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Analysis
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max time kernel
147s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
26/07/2024, 21:54
Static task
static1
Behavioral task
behavioral1
Sample
Shipping documents PO 16103 INV.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Shipping documents PO 16103 INV.exe
Resource
win10v2004-20240709-en
General
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Target
Shipping documents PO 16103 INV.exe
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Size
2.5MB
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MD5
671423091cbffb473016291d68a5b49b
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SHA1
07f1a0c895fa372f6043fbf013b78321a6939193
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SHA256
31fdf75cd3cf71f770eb158141183b08ed0845b27ecd2e90ce20eb3c4e4642c0
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SHA512
23782fee548af5a284ac9d833041604a4e1965df0c7f7bad6f4eaa7c1f13a0712c2d3218b868c06cb7779df57ec2f79fdb1dcc1b9f951cda95fa095e925f486e
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SSDEEP
49152:Qg7eO7kjTav5AwVZGKY3uS+s1vm1lOt+2QpTay:F7lQfjQd
Malware Config
Extracted
remcos
Dollar Man
178.23.190.118:52499
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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-SJ9MVF
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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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Detected Nirsoft tools 9 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/2548-20-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2548-24-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/3012-35-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/3028-34-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/3012-33-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/3028-30-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/3028-36-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2548-41-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/3012-44-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/3012-35-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/3012-33-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/3012-44-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2548-20-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2548-24-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2548-41-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts installutil.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2276 set thread context of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2760 set thread context of 2548 2760 installutil.exe 33 PID 2760 set thread context of 3012 2760 installutil.exe 36 PID 2760 set thread context of 3028 2760 installutil.exe 38 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 installutil.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language installutil.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language installutil.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language installutil.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2276 Shipping documents PO 16103 INV.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2548 installutil.exe 2548 installutil.exe -
Suspicious behavior: MapViewOfSection 7 IoCs
pid Process 2760 installutil.exe 2760 installutil.exe 2760 installutil.exe 2760 installutil.exe 2760 installutil.exe 2760 installutil.exe 2760 installutil.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3028 installutil.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2760 installutil.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2276 wrote to memory of 2760 2276 Shipping documents PO 16103 INV.exe 31 PID 2760 wrote to memory of 2540 2760 installutil.exe 32 PID 2760 wrote to memory of 2540 2760 installutil.exe 32 PID 2760 wrote to memory of 2540 2760 installutil.exe 32 PID 2760 wrote to memory of 2540 2760 installutil.exe 32 PID 2760 wrote to memory of 2540 2760 installutil.exe 32 PID 2760 wrote to memory of 2540 2760 installutil.exe 32 PID 2760 wrote to memory of 2540 2760 installutil.exe 32 PID 2760 wrote to memory of 2548 2760 installutil.exe 33 PID 2760 wrote to memory of 2548 2760 installutil.exe 33 PID 2760 wrote to memory of 2548 2760 installutil.exe 33 PID 2760 wrote to memory of 2548 2760 installutil.exe 33 PID 2760 wrote to memory of 2548 2760 installutil.exe 33 PID 2760 wrote to memory of 2548 2760 installutil.exe 33 PID 2760 wrote to memory of 2548 2760 installutil.exe 33 PID 2760 wrote to memory of 2548 2760 installutil.exe 33 PID 2760 wrote to memory of 2596 2760 installutil.exe 34 PID 2760 wrote to memory of 2596 2760 installutil.exe 34 PID 2760 wrote to memory of 2596 2760 installutil.exe 34 PID 2760 wrote to memory of 2596 2760 installutil.exe 34 PID 2760 wrote to memory of 2596 2760 installutil.exe 34 PID 2760 wrote to memory of 2596 2760 installutil.exe 34 PID 2760 wrote to memory of 2596 2760 installutil.exe 34 PID 2760 wrote to memory of 2616 2760 installutil.exe 35 PID 2760 wrote to memory of 2616 2760 installutil.exe 35 PID 2760 wrote to memory of 2616 2760 installutil.exe 35 PID 2760 wrote to memory of 2616 2760 installutil.exe 35 PID 2760 wrote to memory of 2616 2760 installutil.exe 35 PID 2760 wrote to memory of 2616 2760 installutil.exe 35 PID 2760 wrote to memory of 2616 2760 installutil.exe 35 PID 2760 wrote to memory of 3012 2760 installutil.exe 36 PID 2760 wrote to memory of 3012 2760 installutil.exe 36 PID 2760 wrote to memory of 3012 2760 installutil.exe 36 PID 2760 wrote to memory of 3012 2760 installutil.exe 36 PID 2760 wrote to memory of 3012 2760 installutil.exe 36 PID 2760 wrote to memory of 3012 2760 installutil.exe 36 PID 2760 wrote to memory of 3012 2760 installutil.exe 36 PID 2760 wrote to memory of 3012 2760 installutil.exe 36 PID 2760 wrote to memory of 2208 2760 installutil.exe 37 PID 2760 wrote to memory of 2208 2760 installutil.exe 37 PID 2760 wrote to memory of 2208 2760 installutil.exe 37 PID 2760 wrote to memory of 2208 2760 installutil.exe 37 PID 2760 wrote to memory of 2208 2760 installutil.exe 37 PID 2760 wrote to memory of 2208 2760 installutil.exe 37 PID 2760 wrote to memory of 2208 2760 installutil.exe 37 PID 2760 wrote to memory of 3028 2760 installutil.exe 38 PID 2760 wrote to memory of 3028 2760 installutil.exe 38 PID 2760 wrote to memory of 3028 2760 installutil.exe 38 PID 2760 wrote to memory of 3028 2760 installutil.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\Shipping documents PO 16103 INV.exe"C:\Users\Admin\AppData\Local\Temp\Shipping documents PO 16103 INV.exe"1⤵
- Suspicious use of SetThreadContext
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2276 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2760 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\kzyxjaaocn"3⤵PID:2540
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\kzyxjaaocn"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2548
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\vcehktkqqvmzd"3⤵PID:2596
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\vcehktkqqvmzd"3⤵PID:2616
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\vcehktkqqvmzd"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:3012
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\xwrallvkedemnagq"3⤵PID:2208
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\xwrallvkedemnagq"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3028
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD5090a0cdc39ad7d708af09f3de76bac81
SHA158b700cf07d3ea2a1cac3aa4c1d0371a40815c2d
SHA2568da9a32925fcc8db34fa2b93838c16d7a82a95c4530a1219210ac9a03cffdab1
SHA51237ff0006276de1a7cedd1e86f4b9925525c64a801b4d5e63eee32300c270c4b06918b588a408f84fe6d57e0be9269f29dc9507ffb4581c88a0ceb402e1ae8684
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84