Analysis
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max time kernel
150s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
23-05-2024 01:55
Static task
static1
Behavioral task
behavioral1
Sample
b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe
Resource
win10v2004-20240508-en
General
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Target
b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe
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Size
1.3MB
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MD5
60561cff1dee1f6bab79d28ab8a84dc3
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SHA1
abd6f2841675755c088b4d70dee090225caa73db
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SHA256
b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e
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SHA512
ab073292660e415fbc8181fe7fefb83c3cdb92531fd4812742f7143dc31a75f1ab8b0e72279d02ffef137956502aa5c13a8e78ed1894ffd648de74b11c946fff
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SSDEEP
24576:4Mbni723L73/gXFxoYXpmTvCkV0uf5ZmH1OvAwP0Cwbn:43a3L73ou7vCkCua1RwML
Malware Config
Extracted
remcos
RemoteHost
104.250.180.178:7902
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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
Microsoft .exe
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copy_folder
Microsoft
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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
Microsoft -QUCX7D
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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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Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 19 IoCs
Processes:
resource yara_rule behavioral1/memory/1468-13-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-19-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-21-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-17-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-15-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-25-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-26-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-28-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-27-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-30-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-31-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-32-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-33-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-35-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-66-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-67-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-68-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-70-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1468-69-0x0000000000400000-0x0000000000482000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM -
Detects executables built or packed with MPress PE compressor 16 IoCs
Processes:
resource yara_rule behavioral1/memory/296-41-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2684-43-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2684-38-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1312-53-0x0000000000400000-0x0000000000424000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/296-51-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2684-50-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1312-49-0x0000000000400000-0x0000000000424000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/296-47-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2684-46-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/296-45-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1312-52-0x0000000000400000-0x0000000000424000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2684-58-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/296-60-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1468-65-0x0000000010000000-0x0000000010019000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1468-64-0x0000000010000000-0x0000000010019000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1468-61-0x0000000010000000-0x0000000010019000-memory.dmp INDICATOR_EXE_Packed_MPress -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 3 IoCs
Processes:
resource yara_rule behavioral1/memory/296-51-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/296-47-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/296-60-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 3 IoCs
Processes:
resource yara_rule behavioral1/memory/296-51-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/296-47-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/296-60-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/296-51-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/296-47-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/296-60-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/2684-50-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2684-46-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2684-58-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
Processes:
resource yara_rule behavioral1/memory/1312-53-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/296-51-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2684-50-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/296-47-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2684-46-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2684-58-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/296-60-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
AddInProcess32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts AddInProcess32.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exeAddInProcess32.exedescription pid process target process PID 2524 set thread context of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 1468 set thread context of 2684 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 set thread context of 296 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 set thread context of 1312 1468 AddInProcess32.exe AddInProcess32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exeAddInProcess32.exepid process 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe 2684 AddInProcess32.exe 2684 AddInProcess32.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
AddInProcess32.exepid process 1468 AddInProcess32.exe 1468 AddInProcess32.exe 1468 AddInProcess32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exeAddInProcess32.exedescription pid process Token: SeDebugPrivilege 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe Token: SeDebugPrivilege 1312 AddInProcess32.exe -
Suspicious use of WriteProcessMemory 28 IoCs
Processes:
b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exeAddInProcess32.exedescription pid process target process PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 2524 wrote to memory of 1468 2524 b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe AddInProcess32.exe PID 1468 wrote to memory of 2684 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 2684 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 2684 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 2684 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 2684 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 296 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 296 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 296 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 296 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 296 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 1312 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 1312 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 1312 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 1312 1468 AddInProcess32.exe AddInProcess32.exe PID 1468 wrote to memory of 1312 1468 AddInProcess32.exe AddInProcess32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe"C:\Users\Admin\AppData\Local\Temp\b27ccf7bb556e1f332c8feb3a12f6f3c4b0ba949c059cdc3a1bdd416fb87921e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\difgffoerydsefzyycjxmsmjbnaqlyboj"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:2684 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\glkyg"3⤵
- Accesses Microsoft Outlook accounts
PID:296 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\qfprgqkat"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1312
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84