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Analysis
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max time kernel
138s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
08/05/2024, 01:44
Static task
static1
Behavioral task
behavioral1
Sample
1c6ec6d8a7d0be8a38b983777a66d3a0.exe
Resource
win7-20240221-en
General
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Target
1c6ec6d8a7d0be8a38b983777a66d3a0.exe
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Size
470KB
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MD5
1c6ec6d8a7d0be8a38b983777a66d3a0
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SHA1
7f4ffaab20d63c5995362ef4defd70c16e8694e1
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SHA256
15d74c4748b0157bfb6f22a8fef4471d48eb8091e785cc3ef42ac33f89244189
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SHA512
83913967f83c267ac06cf7c9cdb3943083e46fb536071107614bdf750e6bfe1e5f189adaf568bc02174125ac5992545ca8a26d2ed85a94fec1876ddae4750b40
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SSDEEP
6144:rXfzbu1V3OQQFQMRxpZL9yZuAGyZUy+4WJKpaWbP64LlwvfVriPF:rX7S1V3hQFQMRxxryZsBKpaaSHVriPF
Malware Config
Extracted
stealc
http://185.172.128.150
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url_path
/c698e1bc8a2f5e6d.php
Signatures
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Detect ZGRat V1 3 IoCs
resource yara_rule behavioral2/memory/4572-175-0x000001C8E7420000-0x000001C8EAC54000-memory.dmp family_zgrat_v1 behavioral2/memory/4572-176-0x000001C8ED610000-0x000001C8ED71A000-memory.dmp family_zgrat_v1 behavioral2/memory/4572-180-0x000001C8EC950000-0x000001C8EC974000-memory.dmp family_zgrat_v1 -
SectopRAT payload 1 IoCs
resource yara_rule behavioral2/memory/4612-213-0x0000000000600000-0x00000000006C6000-memory.dmp family_sectoprat -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation 1c6ec6d8a7d0be8a38b983777a66d3a0.exe Key value queried \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation u24k.3.exe -
Executes dropped EXE 3 IoCs
pid Process 3136 u24k.0.exe 1776 run.exe 2184 u24k.3.exe -
Loads dropped DLL 3 IoCs
pid Process 1776 run.exe 1776 run.exe 1776 run.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1776 set thread context of 4844 1776 run.exe 99 PID 4844 set thread context of 4612 4844 cmd.exe 111 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 808 2756 WerFault.exe 84 3624 3136 WerFault.exe 89 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u24k.3.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u24k.3.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u24k.3.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u24k.0.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u24k.0.exe -
Suspicious behavior: EnumeratesProcesses 35 IoCs
pid Process 1776 run.exe 1776 run.exe 1776 run.exe 4844 cmd.exe 4844 cmd.exe 4844 cmd.exe 4844 cmd.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4612 MSBuild.exe 4612 MSBuild.exe 3136 u24k.0.exe 3136 u24k.0.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 1776 run.exe 4844 cmd.exe 4844 cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4572 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe Token: SeDebugPrivilege 4612 MSBuild.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe 2184 u24k.3.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4612 MSBuild.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2756 wrote to memory of 3136 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 89 PID 2756 wrote to memory of 3136 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 89 PID 2756 wrote to memory of 3136 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 89 PID 2756 wrote to memory of 1776 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 98 PID 2756 wrote to memory of 1776 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 98 PID 2756 wrote to memory of 1776 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 98 PID 1776 wrote to memory of 4844 1776 run.exe 99 PID 1776 wrote to memory of 4844 1776 run.exe 99 PID 1776 wrote to memory of 4844 1776 run.exe 99 PID 2756 wrote to memory of 2184 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 102 PID 2756 wrote to memory of 2184 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 102 PID 2756 wrote to memory of 2184 2756 1c6ec6d8a7d0be8a38b983777a66d3a0.exe 102 PID 1776 wrote to memory of 4844 1776 run.exe 99 PID 2184 wrote to memory of 4572 2184 u24k.3.exe 109 PID 2184 wrote to memory of 4572 2184 u24k.3.exe 109 PID 4844 wrote to memory of 4612 4844 cmd.exe 111 PID 4844 wrote to memory of 4612 4844 cmd.exe 111 PID 4844 wrote to memory of 4612 4844 cmd.exe 111 PID 4844 wrote to memory of 4612 4844 cmd.exe 111 PID 4844 wrote to memory of 4612 4844 cmd.exe 111
Processes
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C:\Users\Admin\AppData\Local\Temp\1c6ec6d8a7d0be8a38b983777a66d3a0.exe"C:\Users\Admin\AppData\Local\Temp\1c6ec6d8a7d0be8a38b983777a66d3a0.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Users\Admin\AppData\Local\Temp\u24k.0.exe"C:\Users\Admin\AppData\Local\Temp\u24k.0.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3136 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3136 -s 11323⤵
- Program crash
PID:3624
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C:\Users\Admin\AppData\Local\Temp\u24k.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u24k.2\run.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4612
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C:\Users\Admin\AppData\Local\Temp\u24k.3.exe"C:\Users\Admin\AppData\Local\Temp\u24k.3.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe"C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD13⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4572
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 11882⤵
- Program crash
PID:808
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2756 -ip 27561⤵PID:4744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3136 -ip 31361⤵PID:1212
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.4MB
MD582538b369114a9580c6e93b45fff8720
SHA10dad4e6841fbb7131fcf0a3cf368e5fde4d7c5a0
SHA25665757caee87c57b49a57909e5a5d464680e97ae419788d3ea0866bcca133fb5c
SHA5123c68a9d63df864fd36337cfe2710dab86e49fc18ccc16f3ea648cbbe535438ceb82abfd962d2de0693f7ba6b62234f8ff545c10b91b90134821842bae7ee097d
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Filesize
2KB
MD5e0d8d97eb586ca344db2fdaa4ce610d2
SHA193b5f91f5a2ce3ba4fa2556bd862521b6e63e854
SHA256d12be14900d7601381a5b2f675abb27ab3a7e5f956deffc1fbb9ed49c9916648
SHA5123ac6436413ab6c3df7ee2f8ac8315b9c4d1e35c0997257bbfdf581fd372dbbb42073b3b63add5184e68a4578ba85bb8aab73c58292c84ebc2f52ade64cc37772
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Filesize
3KB
MD56042d082aa2f9ea06f5836bbe7609ef4
SHA19c054501d0070a4053e3727766dcb52f3412b169
SHA256ac3675701988a6c258f68c8496074828978782b512348f10a39fdbc558756565
SHA51277b2fd0066bef1f55308cb76b4ffafb6b95bdc96f20f69d707c38fdd0bc970ed86760777e0cb02622be65ddf83396692b2e3d7cd5e6b5fbed5728cd2a3b90c06
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Filesize
20KB
MD5a603e09d617fea7517059b4924b1df93
SHA131d66e1496e0229c6a312f8be05da3f813b3fa9e
SHA256ccd15f9c7a997ae2b5320ea856c7efc54b5055254d41a443d21a60c39c565cb7
SHA512eadb844a84f8a660c578a2f8e65ebcb9e0b9ab67422be957f35492ff870825a4b363f96fd1c546eaacfd518f6812fcf57268ef03c149e5b1a7af145c7100e2cc
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Filesize
20KB
MD549693267e0adbcd119f9f5e02adf3a80
SHA13ba3d7f89b8ad195ca82c92737e960e1f2b349df
SHA256d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f
SHA512b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2
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Filesize
262KB
MD5ef92ce35b564f1c40c75fc513fe11cc5
SHA121d28c08e0d79e741bd5d04f4e343846ca8c6d05
SHA25636465ac7849d2877b2194f05394ac0c540054cc771b0d8d57810c6262c2fae3a
SHA512b6618d10c9f094e7b1fef524da5abe2ab248c0addad699779328431a0b83ac73fedca162e6682dc081bf884d31ee6231265c00263fa23fdd9799c8f662f4e6f0
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Filesize
1.6MB
MD59bb67e904ac371b5ffd143f8fb54e1e2
SHA158009e463133af8b89b59716fe255b118eca872c
SHA25644afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded
SHA512573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0
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Filesize
224KB
MD53f109a02c8d642e8003a1188df40d861
SHA1f723f38471b8872443aa9177eef12a96c02cc84a
SHA2566523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5
SHA512023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da
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Filesize
84KB
MD5e68562f63265e1a70881446b4b9dc455
SHA1da16ef9367bde3ce892b1a0e33bc179d8acdceb3
SHA256c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb
SHA5126bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674
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Filesize
120KB
MD5f383f6f4e764619bd19e319335d3ef2b
SHA199f287e49a15e495b4ead8e5589364a5f87b357e
SHA25603951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d
SHA5126fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934
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Filesize
1.2MB
MD5f344794dc910dc343f92ded2c6b5e0ab
SHA1e5878518ce55ce5bd1890d5e04a82eb22d5a848a
SHA2563cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235
SHA512ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58
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Filesize
84KB
MD5a276acc3fd657d7665bd4ddce8fb9749
SHA1c02642eec3f4e8b0314045ee95e0a15abd853ea8
SHA2566565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8
SHA512178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79
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Filesize
446KB
MD5485008b43f0edceba0e0d3ca04bc1c1a
SHA155ae8f105af415bb763d1b87f6572f078052877c
SHA25612c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10
SHA512402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954