d930f445a9053bfefd0cba7bf24b4ec7b267d5c498d4397d1bc694fcf0c68843

Resubmissions

17-12-2020 17:17

201217-f5b1rz4352 10

08-12-2020 15:09

201208-l8pbgx1xqe 8

Analysis

max time kernel
151s
max time network
106s
platform
windows7_x64
resource
win7v20201028
submitted
17-12-2020 17:17

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General

Target

Doc-7679.xls
Size

31KB
MD5

e40c18535c48fdfe3b2e841d51c94038
SHA1

6e1e23e8891a8ecd8ee3d85bc77c281f4b6be63b
SHA256

d930f445a9053bfefd0cba7bf24b4ec7b267d5c498d4397d1bc694fcf0c68843
SHA512

ec1457b453beca0e7d543c2652f3b58b6a0f976abec2cb979f867518657a6a4248998febe37086d60dc3c193cb6a4e968bcd747c5541372dc0ed0f033e865bd7

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://www.localco.ae/wp-scan.php

xlm40.dropper

https://sadiahyat.com/scan.php

Signatures

Process spawned unexpected child process 1 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1992	1008	rundll32.exe	24

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
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1008	EXCEL.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1008 wrote to memory of 1992	1008	EXCEL.EXE	31
PID 1008 wrote to memory of 1992	1008	EXCEL.EXE	31
PID 1008 wrote to memory of 1992	1008	EXCEL.EXE	31
PID 1008 wrote to memory of 1992	1008	EXCEL.EXE	31
PID 1008 wrote to memory of 1992	1008	EXCEL.EXE	31
PID 1008 wrote to memory of 1992	1008	EXCEL.EXE	31
PID 1008 wrote to memory of 1992	1008	EXCEL.EXE	31

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\Doc-7679.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1008
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\jxi09.txt,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1992

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

Replay Monitor

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Downloads

memory/1404-2-0x000007FEF8800000-0x000007FEF8A7A000-memory.dmp

Filesize
2.5MB

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