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Overview
overview
10Static
static
10137b35a162...4d.exe
windows7-x64
137b35a162...4d.exe
windows10-2004-x64
2030669b9d...1f.exe
windows7-x64
102030669b9d...1f.exe
windows10-2004-x64
10241b251516...7b.exe
windows7-x64
10241b251516...7b.exe
windows10-2004-x64
104ae73bfefe...44.exe
windows7-x64
104ae73bfefe...44.exe
windows10-2004-x64
104c312e3cce...5c.exe
windows7-x64
104c312e3cce...5c.exe
windows10-2004-x64
10540eb4eb6d...67.exe
windows7-x64
10540eb4eb6d...67.exe
windows10-2004-x64
95e1a82be9d...ee.exe
windows7-x64
105e1a82be9d...ee.exe
windows10-2004-x64
10a9b51a1c84...5e.exe
windows7-x64
10a9b51a1c84...5e.exe
windows10-2004-x64
10abbaee1408...19.exe
windows7-x64
10abbaee1408...19.exe
windows10-2004-x64
10ba794fac4a...ff.exe
windows7-x64
10ba794fac4a...ff.exe
windows10-2004-x64
10c2d55f54c2...12.doc
windows7-x64
4c2d55f54c2...12.doc
windows10-2004-x64
1e42d6acc64...6d.exe
windows7-x64
10e42d6acc64...6d.exe
windows10-2004-x64
10Analysis
-
max time kernel
153s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
10/05/2023, 14:35
Static task
static1
Behavioral task
behavioral1
Sample
137b35a1620fae21dec2f0c3a131d9a0d29cfcd9e82ce8f834eb77d4f4016d4d.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
137b35a1620fae21dec2f0c3a131d9a0d29cfcd9e82ce8f834eb77d4f4016d4d.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
2030669b9dc24b34099a10012ea0850380a10205475657c3f8e2d34b5e91551f.exe
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
2030669b9dc24b34099a10012ea0850380a10205475657c3f8e2d34b5e91551f.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral5
Sample
241b2515168df42784e10af72536a6d661d8bd483abae1931d81f11c8ebcdf7b.exe
Resource
win7-20230220-en
Behavioral task
behavioral6
Sample
241b2515168df42784e10af72536a6d661d8bd483abae1931d81f11c8ebcdf7b.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral7
Sample
4ae73bfefefb1e74a928827cf4f59b3f136e739775209353af6d43bb5bde0d44.exe
Resource
win7-20230220-en
Behavioral task
behavioral8
Sample
4ae73bfefefb1e74a928827cf4f59b3f136e739775209353af6d43bb5bde0d44.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral9
Sample
4c312e3cce557ee17db0299bcc112699e616fb162afdadf12a41815a4a314b5c.exe
Resource
win7-20230220-en
Behavioral task
behavioral10
Sample
4c312e3cce557ee17db0299bcc112699e616fb162afdadf12a41815a4a314b5c.exe
Resource
win10v2004-20230221-en
Behavioral task
behavioral11
Sample
540eb4eb6d4b81ba016cea7899b4aa104a38d0a539bf018140fb552de00ee267.exe
Resource
win7-20230220-en
Behavioral task
behavioral12
Sample
540eb4eb6d4b81ba016cea7899b4aa104a38d0a539bf018140fb552de00ee267.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral13
Sample
5e1a82be9d8f3ed23343ff5dd356625fabb8a16fb2e8e637051913a9f05342ee.exe
Resource
win7-20230220-en
Behavioral task
behavioral14
Sample
5e1a82be9d8f3ed23343ff5dd356625fabb8a16fb2e8e637051913a9f05342ee.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral15
Sample
a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe
Resource
win7-20230220-en
Behavioral task
behavioral16
Sample
a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral17
Sample
abbaee140815099a2d6b0d4edbc24c39f18bb451a32e67a18c511c7a164b7e19.exe
Resource
win7-20230220-en
Behavioral task
behavioral18
Sample
abbaee140815099a2d6b0d4edbc24c39f18bb451a32e67a18c511c7a164b7e19.exe
Resource
win10v2004-20230221-en
Behavioral task
behavioral19
Sample
ba794fac4af75d1fb23270a772d17d36b2d84606cffb38a991e41a22a21b7cff.exe
Resource
win7-20230220-en
Behavioral task
behavioral20
Sample
ba794fac4af75d1fb23270a772d17d36b2d84606cffb38a991e41a22a21b7cff.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral21
Sample
c2d55f54c26d6f73908c7138e999fadcb9a8617fea8f56cee943f93956adfa12.doc
Resource
win7-20230220-en
Behavioral task
behavioral22
Sample
c2d55f54c26d6f73908c7138e999fadcb9a8617fea8f56cee943f93956adfa12.doc
Resource
win10v2004-20230220-en
Behavioral task
behavioral23
Sample
e42d6acc643608d3be98a986efbb2ae23865c200b4f029182943a8b6447acf6d.exe
Resource
win7-20230220-en
Behavioral task
behavioral24
Sample
e42d6acc643608d3be98a986efbb2ae23865c200b4f029182943a8b6447acf6d.exe
Resource
win10v2004-20230220-en
General
-
Target
a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe
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Size
692KB
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MD5
21a98f442dc499874eee65be09e23256
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SHA1
b220652614f3f561aa690ef5009c655bb31956d1
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SHA256
a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e
-
SHA512
6dbd625a43d2da5bb9743a01e748c71c0654f9c71229ab1b5e4973a9b12f657f4d301f6a8cada418bad21009f0596b78cda4745fc896fd3bac02974c800401f0
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SSDEEP
12288:ZzgmdXs3Q7Rxyb+xM3A4qte6gvV696oYd+eufXpaIJYHjDDU:5gksGcC2TxN69HY+fp/S7U
Malware Config
Extracted
Protocol: smtp- Host:
mail.tcci.org.sa - Port:
587 - Username:
[email protected] - Password:
Brown3044
Signatures
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NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral16/memory/348-151-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral16/memory/3608-160-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral16/memory/3608-162-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral16/memory/3608-164-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral16/memory/348-151-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral16/memory/2448-167-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral16/memory/2448-169-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral16/memory/2448-176-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
resource yara_rule behavioral16/memory/348-151-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral16/memory/3608-160-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral16/memory/3608-162-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral16/memory/3608-164-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral16/memory/2448-167-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral16/memory/2448-169-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral16/memory/2448-176-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe -
Executes dropped EXE 2 IoCs
pid Process 4776 Windows Update.exe 348 Windows Update.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" Windows Update.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe File opened for modification C:\Windows\assembly\Desktop.ini a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 13 whatismyipaddress.com 15 whatismyipaddress.com -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 3704 set thread context of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 4776 set thread context of 348 4776 Windows Update.exe 87 PID 348 set thread context of 3608 348 Windows Update.exe 90 PID 348 set thread context of 2448 348 Windows Update.exe 93 -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe File opened for modification C:\Windows\assembly\Desktop.ini a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe File opened for modification C:\Windows\assembly a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 4776 Windows Update.exe 4776 Windows Update.exe 4776 Windows Update.exe 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 4776 Windows Update.exe 4776 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 4776 Windows Update.exe 4776 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe 348 Windows Update.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe Token: SeDebugPrivilege 4776 Windows Update.exe Token: SeDebugPrivilege 348 Windows Update.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 348 Windows Update.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 3704 wrote to memory of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 3704 wrote to memory of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 3704 wrote to memory of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 3704 wrote to memory of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 3704 wrote to memory of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 3704 wrote to memory of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 3704 wrote to memory of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 3704 wrote to memory of 1672 3704 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 83 PID 1672 wrote to memory of 4776 1672 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 84 PID 1672 wrote to memory of 4776 1672 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 84 PID 1672 wrote to memory of 4776 1672 a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe 84 PID 4776 wrote to memory of 348 4776 Windows Update.exe 87 PID 4776 wrote to memory of 348 4776 Windows Update.exe 87 PID 4776 wrote to memory of 348 4776 Windows Update.exe 87 PID 4776 wrote to memory of 348 4776 Windows Update.exe 87 PID 4776 wrote to memory of 348 4776 Windows Update.exe 87 PID 4776 wrote to memory of 348 4776 Windows Update.exe 87 PID 4776 wrote to memory of 348 4776 Windows Update.exe 87 PID 4776 wrote to memory of 348 4776 Windows Update.exe 87 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 3608 348 Windows Update.exe 90 PID 348 wrote to memory of 2448 348 Windows Update.exe 93 PID 348 wrote to memory of 2448 348 Windows Update.exe 93 PID 348 wrote to memory of 2448 348 Windows Update.exe 93 PID 348 wrote to memory of 2448 348 Windows Update.exe 93 PID 348 wrote to memory of 2448 348 Windows Update.exe 93 PID 348 wrote to memory of 2448 348 Windows Update.exe 93 PID 348 wrote to memory of 2448 348 Windows Update.exe 93 PID 348 wrote to memory of 2448 348 Windows Update.exe 93 PID 348 wrote to memory of 2448 348 Windows Update.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe"C:\Users\Admin\AppData\Local\Temp\a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe"1⤵
- Drops desktop.ini file(s)
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Users\Admin\AppData\Local\Temp\a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe"C:\Users\Admin\AppData\Local\Temp\a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e.exe"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Users\Admin\AppData\Roaming\Windows Update.exe"C:\Users\Admin\AppData\Roaming\Windows Update.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4776 -
C:\Users\Admin\AppData\Roaming\Windows Update.exe"C:\Users\Admin\AppData\Roaming\Windows Update.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:348 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"5⤵
- Accesses Microsoft Outlook accounts
PID:3608
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"5⤵PID:2448
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
102B
MD5a48d183869f02d762a76ed3dc87ad2e2
SHA119645475dd5cf06792b2c5476b8e01f7f0033a43
SHA256d974bde76064760a372e6a2df2cd9bd23f80150ae0ceaa7ac9e6641e8ca0302a
SHA512f2f0a0fdd3a761a1d53a52e3f92302699eae405ced9c31d4e07a6934815f00a64c01f489ffbc80112e858b9fef6b9b9998134399af328b25856868331a4232a4
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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Filesize
89KB
MD584c42d0f2c1ae761bef884638bc1eacd
SHA14353881e7f4e9c7610f4e0489183b55bb58bb574
SHA256331487446653875bf1e628b797a5283e40056654f7ff328eafbe39b0304480d3
SHA51243c307a38faa3a4b311597034cf75035a4434a1024d2a54e867e6a94b53b677898d71a858438d119000e872a7a6e92c5b31d277a8c207a94375ed4fd3c7beb87
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Filesize
692KB
MD521a98f442dc499874eee65be09e23256
SHA1b220652614f3f561aa690ef5009c655bb31956d1
SHA256a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e
SHA5126dbd625a43d2da5bb9743a01e748c71c0654f9c71229ab1b5e4973a9b12f657f4d301f6a8cada418bad21009f0596b78cda4745fc896fd3bac02974c800401f0
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Filesize
692KB
MD521a98f442dc499874eee65be09e23256
SHA1b220652614f3f561aa690ef5009c655bb31956d1
SHA256a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e
SHA5126dbd625a43d2da5bb9743a01e748c71c0654f9c71229ab1b5e4973a9b12f657f4d301f6a8cada418bad21009f0596b78cda4745fc896fd3bac02974c800401f0
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Filesize
692KB
MD521a98f442dc499874eee65be09e23256
SHA1b220652614f3f561aa690ef5009c655bb31956d1
SHA256a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e
SHA5126dbd625a43d2da5bb9743a01e748c71c0654f9c71229ab1b5e4973a9b12f657f4d301f6a8cada418bad21009f0596b78cda4745fc896fd3bac02974c800401f0
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Filesize
692KB
MD521a98f442dc499874eee65be09e23256
SHA1b220652614f3f561aa690ef5009c655bb31956d1
SHA256a9b51a1c8409470cf8204ec646aabdd91cf7aa424dfaeaf5e58447e65065925e
SHA5126dbd625a43d2da5bb9743a01e748c71c0654f9c71229ab1b5e4973a9b12f657f4d301f6a8cada418bad21009f0596b78cda4745fc896fd3bac02974c800401f0