599b40aa7b210e6c8204c658da233a7bfe8d3f144860a93a4db498b69969679e

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-03-2024 21:21

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General

Target

MsWorld.exe
Size

128KB
MD5

7bd8a009b84b35868613332fe14267ab
SHA1

d36d4753aab27c6c5e253b9926406f7f97dc69a6
SHA256

56511f0b28f28c23b5a1a3c7d524ee25a4c6df9ac2b53797c95199534f86bbd2
SHA512

ad8e121f601f6698d720181d486da828781f729ca7880fb35c6fc70f021197e4a508dc46d980108a168ef2c6c89a62f3140e676ff71a1e40ea3e397ad0c63261
SSDEEP

3072:6wzn3BP7bo4a8uqwE6WPSUQvdIeaiQFc/sz4Px8vy+sL:R3BPP9G4Qvd/aKk4p8q+s

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 14 IoCs

Processes:

OUTLOOK.EXE

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\PerfStringBackup.INI	OUTLOOK.EXE
File created	C:\Windows\system32\perfc007.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc00C.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh009.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh00A.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh011.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh007.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc009.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh00C.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh010.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc011.dat	OUTLOOK.EXE
File created	C:\Windows\SysWOW64\PerfStringBackup.TMP	OUTLOOK.EXE
File created	C:\Windows\system32\perfc00A.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc010.dat	OUTLOOK.EXE

Drops file in Windows directory 3 IoCs

Processes:

OUTLOOK.EXE

description	ioc	process
File created	C:\Windows\inf\Outlook\outlperf.h	OUTLOOK.EXE
File opened for modification	C:\Windows\inf\Outlook\outlperf.h	OUTLOOK.EXE
File created	C:\Windows\inf\Outlook\0009\outlperf.ini	OUTLOOK.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

OUTLOOK.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Toolbar	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\MenuExt	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	OUTLOOK.EXE

Modifies registry class 64 IoCs

Processes:

OUTLOOK.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063047-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630EF-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630FF-0000-0000-C000-000000000046}\ = "_SolutionsModule"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F0-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F5-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006303D-0000-0000-C000-000000000046}\ = "UserProperties"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006302D-0000-0000-C000-000000000046}	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630B0-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006304E-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630A5-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063075-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006303F-0000-0000-C000-000000000046}	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063098-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630E9-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063026-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F4-0000-0000-C000-000000000046}\ = "_OlkCategory"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630FB-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00067368-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630D6-0000-0000-C000-000000000046}	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006300A-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006305B-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006302A-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063098-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630F1-0000-0000-C000-000000000046}\ = "_NavigationFolders"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672DF-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063087-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630DA-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063102-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630C6-0000-0000-C000-000000000046}\ = "_Stores"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063025-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672E4-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630D8-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006308D-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063041-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630E5-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063034-0000-0000-C000-000000000046}	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063078-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063077-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630EC-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630EE-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630A2-0000-0000-C000-000000000046}\ = "_BusinessCardView"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672DE-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672FA-0000-0000-C000-000000000046}	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630D0-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006309D-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672DD-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672EF-0000-0000-C000-000000000046}\ = "_OlkTimeControl"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630D8-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630CF-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063105-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630C6-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630E9-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672D9-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F5-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006304A-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063099-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006303E-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630EB-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630ED-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630D0-0000-0000-C000-000000000046}	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630FB-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630A8-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063047-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063073-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

OUTLOOK.EXE

pid process

2564 OUTLOOK.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

OUTLOOK.EXE

pid process

2564 OUTLOOK.EXE
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

OUTLOOK.EXE

pid process

2564 OUTLOOK.EXE
2564 OUTLOOK.EXE
2564 OUTLOOK.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

OUTLOOK.EXE

pid process

2564 OUTLOOK.EXE
2564 OUTLOOK.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

MsWorld.exeOUTLOOK.EXE

pid process

3012 MsWorld.exe
2564 OUTLOOK.EXE

pid	process
2564	OUTLOOK.EXE

pid	process
2564	OUTLOOK.EXE

pid	process
2564	OUTLOOK.EXE
2564	OUTLOOK.EXE
2564	OUTLOOK.EXE

pid	process
2564	OUTLOOK.EXE
2564	OUTLOOK.EXE

pid	process
3012	MsWorld.exe
2564	OUTLOOK.EXE

C:\Users\Admin\AppData\Local\Temp\MsWorld.exe
"C:\Users\Admin\AppData\Local\Temp\MsWorld.exe"
1⤵
- Suspicious use of SetWindowsHookEx
PID:3012

C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE" -Embedding
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2564

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\FORMS\FRMCACHE.DAT
Filesize
226KB

MD5
2b9caaa1aafd0618289c026a4d81d759

SHA1
0b7c9ce60f458fff5bf3ea8d6bb56215361399bb

SHA256
1c9f2c6c9fbc479e72f805fb9f88b06b6b33e685980085b6432a7686f33edff9

SHA512
b465881aa48f865d17c2db8dbea981647ea4b1e0234e17b799372639a0ce6a6031c0a508f0693a84cd01a34c4c40144f4e62a8bb92e314fc0e511ab10022d6c6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\FORMS\FRMCACHE.DAT
Filesize
240KB

MD5
60cad3f99c45969f17d5e3135cc5e41b

SHA1
4b470e29bc6728dc997e55d85a7d71ad2ac4c9d0

SHA256
e0d0e9d5a8e503ee66d25b9857a330b061a048e5c493fa46b709ff5d0b608b2a

SHA512
cc12597c7635e4c95f4e828db34fb2d590340f78f8704767949232876d9a99b3030451d14b6eaeaaadfc0b06c268f366a79f652038f4bdfdbc4887ca38c2ebb8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Outlook\mapisvc.inf
Filesize
970B

MD5
754f2e8286fb172efe8f3811339e51ce

SHA1
38a1d6e81ee5c37c6405fcdbd813e9324b36afa9

SHA256
9ccfe7043a83733610f5ab871691406cb2501e0af8439f224e137bba5af22f2c

SHA512
5ffdff828bc2c7db236b4a75de820a2ca8209dc7043b416dd345872b9f595048f689b89904bd62ec002673fd9196a81dec705533c24284e5cd00efd316c25676

Download Submit
memory/2564-2-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2564-3-0x00000000736DD000-0x00000000736E8000-memory.dmp

Filesize
44KB

Download
memory/2564-103-0x0000000073B11000-0x0000000073B12000-memory.dmp

Filesize
4KB

Download
memory/2564-129-0x00000000736DD000-0x00000000736E8000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads