858963fa777ab0af515f7a81ff5ce29ffdda5361c67137cf0be35095bc7f1d9b

Analysis

max time kernel
148s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 17:16

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General

Target
Estado de cuenta.xls
Size 369KB
Sample221127-vs5t5ahe7x
SHA256 858963fa777ab0af515f7a81ff5ce29ffdda5361c67137cf0be35095bc7f1d9b
MD5 f5a8b72709235c68196a397174152660
SHA1 ab863a70358f150e3f0da53c330f7226d46037f4
SHA512 f3b247cbec98ea8423358b589dde1fb5ea17b66efe169e68536cf901f9309e34c3f9883125fd153908150ae680292987b286ede90b461875ac0557ba368579f1
SSDEEP 6144:exEtjPOtioVjDGUU1qfDlavx+W2QnAbwYqzklWhUPheJl7Gpe8Kg2nOQcSRWQSSL:GwYqzklavDiknOfySloh16I
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2020	EXCEL.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2020	EXCEL.EXE
2020	EXCEL.EXE
2020	EXCEL.EXE
2020	EXCEL.EXE
2020	EXCEL.EXE
2020	EXCEL.EXE
2020	EXCEL.EXE
2020	EXCEL.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\Estado de cuenta.xls"
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2020-54-0x000000002F631000-0x000000002F634000-memory.dmp

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memory/2020-55-0x0000000071911000-0x0000000071913000-memory.dmp

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memory/2020-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

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memory/2020-57-0x00000000728FD000-0x0000000072908000-memory.dmp

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memory/2020-58-0x00000000756B1000-0x00000000756B3000-memory.dmp

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memory/2020-59-0x00000000728FD000-0x0000000072908000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads