492a8edc4386bc2194553a437c001e078bf64a90487b1896cfaccb9abfa22c01

General

Target

Documents389.xlsm
Size

57KB
MD5

a3df654767610cdd5ef6d8420c773ede
SHA1

99c2321e718c6bec68fd11da84f9d7bfa7f4b4bc
SHA256

492a8edc4386bc2194553a437c001e078bf64a90487b1896cfaccb9abfa22c01
SHA512

d4df2d9d3743142d7960630a21e705b1acb50c152ab7af6f8fb445504aac8d43bf527023e5a76df95c995d8ee4794a54e27e8e5814e5245a846ab97ddeb29417

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://xgka03stox03cloeqz.com/index.gif

Signatures

Process spawned unexpected child process 2 IoCs

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

Processes:

wmic.exeregsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1884	1432	wmic.exe	EXCEL.EXE
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	916	816	regsvr32.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1432 EXCEL.EXE

pid	process
1432	EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 40 IoCs

Processes:

wmic.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1884	wmic.exe
Token: SeSecurityPrivilege	1884	wmic.exe
Token: SeTakeOwnershipPrivilege	1884	wmic.exe
Token: SeLoadDriverPrivilege	1884	wmic.exe
Token: SeSystemProfilePrivilege	1884	wmic.exe
Token: SeSystemtimePrivilege	1884	wmic.exe
Token: SeProfSingleProcessPrivilege	1884	wmic.exe
Token: SeIncBasePriorityPrivilege	1884	wmic.exe
Token: SeCreatePagefilePrivilege	1884	wmic.exe
Token: SeBackupPrivilege	1884	wmic.exe
Token: SeRestorePrivilege	1884	wmic.exe
Token: SeShutdownPrivilege	1884	wmic.exe
Token: SeDebugPrivilege	1884	wmic.exe
Token: SeSystemEnvironmentPrivilege	1884	wmic.exe
Token: SeRemoteShutdownPrivilege	1884	wmic.exe
Token: SeUndockPrivilege	1884	wmic.exe
Token: SeManageVolumePrivilege	1884	wmic.exe
Token: 33	1884	wmic.exe
Token: 34	1884	wmic.exe
Token: 35	1884	wmic.exe
Token: SeIncreaseQuotaPrivilege	1884	wmic.exe
Token: SeSecurityPrivilege	1884	wmic.exe
Token: SeTakeOwnershipPrivilege	1884	wmic.exe
Token: SeLoadDriverPrivilege	1884	wmic.exe
Token: SeSystemProfilePrivilege	1884	wmic.exe
Token: SeSystemtimePrivilege	1884	wmic.exe
Token: SeProfSingleProcessPrivilege	1884	wmic.exe
Token: SeIncBasePriorityPrivilege	1884	wmic.exe
Token: SeCreatePagefilePrivilege	1884	wmic.exe
Token: SeBackupPrivilege	1884	wmic.exe
Token: SeRestorePrivilege	1884	wmic.exe
Token: SeShutdownPrivilege	1884	wmic.exe
Token: SeDebugPrivilege	1884	wmic.exe
Token: SeSystemEnvironmentPrivilege	1884	wmic.exe
Token: SeRemoteShutdownPrivilege	1884	wmic.exe
Token: SeUndockPrivilege	1884	wmic.exe
Token: SeManageVolumePrivilege	1884	wmic.exe
Token: 33	1884	wmic.exe
Token: 34	1884	wmic.exe
Token: 35	1884	wmic.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1432 EXCEL.EXE
1432 EXCEL.EXE
1432 EXCEL.EXE

pid	process
1432	EXCEL.EXE
1432	EXCEL.EXE
1432	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1432 wrote to memory of 1884	1432	EXCEL.EXE	wmic.exe
PID 1432 wrote to memory of 1884	1432	EXCEL.EXE	wmic.exe
PID 1432 wrote to memory of 1884	1432	EXCEL.EXE	wmic.exe
PID 1432 wrote to memory of 1884	1432	EXCEL.EXE	wmic.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\Documents389.xlsm
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1432

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe process call create 'regsvr32 -s C:\Users\Public\microsoft.security'
2⤵
- Process spawned unexpected child process
- Suspicious use of AdjustPrivilegeToken
PID:1884

C:\Windows\system32\regsvr32.exe
regsvr32 -s C:\Users\Public\microsoft.security
1⤵
- Process spawned unexpected child process
PID:916

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/916-7-0x000007FEFBB21000-0x000007FEFBB23000-memory.dmp

Filesize
8KB

Download
memory/1432-2-0x000000002FD71000-0x000000002FD74000-memory.dmp

Filesize
12KB

Download
memory/1432-3-0x00000000713C1000-0x00000000713C3000-memory.dmp

Filesize
8KB

Download
memory/1432-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1436-5-0x000007FEF74A0000-0x000007FEF771A000-memory.dmp

Filesize
2.5MB

Download
memory/1884-6-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads