivilege	1176	shutdown.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Windows 7 Activation.exe

pid process

1260 Windows 7 Activation.exe
1260 Windows 7 Activation.exe

pid	process
1260	Windows 7 Activation.exe
1260	Windows 7 Activation.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

Windows 7 Activation.execmd.execmd.execmd.execmd.execmd.execmd.execmd.execmd.execmd.exe

description	pid	process	target process
PID 1260 wrote to memory of 1488	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1488	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1488	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1488	1260	Windows 7 Activation.exe	cmd.exe
PID 1488 wrote to memory of 1480	1488	cmd.exe	cmd.exe
PID 1488 wrote to memory of 1480	1488	cmd.exe	cmd.exe
PID 1488 wrote to memory of 1480	1488	cmd.exe	cmd.exe
PID 1488 wrote to memory of 1480	1488	cmd.exe	cmd.exe
PID 1480 wrote to memory of 1484	1480	cmd.exe	takeown.exe
PID 1480 wrote to memory of 1484	1480	cmd.exe	takeown.exe
PID 1480 wrote to memory of 1484	1480	cmd.exe	takeown.exe
PID 1480 wrote to memory of 1484	1480	cmd.exe	takeown.exe
PID 1260 wrote to memory of 1640	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1640	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1640	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1640	1260	Windows 7 Activation.exe	cmd.exe
PID 1640 wrote to memory of 692	1640	cmd.exe	icacls.exe
PID 1640 wrote to memory of 692	1640	cmd.exe	icacls.exe
PID 1640 wrote to memory of 692	1640	cmd.exe	icacls.exe
PID 1640 wrote to memory of 692	1640	cmd.exe	icacls.exe
PID 1260 wrote to memory of 1768	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1768	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1768	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1768	1260	Windows 7 Activation.exe	cmd.exe
PID 1768 wrote to memory of 844	1768	cmd.exe	cmd.exe
PID 1768 wrote to memory of 844	1768	cmd.exe	cmd.exe
PID 1768 wrote to memory of 844	1768	cmd.exe	cmd.exe
PID 1768 wrote to memory of 844	1768	cmd.exe	cmd.exe
PID 844 wrote to memory of 572	844	cmd.exe	takeown.exe
PID 844 wrote to memory of 572	844	cmd.exe	takeown.exe
PID 844 wrote to memory of 572	844	cmd.exe	takeown.exe
PID 844 wrote to memory of 572	844	cmd.exe	takeown.exe
PID 1260 wrote to memory of 1752	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1752	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1752	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1752	1260	Windows 7 Activation.exe	cmd.exe
PID 1752 wrote to memory of 1596	1752	cmd.exe	icacls.exe
PID 1752 wrote to memory of 1596	1752	cmd.exe	icacls.exe
PID 1752 wrote to memory of 1596	1752	cmd.exe	icacls.exe
PID 1752 wrote to memory of 1596	1752	cmd.exe	icacls.exe
PID 1260 wrote to memory of 556	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 556	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 556	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 556	1260	Windows 7 Activation.exe	cmd.exe
PID 556 wrote to memory of 1880	556	cmd.exe	cscript.exe
PID 556 wrote to memory of 1880	556	cmd.exe	cscript.exe
PID 556 wrote to memory of 1880	556	cmd.exe	cscript.exe
PID 1260 wrote to memory of 1348	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1348	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1348	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1348	1260	Windows 7 Activation.exe	cmd.exe
PID 1348 wrote to memory of 324	1348	cmd.exe	cscript.exe
PID 1348 wrote to memory of 324	1348	cmd.exe	cscript.exe
PID 1348 wrote to memory of 324	1348	cmd.exe	cscript.exe
PID 1260 wrote to memory of 1636	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1636	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1636	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1636	1260	Windows 7 Activation.exe	cmd.exe
PID 1636 wrote to memory of 1884	1636	cmd.exe	compact.exe
PID 1636 wrote to memory of 1884	1636	cmd.exe	compact.exe
PID 1636 wrote to memory of 1884	1636	cmd.exe	compact.exe
PID 1636 wrote to memory of 1884	1636	cmd.exe	compact.exe
PID 1260 wrote to memory of 1396	1260	Windows 7 Activation.exe	cmd.exe
PID 1260 wrote to memory of 1396	1260	Windows 7 Activation.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\Windows 7 Activation.exe
"C:\Users\Admin\AppData\Local\Temp\Windows 7 Activation.exe"
1⤵
- Checks BIOS information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1260

C:\Windows\SysWOW64\cmd.exe
cmd.exe /A /C "cmd.exe /c takeown /f C:\ldrscan\bootwin"
2⤵
- Suspicious use of WriteProcessMemory
PID:1488

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c takeown /f C:\ldrscan\bootwin
3⤵
- Suspicious use of WriteProcessMemory
PID:1480

C:\Windows\SysWOW64\takeown.exe
takeown /f C:\ldrscan\bootwin
4⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:1484

C:\Windows\SysWOW64\cmd.exe
cmd.exe /A /C "icacls C:\ldrscan\bootwin /grant *S-1-1-0:(F)"
2⤵
- Suspicious use of WriteProcessMemory
PID:1640

C:\Windows\SysWOW64\icacls.exe
icacls C:\ldrscan\bootwin /grant *S-1-1-0:(F)
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:692

C:\Windows\SysWOW64\cmd.exe
cmd.exe /A /C "cmd.exe /c takeown /f C:\ldrscan\bootwin"
2⤵
- Suspicious use of WriteProcessMemory
PID:1768

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c takeown /f C:\ldrscan\bootwin
3⤵
- Suspicious use of WriteProcessMemory
PID:844

C:\Windows\SysWOW64\takeown.exe
takeown /f C:\ldrscan\bootwin
4⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:572

C:\Windows\SysWOW64\cmd.exe
cmd.exe /A /C "icacls C:\ldrscan\bootwin /grant *S-1-1-0:(F)"
2⤵
- Suspicious use of WriteProcessMemory
PID:1752

C:\Windows\SysWOW64\icacls.exe
icacls C:\ldrscan\bootwin /grant *S-1-1-0:(F)
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1596

C:\Windows\system32\cmd.exe
cmd.exe /A /C "C:\Windows\System32\cscript.exe //nologo C:\Windows\System32\slmgr.vbs -ilc "C:\Acer.XRM-MS""
2⤵
- Suspicious use of WriteProcessMemory
PID:556

C:\Windows\System32\cscript.exe
C:\Windows\System32\cscript.exe //nologo C:\Windows\System32\slmgr.vbs -ilc "C:\Acer.XRM-MS"
3⤵
PID:1880

C:\Windows\system32\cmd.exe
cmd.exe /A /C "C:\Windows\System32\cscript.exe //nologo C:\Windows\System32\slmgr.vbs -ipk FJGCP-4DFJD-GJY49-VJBQ7-HYRR2"
2⤵
- Suspicious use of WriteProcessMemory
PID:1348

C:\Windows\System32\cscript.exe
C:\Windows\System32\cscript.exe //nologo C:\Windows\System32\slmgr.vbs -ipk FJGCP-4DFJD-GJY49-VJBQ7-HYRR2
3⤵
PID:324

C:\Windows\SysWOW64\cmd.exe
cmd.exe /A /C "compact /u \\?\Volume{df1e4d43-b192-11ed-9598-806e6f6e6963}\ECDRZ"
2⤵
- Suspicious use of WriteProcessMemory
PID:1636

C:\Windows\SysWOW64\compact.exe
compact /u \\?\Volume{df1e4d43-b192-11ed-9598-806e6f6e6963}\ECDRZ
3⤵
PID:1884

C:\Windows\SysWOW64\cmd.exe
cmd.exe /A /C "C:\bootsect.exe /nt60 SYS /force"
2⤵
PID:1396

C:\bootsect.exe
C:\bootsect.exe /nt60 SYS /force
3⤵
- Executes dropped EXE
PID:1604

C:\Windows\SysWOW64\cmd.exe
cmd.exe /A /C "shutdown -r -t 0"
2⤵
PID:1596

C:\Windows\SysWOW64\shutdown.exe
shutdown -r -t 0
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1176

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x584
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1736

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:980

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:1640

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Permissions Modification

1

T1222

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Acer.XRM-MS
Filesize
2KB

MD5
f25832af6a684360950dbb15589de34a

SHA1
17ff1d21005c1695ae3dcbdc3435017c895fff5d

SHA256
266d64637cf12ff961165a018f549ff41002dc59380605b36d65cf1b8127c96f

SHA512
e0cf23351c02f4afa85eedc72a86b9114f539595cbd6bcd220e8b8d70fa6a7379dcd947ea0d59332ba672f36ebda6bd98892d9b6b20eedafc8be168387a3dd5f

Download Submit
C:\bootsect.exe
Filesize
95KB

MD5
b76595faf655de04068322c6874fe35c

SHA1
a1d4c505a751b3cec5e6406d71c05e565663860e

SHA256
d4cb7789433bf1316ef1bc26b789c297c70a58aad4e270f3a95e7349646412f4

SHA512
e70040b37a5f52e154c6855ce19df0df020f3704a0329afe6b0696784b0f86efde5929575f2c26f7f6888eabde16967c04b60814e9304024378049a63c19342a

Download Submit
C:\bootsect.exe
Filesize
95KB

MD5
b76595faf655de04068322c6874fe35c

SHA1
a1d4c505a751b3cec5e6406d71c05e565663860e

SHA256
d4cb7789433bf1316ef1bc26b789c297c70a58aad4e270f3a95e7349646412f4

SHA512
e70040b37a5f52e154c6855ce19df0df020f3704a0329afe6b0696784b0f86efde5929575f2c26f7f6888eabde16967c04b60814e9304024378049a63c19342a

Download Submit
\??\Volume{df1e4d43-b192-11ed-9598-806e6f6e6963}\ECDRZ
Filesize
286KB

MD5
7e242ce02d5cb24b331dcca0d453790a

SHA1
ed04af39f495e60e26e7bd5ca3cc5c3cd47e7760

SHA256
78ff5d2eaeb54d63ab2d4b8f912e20859efbed5630082f0c07c2738db88eb1f1

SHA512
ea54e382c002d9ed916acebb52b7dbe49cf0241e7ba4097816ef02f9f5f5cec978e5e469bd7d5074965ecf69371bb24945bfe34f262e5282322288a09d796078

Download Submit
memory/980-138-0x00000000027C0000-0x00000000027C1000-memory.dmp

Filesize
4KB

Download
memory/1260-91-0x0000000000780000-0x0000000000790000-memory.dmp

Filesize
64KB

Download
memory/1260-120-0x0000000000400000-0x0000000000623000-memory.dmp

Filesize
2.1MB

Download
memory/1260-107-0x0000000002010000-0x0000000002030000-memory.dmp

Filesize
128KB

Download
memory/1260-116-0x0000000000400000-0x0000000000623000-memory.dmp

Filesize
2.1MB

Download
memory/1260-117-0x00000000024B0000-0x000000000264A000-memory.dmp

Filesize
1.6MB

Download
memory/1260-118-0x0000000000400000-0x0000000000623000-memory.dmp

Filesize
2.1MB

Download
memory/1260-119-0x0000000000400000-0x0000000000623000-memory.dmp

Filesize
2.1MB

Download
memory/1260-99-0x0000000002000000-0x0000000002010000-memory.dmp

Filesize
64KB

Download
memory/1260-121-0x0000000000400000-0x0000000000623000-memory.dmp

Filesize
2.1MB

Download
memory/1260-54-0x0000000000760000-0x0000000000773000-memory.dmp

Filesize
76KB

Download
memory/1260-83-0x0000000001FE0000-0x0000000001FF1000-memory.dmp

Filesize
68KB

Download
memory/1260-75-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

Download
memory/1260-67-0x00000000007A0000-0x00000000007B2000-memory.dmp

Filesize
72KB

Download
memory/1260-139-0x0000000000400000-0x0000000000623000-memory.dmp

Filesize
2.1MB

Download
memory/1260-62-0x0000000000630000-0x0000000000640000-memory.dmp

Filesize
64KB

Download
memory/1640-140-0x0000000002760000-0x0000000002761000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads