Analysis
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max time kernel
128s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
28-04-2024 22:56
Static task
static1
Behavioral task
behavioral1
Sample
caff5924571332786f455fcb7f950118.exe
Resource
win7-20240215-en
General
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Target
caff5924571332786f455fcb7f950118.exe
-
Size
448KB
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MD5
caff5924571332786f455fcb7f950118
-
SHA1
d34c299691bab9929c735b5d88a03f1d499c7cc5
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SHA256
3d50246010407b3464154b8f743231dd360a8057f577e2a2e0f16a2e0eaffc45
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SHA512
b4b1a49e754286a515ca39883ed73ceddf6d2343f9cba39b66655e5b9068321ee943c4072000b02c857eb96bb45ec3d69fa827527ac817e494b853fc5b567650
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SSDEEP
6144:oNF3POAieKg0hJzuXlGf1aoe9LhE5alENffh/Zoftod2TD2xmSuWVK:oNF/OAi3wUavE5alENffh/q1SYFWVK
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
Processes:
resource yara_rule behavioral2/memory/5112-233-0x0000021800000000-0x00000218038F8000-memory.dmp family_zgrat_v1 behavioral2/memory/5112-234-0x000002179BC50000-0x000002179BD60000-memory.dmp family_zgrat_v1 behavioral2/memory/5112-238-0x000002179BAB0000-0x000002179BAD4000-memory.dmp family_zgrat_v1 -
SectopRAT payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4464-277-0x0000000001300000-0x00000000013C6000-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.
Processes:
caff5924571332786f455fcb7f950118.exeu2x4.3.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation caff5924571332786f455fcb7f950118.exe Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation u2x4.3.exe -
Executes dropped EXE 3 IoCs
Processes:
u2x4.0.exerun.exeu2x4.3.exepid process 1168 u2x4.0.exe 2124 run.exe 4460 u2x4.3.exe -
Loads dropped DLL 3 IoCs
Processes:
run.exeu2x4.0.exepid process 2124 run.exe 1168 u2x4.0.exe 1168 u2x4.0.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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
Processes:
run.execmd.exedescription pid process target process PID 2124 set thread context of 4104 2124 run.exe cmd.exe PID 4104 set thread context of 4464 4104 cmd.exe MSBuild.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 552 3784 WerFault.exe caff5924571332786f455fcb7f950118.exe 3940 1168 WerFault.exe u2x4.0.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
u2x4.3.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2x4.3.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2x4.3.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2x4.3.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
u2x4.0.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u2x4.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u2x4.0.exe -
Suspicious behavior: EnumeratesProcesses 30 IoCs
Processes:
u2x4.0.exerun.execmd.exeSystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exeMSBuild.exepid process 1168 u2x4.0.exe 1168 u2x4.0.exe 2124 run.exe 2124 run.exe 4104 cmd.exe 4104 cmd.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1168 u2x4.0.exe 1168 u2x4.0.exe 4464 MSBuild.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
run.execmd.exepid process 2124 run.exe 4104 cmd.exe 4104 cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 5112 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe Token: SeDebugPrivilege 4464 MSBuild.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
Processes:
u2x4.3.exepid process 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe -
Suspicious use of SendNotifyMessage 7 IoCs
Processes:
u2x4.3.exepid process 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe 4460 u2x4.3.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
run.exeMSBuild.exepid process 2124 run.exe 2124 run.exe 4464 MSBuild.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
caff5924571332786f455fcb7f950118.exerun.exeu2x4.3.execmd.exedescription pid process target process PID 3784 wrote to memory of 1168 3784 caff5924571332786f455fcb7f950118.exe u2x4.0.exe PID 3784 wrote to memory of 1168 3784 caff5924571332786f455fcb7f950118.exe u2x4.0.exe PID 3784 wrote to memory of 1168 3784 caff5924571332786f455fcb7f950118.exe u2x4.0.exe PID 3784 wrote to memory of 2124 3784 caff5924571332786f455fcb7f950118.exe run.exe PID 3784 wrote to memory of 2124 3784 caff5924571332786f455fcb7f950118.exe run.exe PID 3784 wrote to memory of 2124 3784 caff5924571332786f455fcb7f950118.exe run.exe PID 2124 wrote to memory of 4104 2124 run.exe cmd.exe PID 2124 wrote to memory of 4104 2124 run.exe cmd.exe PID 2124 wrote to memory of 4104 2124 run.exe cmd.exe PID 3784 wrote to memory of 4460 3784 caff5924571332786f455fcb7f950118.exe u2x4.3.exe PID 3784 wrote to memory of 4460 3784 caff5924571332786f455fcb7f950118.exe u2x4.3.exe PID 3784 wrote to memory of 4460 3784 caff5924571332786f455fcb7f950118.exe u2x4.3.exe PID 2124 wrote to memory of 4104 2124 run.exe cmd.exe PID 4460 wrote to memory of 5112 4460 u2x4.3.exe SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe PID 4460 wrote to memory of 5112 4460 u2x4.3.exe SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe PID 4104 wrote to memory of 4464 4104 cmd.exe MSBuild.exe PID 4104 wrote to memory of 4464 4104 cmd.exe MSBuild.exe PID 4104 wrote to memory of 4464 4104 cmd.exe MSBuild.exe PID 4104 wrote to memory of 4464 4104 cmd.exe MSBuild.exe PID 4104 wrote to memory of 4464 4104 cmd.exe MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\caff5924571332786f455fcb7f950118.exe"C:\Users\Admin\AppData\Local\Temp\caff5924571332786f455fcb7f950118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Users\Admin\AppData\Local\Temp\u2x4.0.exe"C:\Users\Admin\AppData\Local\Temp\u2x4.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1168 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1168 -s 23243⤵
- Program crash
PID:3940 -
C:\Users\Admin\AppData\Local\Temp\u2x4.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u2x4.2\run.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4104 -
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:4464 -
C:\Users\Admin\AppData\Local\Temp\u2x4.3.exe"C:\Users\Admin\AppData\Local\Temp\u2x4.3.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:4460 -
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:5112 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3784 -s 11722⤵
- Program crash
PID:552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3784 -ip 37841⤵PID:2692
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1168 -ip 11681⤵PID:5052
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
1.4MB
MD58431040a49903bf7e98b8a46addf1936
SHA1b2addfce5b57892887b0f614d640fbbf2a2d0d7d
SHA256f93029db0619f0508f27c4c2392086eda5863e215d57fc8caef72ae231fd0c55
SHA512a9fd40cca4efe779e61b2aba413597ac28676ac244228a78cbd7b6bcd4d49c980f5b31a115507e239c437eadb0973bebdd9d2de57b03f9ced051b278b579ff00
-
Filesize
3KB
MD5dbabcb248f80eed1c09234ec2e715fc4
SHA16ce57afdc80c1707a710b793375847cbce164109
SHA2568ee5aab640c5acd24251f7e72616d6bca0738f5610ac08dc4b2f88c4a069b340
SHA5128dd00ba3031f2b295d93ccb59618d5dcf89bb81bdcf0eb5aaccc5e6ba17cb2cc462f7d91283e7f7ee082a0613cebad33e145467c37af9a59b9345247e611ed12
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Filesize
20KB
MD542c395b8db48b6ce3d34c301d1eba9d5
SHA1b7cfa3de344814bec105391663c0df4a74310996
SHA2565644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d
SHA5127b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845
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Filesize
20KB
MD549693267e0adbcd119f9f5e02adf3a80
SHA13ba3d7f89b8ad195ca82c92737e960e1f2b349df
SHA256d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f
SHA512b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2
-
Filesize
302KB
MD5fff0b72b805f8622530d454d3ffe4e40
SHA157900c51fdd51436d554e81c7febb9d202e1eb8b
SHA256c032e2b1c04b5e2b9bc3ae439e75b993d1e3e03163ac6e589a50cec3745fec7e
SHA512787eeb8e1184643711ab5a95adb297d9f35c49ad45b81cfe3e4c615067e7de0aea72bdcc452fe6bd9b4f9aebab63e4f5e03437f26dda24b39cddb834e4f65c42
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Filesize
3.7MB
MD578d3ca6355c93c72b494bb6a498bf639
SHA12fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e
SHA256a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001
SHA5121b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea
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Filesize
1.6MB
MD5d1ba9412e78bfc98074c5d724a1a87d6
SHA10572f98d78fb0b366b5a086c2a74cc68b771d368
SHA256cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15
SHA5128765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f
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Filesize
1.3MB
MD51e8237d3028ab52821d69099e0954f97
SHA130a6ae353adda0c471c6ed5b7a2458b07185abf2
SHA2569387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742
SHA512a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3
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Filesize
1.5MB
MD510d51becd0bbce0fab147ff9658c565e
SHA14689a18112ff876d3c066bc8c14a08fd6b7b7a4a
SHA2567b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed
SHA51229faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29
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Filesize
2.4MB
MD59fb4770ced09aae3b437c1c6eb6d7334
SHA1fe54b31b0db8665aa5b22bed147e8295afc88a03
SHA256a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3
SHA512140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256
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Filesize
85KB
MD5a723bf46048e0bfb15b8d77d7a648c3e
SHA18952d3c34e9341e4425571e10f22b782695bb915
SHA256b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422
SHA512ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954