Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2024 08:51
Static task
static1
Behavioral task
behavioral1
Sample
scan_241205-801_draft_PO.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
scan_241205-801_draft_PO.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
scan_241205-801_draft_PO.exe
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Size
1.2MB
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MD5
16df1bbb45f31ef099862d1df04b9741
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SHA1
e9c1056bc30a3817d84656a944b39190cbb1b7c9
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SHA256
b5486818c1913895b913ace02e94fee62a6468b3df96abd6c75c863499873dd2
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SHA512
083ed41b277bfdaa0876c756868acb0286d22eb498aa4f18638a258a86559ddc6bce35d777b259f71b7d392291d5ee0ad346671931c562c89bafc4c555d877cb
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SSDEEP
24576:tmwFwYo/knJ5vkeSTejf+WNvXgd93W0wbenPc15QClzZ:gkVosnJSeSTw+WNfgdlZ0iPc/Q+zZ
Malware Config
Extracted
remcos
RemoteHost
162.251.122.87:2404
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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
-
connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
-
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
-
mouse_option
false
-
mutex
Rmc-UOMZ21
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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
-
take_screenshot_time
5
Signatures
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Guloader family
-
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Remcos family
-
Detected Nirsoft tools 7 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/3484-597-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3484-604-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3680-605-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/1952-608-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1952-602-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1952-596-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/3680-613-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/3484-597-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/3484-604-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/3680-605-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/3680-613-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Loads dropped DLL 2 IoCs
pid Process 2336 scan_241205-801_draft_PO.exe 2336 scan_241205-801_draft_PO.exe -
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 scan_241205-801_draft_PO.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 1204 scan_241205-801_draft_PO.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2336 scan_241205-801_draft_PO.exe 1204 scan_241205-801_draft_PO.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2336 set thread context of 1204 2336 scan_241205-801_draft_PO.exe 91 PID 1204 set thread context of 3680 1204 scan_241205-801_draft_PO.exe 92 PID 1204 set thread context of 3484 1204 scan_241205-801_draft_PO.exe 93 PID 1204 set thread context of 1952 1204 scan_241205-801_draft_PO.exe 94 -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\resources\torvind\Microspecies102.gip scan_241205-801_draft_PO.exe File opened for modification C:\Windows\Fonts\afholdshotellers\nineholes.Uni179 scan_241205-801_draft_PO.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 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 scan_241205-801_draft_PO.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language scan_241205-801_draft_PO.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language scan_241205-801_draft_PO.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language scan_241205-801_draft_PO.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language scan_241205-801_draft_PO.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3680 scan_241205-801_draft_PO.exe 3680 scan_241205-801_draft_PO.exe 1952 scan_241205-801_draft_PO.exe 1952 scan_241205-801_draft_PO.exe 3680 scan_241205-801_draft_PO.exe 3680 scan_241205-801_draft_PO.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
pid Process 2336 scan_241205-801_draft_PO.exe 1204 scan_241205-801_draft_PO.exe 1204 scan_241205-801_draft_PO.exe 1204 scan_241205-801_draft_PO.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1952 scan_241205-801_draft_PO.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1204 scan_241205-801_draft_PO.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2336 wrote to memory of 1204 2336 scan_241205-801_draft_PO.exe 91 PID 2336 wrote to memory of 1204 2336 scan_241205-801_draft_PO.exe 91 PID 2336 wrote to memory of 1204 2336 scan_241205-801_draft_PO.exe 91 PID 2336 wrote to memory of 1204 2336 scan_241205-801_draft_PO.exe 91 PID 2336 wrote to memory of 1204 2336 scan_241205-801_draft_PO.exe 91 PID 1204 wrote to memory of 3680 1204 scan_241205-801_draft_PO.exe 92 PID 1204 wrote to memory of 3680 1204 scan_241205-801_draft_PO.exe 92 PID 1204 wrote to memory of 3680 1204 scan_241205-801_draft_PO.exe 92 PID 1204 wrote to memory of 3484 1204 scan_241205-801_draft_PO.exe 93 PID 1204 wrote to memory of 3484 1204 scan_241205-801_draft_PO.exe 93 PID 1204 wrote to memory of 3484 1204 scan_241205-801_draft_PO.exe 93 PID 1204 wrote to memory of 1952 1204 scan_241205-801_draft_PO.exe 94 PID 1204 wrote to memory of 1952 1204 scan_241205-801_draft_PO.exe 94 PID 1204 wrote to memory of 1952 1204 scan_241205-801_draft_PO.exe 94
Processes
-
C:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exe"C:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exe"C:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exeC:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exe /stext "C:\Users\Admin\AppData\Local\Temp\ugtpqiiaaphagpzktwfcitajiqbswtv"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3680
-
-
C:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exeC:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exe /stext "C:\Users\Admin\AppData\Local\Temp\eayirbbtoxzfrvvwlhzelgvsjxkbpdufca"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:3484
-
-
C:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exeC:\Users\Admin\AppData\Local\Temp\scan_241205-801_draft_PO.exe /stext "C:\Users\Admin\AppData\Local\Temp\gdlastm"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1952
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD555309383c5f2ce3f85f143f6c15581c5
SHA102f91749fe55bfd6f3fdd9c096b4b776971fd4f0
SHA256473f2bae6ec5b11618d132b7b9d870421594142730d6846b20b276e92698b109
SHA5123500cbaa12b3b2e49ed6f223a677d02d59d2cf6ba33e2fd1540e87213e792d670f1e97ad4765cd4f43fba36ebc871c3c9ee5ac8bbd233efd88e284272a37782b
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Filesize
11KB
MD575ed96254fbf894e42058062b4b4f0d1
SHA1996503f1383b49021eb3427bc28d13b5bbd11977
SHA256a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
SHA51258174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4
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Filesize
12B
MD5c69f9017146365e0214351f8fe3c5837
SHA11653405a133cee32745a9a2bffaeca4429d95532
SHA256e7137bbf941ddb679efbbb3043769122f659a0932d056894f411b734fb1ffddd
SHA512fa5a9dad8862c6614fd148c9800f3aec0b2a842f1f3ee47f22bbc426133bd7659bdb2cfac45d25288ea6a4c4f1b29163b8ae764c0d15c008935a7b9606c67977
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Filesize
1B
MD58ce4b16b22b58894aa86c421e8759df3
SHA113fbd79c3d390e5d6585a21e11ff5ec1970cff0c
SHA2568254c329a92850f6d539dd376f4816ee2764517da5e0235514af433164480d7a
SHA5122af8a9104b3f64ed640d8c7e298d2d480f03a3610cbc2b33474321ec59024a48592ea8545e41e09d5d1108759df48ede0054f225df39d4f0f312450e0aa9dd25
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Filesize
2B
MD525bc6654798eb508fa0b6343212a74fe
SHA115d5e1d3b948fd5986aaff7d9419b5e52c75fc93
SHA2568e5202705183bd3a20a29e224499b0f77a8273ee33cd93cca71043c57ad4bdfc
SHA5125868c6241ed3cfcc5c34bfe42e4b9f5c69e74975e524771d8c9f35cafc13fd01cd943ec4d8caefee79a1f4a457e69d20b7a86f88db83a5bc3e6bd8a619972898
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Filesize
3B
MD54e27f2226785e9abbe046fc592668860
SHA128b18a7f383131df509f7191f946a32c5a2e410c
SHA25601a219245e1501fee01ce0baea8f6065ce5162cea12fa570689a07c9717be81d
SHA5122a23585835bdb5db8175cab265566042282841efdcee8aaba8b9b5d466b0f165c0c5973033ce94bb9a8f07a956689247981ea07ac5a51408263e1653d9710adb
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Filesize
4B
MD5cde63b34c142af0a38cbe83791c964f8
SHA1ece2b194b486118b40ad12c1f0e9425dd0672424
SHA25665e2d70166c9a802b7ad2a87129b8945f083e5f268878790a9d1f1c03f47938d
SHA5120559d3d34ad64ccc27e685431c24fc6ead0f645db14fa0e125a64fb67dbd158c15432c1fc5407811aac8a3486090dfbcfcbc3c6bf5aa0ec73f979ef62d14853c
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Filesize
5B
MD5e2fecc970546c3418917879fe354826c
SHA163f1c1dd01b87704a6b6c99fd9f141e0a3064f16
SHA256ff91566d755f5d038ae698a2cc0a7d4d14e5273afafc37b6f03afda163768fa0
SHA5123c4a68cbaee94f986515f43305a0e7620c14c30213d4a17db4a3e8a1b996764eb688bf733f472fc52073c2c80bb5229bb29411d7601aefe1c4370e230c341a0a
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Filesize
6B
MD550484c19f1afdaf3841a0d821ed393d2
SHA1c65a0fb7e74ffd2c9fc3a0f9aacb0f6a24b0a68b
SHA2566923dd1bc0460082c5d55a831908c24a282860b7f1cd6c2b79cf1bc8857c639c
SHA512d51a20d67571fe70bcd6c36e1382a3c342f42671c710090b75fcfc2405ce24488e03a7131eefe4751d0bd3aeaad816605ad10c8e3258d72fcf379e32416cbf3b
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Filesize
7B
MD567cfa7364c4cf265b047d87ff2e673ae
SHA156e27889277981a9b63fcf5b218744a125bbc2fa
SHA256639b68bd180b47d542dd001d03557ee2d5b3065c3c783143bc9fb548f3fd7713
SHA51217f28a136b20b89e9c3a418b08fd8e6fcaac960872dc33b2481af2d872efc44228f420759c57724f5d953c7ba98f2283e2acc7dfe5a58cbf719c6480ec7a648b
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Filesize
8B
MD5c3cb69218b85c3260387fb582cb518dd
SHA1961c892ded09a4cbb5392097bb845ccba65902ad
SHA2561c329924865741e0222d3ead23072cfbed14f96e2b0432573068eb0640513101
SHA5122402fffeb89c531db742bf6f5466eee8fe13edf97b8ecfc2cace3522806b322924d1ca81dda25e59b4047b8f40ad11ae9216e0a0d5c7fc6beef4368eb9551422
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Filesize
10B
MD59a53fc1d7126c5e7c81bb5c15b15537b
SHA1e2d13e0fa37de4c98f30c728210d6afafbb2b000
SHA256a7de06c22e4e67908840ec3f00ab8fe9e04ae94fb16a74136002afbaf607ff92
SHA512b0bffbb8072dbdcfc68f0e632f727c08fe3ef936b2ef332c08486553ff2cef7b0bcdb400e421a117e977bb0fac17ce4706a8097e32d558a918433646b6d5f1a1
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Filesize
60B
MD58566807b0dbb1131e5c9cd4ca8dc90b2
SHA1d8279adfb8b6794f092dc5145f1f818d2207eace
SHA25665b6950878c1c94ef6d82733bfa7c16d36f614c7e7145591cb2b69cc5f41059b
SHA5124492066dc6e21934768fd8ac977e0ecfdf6e9b16799c6f312835591da5ebec780bac1cb072289acd6d75a9833963c044572139ad026382862b83bb6fb3f87a43
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Filesize
13B
MD5f6dd1b23c7a68545a2c2dbf678cf8683
SHA143eeed66236b1b5868671abdc138051daa64fd16
SHA25638e0646749072dd0bfa54e9cc2884b454d7ea22b08d816599d86f7f162e1c7e8
SHA512a23ad3fc2ca9259a0641bc445eb71848c5e824694f844dea4d35d985aa65fa6a882af3d4f873042df9da564e0ec4afd0ad2bc6911c00a70f9e82171d53fb76d2
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Filesize
16B
MD5ebceb0a1fed026e3e34e7b8da2d4a813
SHA1792fda9449b9d86f592c58b90ac24df15db59e45
SHA25636be9a2540809bed9173f5517226ee7301996dbd5a7b07451a512a0e2ceccc8c
SHA512cd3534dfb1ea2f0cf392304bcb36ecfb3a4e4125162973974ff9ec4e52c5d0940a734b18f592f7e81459afc2b6e35452163f7068267fc957c4c09894f45f969a
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Filesize
30B
MD5f15bfdebb2df02d02c8491bde1b4e9bd
SHA193bd46f57c3316c27cad2605ddf81d6c0bde9301
SHA256c87f2ff45bb530577fb8856df1760edaf1060ae4ee2934b17fdd21b7d116f043
SHA5121757ed4ae4d47d0c839511c18be5d75796224d4a3049e2d8853650ace2c5057c42040de6450bf90dd4969862e9ebb420cd8a34f8dd9c970779ed2e5459e8f2f1
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Filesize
45B
MD55bc80a3e025e6d7c0ff9536d7af1c8b1
SHA1c7dca5ef716161e30829bcfe28b59ec430fdbec0
SHA2568d563467c54bb057b01f2366722a14e9416510bf4955afa746cbeb2f221312fc
SHA512cca0649c6cc7a92de2c46bf64084bce5e0ce44ef5acbdcb7527231d5372d74b0a1b3d0856ecfa0d32a5a0fbf5219df8117b14bec29d513fb55da0d1f25a6ad8b
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Filesize
9B
MD52b3884fe02299c565e1c37ee7ef99293
SHA1d8e2ef2a52083f6df210109fea53860ea227af9c
SHA256ae789a65914ed002efb82dad89e5a4d4b9ec8e7faae30d0ed6e3c0d20f7d3858
SHA512aeb9374a52d0ad99336bfd4ec7bb7c5437b827845b8784d9c21f7d96a931693604689f6adc3ca25fad132a0ad6123013211ff550f427fa86e4f26c122ac6a0fe
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Filesize
4KB
MD57aca43b2800ceb18b3ed2326532545de
SHA1d4cf207ef85bd749d59c1cb27a09c167ee21523a
SHA2563d9f8622d97587fd84d3d0560a50ab38e5f894fe4b5bcaa34279643fdaaeb480
SHA5120e002e6b8d965c227d9b1aa7c0251619c787ec7717e59667e756e5815e3666a955ea397eb148a1ed6bb7d8045727e4efa656a103f14bc70a03b03f0c91283c2f