Analysis
- max time kernel
147s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
29/03/2024, 13:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Payment_Advice.pdf.exe
Resource
win7-20240221-en
8 signatures
150 seconds
General
- Target Payment_Advice.pdf.exe
- Size 535KB
- Sample240329-qj69daaa74
- SHA256 7cc872c2db97ac517a53904af50ad37dd08ca934fd1a48d4ebbd4c593c9cf528
- MD5 dce3a42744dfd9236299039e09ed1fc9
- SHA1 e677a7accc88342822454c28a55cee05cc8d0ac0
- SHA512 ce85b18d067cf01f9563cd8c85f6eeba64f32cd55682a0a51fe7bdf2d395d69e5712ba88f88f9a890c3366125266e9319f3766adba30d80c695de553db2427de
- SSDEEP 12288:J8/xQNl/Wqq9WylY3mVOgfhl9ZFn2IGkPyIfDD/zy/wlEYi:2mZy1VOgfb9NYU3r76
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
lokibot
C2
-
https://sempersim.su/c17/fre.php
-
http://kbfvzoboss.bid/alien/fre.php
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http://alphastand.trade/alien/fre.php
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http://alphastand.win/alien/fre.php
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http://alphastand.top/alien/fre.php
Signatures
- 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-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation Payment_Advice.pdf.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4900 set thread context of 4768 4900 Payment_Advice.pdf.exe 101 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5064 schtasks.exe - Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 4900 Payment_Advice.pdf.exe 4900 Payment_Advice.pdf.exe 4900 Payment_Advice.pdf.exe 3772 powershell.exe 2556 powershell.exe 3772 powershell.exe 2556 powershell.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4900 Payment_Advice.pdf.exe Token: SeDebugPrivilege 2556 powershell.exe Token: SeDebugPrivilege 3772 powershell.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4900 wrote to memory of 3772 4900 Payment_Advice.pdf.exe 95 PID 4900 wrote to memory of 3772 4900 Payment_Advice.pdf.exe 95 PID 4900 wrote to memory of 2556 4900 Payment_Advice.pdf.exe 96 PID 4900 wrote to memory of 2556 4900 Payment_Advice.pdf.exe 96 PID 4900 wrote to memory of 5064 4900 Payment_Advice.pdf.exe 97 PID 4900 wrote to memory of 5064 4900 Payment_Advice.pdf.exe 97 PID 4900 wrote to memory of 4768 4900 Payment_Advice.pdf.exe 101 PID 4900 wrote to memory of 4768 4900 Payment_Advice.pdf.exe 101 PID 4900 wrote to memory of 4768 4900 Payment_Advice.pdf.exe 101 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment_Advice.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Advice.pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Payment_Advice.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3772
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FGZscboXVnu.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2556
-
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FGZscboXVnu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD8F.tmp"2⤵
- Creates scheduled task(s)
PID:5064
-
-
C:\Users\Admin\AppData\Local\Temp\Payment_Advice.pdf.exeC:\Users\Admin\AppData\Local\Temp\Payment_Advice.pdf.exe2⤵PID:4768
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 2KB
- SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
- MD5 d85ba6ff808d9e5444a4b369f5bc2730
- SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
- SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05
- MD5 3a6bad9528f8e23fb5c77fbd81fa28e8
- SHA1 f127317c3bc6407f536c0f0600dcbcf1aabfba36
- SHA512 846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_v1x5twe3.kpn.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\tmpDD8F.tmp
- Size 1KB
- SHA256 ae9d02251f9b57060cd7ae9b2199b3fbf31cde1038549c640e9a35130e60eb6d
- MD5 fed4271685584651c6887279f823e3ec
- SHA1 494040e44812dc2c176bf9328f6acca9203c08a4
- SHA512 84df77e835a568c4c9a4a57414a879b85c20ecacd45990ba6136ca579865bac00ce636d7d1959fa5c2eea319d1d9ec1d5de3c8d47d18b2b00b7ffdf6117125c0
- MD5 SHA1 SHA512