Analysis
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max time kernel
148s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-01-2025 20:21
Behavioral task
behavioral1
Sample
1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe
Resource
win10v2004-20241007-en
General
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Target
1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe
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Size
235KB
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MD5
541bfc55cbbab47729342d1f2ddf0f73
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SHA1
72e64bf487c1e971a9fc2f05281299caf90b27c3
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SHA256
2edf874ef456146a26d6f4c7836069d48597c01fb7fb569f31013866012a7bd7
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SHA512
0dd4b0fc8a4d7aec1846d2bc6a6cc98b11937ae0b99e2d20eb2c1673bed6c867414a8a2646516b895e013f50e326c158d3e1e7c2f12028a7228e9215845cc033
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SSDEEP
6144:JQP761yOPJaNOKnod5naEtdpB6JdJf7s/ENdcAcrNOr0/RdVV:JQP7M0NOK3856JzjsAOZrNl
Malware Config
Extracted
remcos
ManifestBlessings
krakencryptotrades.duckdns.org:2025
recoverytrades.duckdns.org:2026
krakenrecoveries.freemyip.com:2026
007lora.varpourtec.com:2026
masterb12.risunn.com:2026
risunn.com:2026
risunn.com:2025
nunubv1.fratellillottini.com:2026
fratellillottini.com:2025
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audio_folder
MicRecords
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audio_path
ApplicationPath
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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-C3DF3D
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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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Remcos family
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Detected Nirsoft tools 10 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/2428-18-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/2428-19-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3216-25-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2428-27-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3216-15-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2548-14-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/3216-13-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2548-12-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/3216-11-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2548-31-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/2428-18-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/2428-19-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/2428-27-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/2548-14-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/2548-12-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/2548-31-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2848 set thread context of 2548 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 82 PID 2848 set thread context of 2428 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 83 PID 2848 set thread context of 3216 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 84 -
resource yara_rule behavioral2/memory/2848-0-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-38-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-39-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-40-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-42-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-44-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-47-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-50-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-54-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-57-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-74-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-77-0x0000000000400000-0x0000000000488000-memory.dmp upx behavioral2/memory/2848-80-0x0000000000400000-0x0000000000488000-memory.dmp upx -
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 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2548 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 3216 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 2548 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 3216 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 2548 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 2548 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3216 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2848 wrote to memory of 2548 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 82 PID 2848 wrote to memory of 2548 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 82 PID 2848 wrote to memory of 2548 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 82 PID 2848 wrote to memory of 2428 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 83 PID 2848 wrote to memory of 2428 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 83 PID 2848 wrote to memory of 2428 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 83 PID 2848 wrote to memory of 3216 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 84 PID 2848 wrote to memory of 3216 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 84 PID 2848 wrote to memory of 3216 2848 1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe"C:\Users\Admin\AppData\Local\Temp\1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Users\Admin\AppData\Local\Temp\1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exeC:\Users\Admin\AppData\Local\Temp\1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\qoxijdrlntyogleviwzstryvoz"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2548
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C:\Users\Admin\AppData\Local\Temp\1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exeC:\Users\Admin\AppData\Local\Temp\1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\bqkskvknbbqtjrszrhulewslxohno"2⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:2428
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C:\Users\Admin\AppData\Local\Temp\1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exeC:\Users\Admin\AppData\Local\Temp\1737663604da278262d49c4244551f832f08605e950c70b8ed6e61efd3cf2c7036af37a35e584.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\dkqllnvgpjigtxgdarhnhjnugurnhhrv"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3216
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD534c2d34399e4ac7375836ff7a371e216
SHA160b1da7a0641e0164143ecd39648eae9817b64a9
SHA25678cbd6e02a03e6283a2eabf4cca93c8062d446015603abb3b19140807876da89
SHA512300c0b939101aa85f0a560224a1d409e503081254e637725942df90323a19c30a0e7edb99b72606da71c1c031caa81016b626c5ec421cf85c0d5744a04048842
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Filesize
4KB
MD57aca43b2800ceb18b3ed2326532545de
SHA1d4cf207ef85bd749d59c1cb27a09c167ee21523a
SHA2563d9f8622d97587fd84d3d0560a50ab38e5f894fe4b5bcaa34279643fdaaeb480
SHA5120e002e6b8d965c227d9b1aa7c0251619c787ec7717e59667e756e5815e3666a955ea397eb148a1ed6bb7d8045727e4efa656a103f14bc70a03b03f0c91283c2f