80ff62063bef52ec3a86435d0fb839c2d049e1b36422e82df257d98c8798bd2d

Analysis

max time kernel
135s
max time network
136s
platform
windows10_x64
resource
win10-20220414-en
submitted
07-07-2022 03:28

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General

Target

80ff62063bef52ec3a86435d0fb839c2d049e1b36422e82df257d98c8798bd2d.xls
Size

95KB
MD5

deabac9d5be1223f340377d3b7e21ea7
SHA1

31860bfe9f5a2a05d78d62abb5c647784247370d
SHA256

80ff62063bef52ec3a86435d0fb839c2d049e1b36422e82df257d98c8798bd2d
SHA512

5bed2fc5ecc35aea13b4cc6e8fe80bfc34de373b90d20b0e2e3c1a251d5feb5a2e7d4333584f52b54f0242c591edf64ffe43133907fac13dee67b787d139533d

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://edoraseguros.com.br/cgi-bin/jQNq9wlH1GXU/

Signatures

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

2116 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

2116 EXCEL.EXE
2116 EXCEL.EXE
2116 EXCEL.EXE
2116 EXCEL.EXE
2116 EXCEL.EXE
2116 EXCEL.EXE
2116 EXCEL.EXE
2116 EXCEL.EXE

pid	process
2116	EXCEL.EXE

pid	process
2116	EXCEL.EXE
2116	EXCEL.EXE
2116	EXCEL.EXE
2116	EXCEL.EXE
2116	EXCEL.EXE
2116	EXCEL.EXE
2116	EXCEL.EXE
2116	EXCEL.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\80ff62063bef52ec3a86435d0fb839c2d049e1b36422e82df257d98c8798bd2d.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2116

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2116-114-0x00007FFB2DA60000-0x00007FFB2DA70000-memory.dmp

Filesize
64KB

Download
memory/2116-115-0x00007FFB2DA60000-0x00007FFB2DA70000-memory.dmp

Filesize
64KB

Download
memory/2116-116-0x00007FFB2DA60000-0x00007FFB2DA70000-memory.dmp

Filesize
64KB

Download
memory/2116-117-0x00007FFB2DA60000-0x00007FFB2DA70000-memory.dmp

Filesize
64KB

Download
memory/2116-126-0x00007FFB2A3B0000-0x00007FFB2A3C0000-memory.dmp

Filesize
64KB

Download
memory/2116-127-0x00007FFB2A3B0000-0x00007FFB2A3C0000-memory.dmp

Filesize
64KB

Download