Analysis
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max time kernel
131s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07-04-2024 20:26
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20231129-en
General
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Target
tmp.exe
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Size
454KB
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MD5
4492c0fed06f47b4e844633e7b56293c
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SHA1
c072235414b249c89d2fe05691c2c0af36e54bda
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SHA256
711255b88ff35cdd174c920672c0ebc2da771f5ba47b7afc1e10666e6bd351ee
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SHA512
bff79c233a9e7459cdd10c5814e511369fa6e3f737ded6ea4ebacbb51fdc012c1bfa01f30e38125db8ea15b809fe6419d8af7b9d6305c7400ae64ae2bfb889b8
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SSDEEP
12288:2iB9S1zi63i/LYjQogh7cz3EP4Fn4IWneiS6U:2irSI63iTYkogh4DlKrU
Malware Config
Extracted
stealc
http://185.172.128.209
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url_path
/3cd2b41cbde8fc9c.php
Signatures
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Detect ZGRat V1 3 IoCs
Processes:
resource yara_rule behavioral2/memory/1888-162-0x000001FFC9700000-0x000001FFCCFF8000-memory.dmp family_zgrat_v1 behavioral2/memory/1888-170-0x000001FFE78F0000-0x000001FFE7A00000-memory.dmp family_zgrat_v1 behavioral2/memory/1888-174-0x000001FFE76F0000-0x000001FFE7714000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
tmp.exeu3y0.1.exeu3y0.0.exeHJJEGCAAEC.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation tmp.exe Key value queried \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation u3y0.1.exe Key value queried \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation u3y0.0.exe Key value queried \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation HJJEGCAAEC.exe -
Executes dropped EXE 3 IoCs
Processes:
u3y0.0.exeu3y0.1.exeHJJEGCAAEC.exepid process 5104 u3y0.0.exe 4516 u3y0.1.exe 444 HJJEGCAAEC.exe -
Loads dropped DLL 2 IoCs
Processes:
u3y0.0.exepid process 5104 u3y0.0.exe 5104 u3y0.0.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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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 4024 5112 WerFault.exe tmp.exe 4456 5104 WerFault.exe u3y0.0.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
u3y0.1.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3y0.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3y0.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3y0.1.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
u3y0.0.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u3y0.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u3y0.0.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 58 IoCs
Processes:
u3y0.0.exeSystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exepid process 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 5104 u3y0.0.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exedescription pid process Token: SeDebugPrivilege 1888 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
Processes:
u3y0.1.exepid process 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
Processes:
u3y0.1.exepid process 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe 4516 u3y0.1.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
tmp.exeu3y0.1.exeu3y0.0.execmd.exeHJJEGCAAEC.execmd.exedescription pid process target process PID 5112 wrote to memory of 5104 5112 tmp.exe u3y0.0.exe PID 5112 wrote to memory of 5104 5112 tmp.exe u3y0.0.exe PID 5112 wrote to memory of 5104 5112 tmp.exe u3y0.0.exe PID 5112 wrote to memory of 4516 5112 tmp.exe u3y0.1.exe PID 5112 wrote to memory of 4516 5112 tmp.exe u3y0.1.exe PID 5112 wrote to memory of 4516 5112 tmp.exe u3y0.1.exe PID 4516 wrote to memory of 1888 4516 u3y0.1.exe SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe PID 4516 wrote to memory of 1888 4516 u3y0.1.exe SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe PID 5104 wrote to memory of 2012 5104 u3y0.0.exe cmd.exe PID 5104 wrote to memory of 2012 5104 u3y0.0.exe cmd.exe PID 5104 wrote to memory of 2012 5104 u3y0.0.exe cmd.exe PID 2012 wrote to memory of 444 2012 cmd.exe HJJEGCAAEC.exe PID 2012 wrote to memory of 444 2012 cmd.exe HJJEGCAAEC.exe PID 2012 wrote to memory of 444 2012 cmd.exe HJJEGCAAEC.exe PID 444 wrote to memory of 3224 444 HJJEGCAAEC.exe cmd.exe PID 444 wrote to memory of 3224 444 HJJEGCAAEC.exe cmd.exe PID 444 wrote to memory of 3224 444 HJJEGCAAEC.exe cmd.exe PID 3224 wrote to memory of 5096 3224 cmd.exe PING.EXE PID 3224 wrote to memory of 5096 3224 cmd.exe PING.EXE PID 3224 wrote to memory of 5096 3224 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Users\Admin\AppData\Local\Temp\u3y0.0.exe"C:\Users\Admin\AppData\Local\Temp\u3y0.0.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5104 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HJJEGCAAEC.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Users\Admin\AppData\Local\Temp\HJJEGCAAEC.exe"C:\Users\Admin\AppData\Local\Temp\HJJEGCAAEC.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:444 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\HJJEGCAAEC.exe5⤵
- Suspicious use of WriteProcessMemory
PID:3224 -
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
PID:5096 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 22563⤵
- Program crash
PID:4456 -
C:\Users\Admin\AppData\Local\Temp\u3y0.1.exe"C:\Users\Admin\AppData\Local\Temp\u3y0.1.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:4516 -
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:1888 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5112 -s 15242⤵
- Program crash
PID:4024
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5112 -ip 51121⤵PID:4496
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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=1032 --field-trial-handle=2260,i,9938964625802268469,1928462186077019554,262144 --variations-seed-version /prefetch:31⤵PID:2296
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5104 -ip 51041⤵PID:2668
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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=3040 --field-trial-handle=2260,i,9938964625802268469,1928462186077019554,262144 --variations-seed-version /prefetch:81⤵PID:2576
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
MD548175f1d1525b400efd6cea6fc95aaa0
SHA166fb1e56c489c9e85f34c24bf71f9b40fa27357c
SHA2561c52f1c1aa6577e0e023293576bab9ca4c82fc5b0963de30bbe745fdfa0d87b7
SHA51219a7733b7818229e3bf2a34aa96058e6f52443e9e74bf9af870fb3571c1b6a8dbe48f41a68556896d0f775d02c493dc1152de86251f726440ff4d188bc112d15
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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
106KB
MD5fe380780b5c35bd6d54541791151c2be
SHA17fe3a583cf91474c733f85cebf3c857682e269e1
SHA256b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53
SHA512ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c
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Filesize
2KB
MD5ad7863f83b86cc824826e1a3b0fc6ddb
SHA1d3bf92f38ebd9783b754628fc365f6e080169e31
SHA2563a5217c6b6d9c8d0164dc85758b3366430dfcd9f4def275b557a6ac61b398081
SHA512f959eaa0800c3b8ecc1c659ee511642938ce4301186fbe2ef0e33e968eb0e7963e1f9e1c89ad048e63d82efb8c29c5db4dbf4265b1ffa1a9d8d51e3d5317aebb
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Filesize
3KB
MD58efc34916f4492ae9d297cb55f20cf4a
SHA146eff48f6e2133487d515237bdf3899f89e3ae60
SHA25680062c31a91bd442b071209bf4e8271db113547ab0cfb39843a5372be8704419
SHA512e7926849ffe33961204eb83ff696067cc8d022b9e2ff71e2f03430086e6444aa6e2b53a92c206f17bf6a840eb96e01077086c83bfd9ae1b7a1e8793b3ddfc746
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Filesize
312KB
MD5bdcc90f5922fa5c4d3431a05dddc4dee
SHA1dbc148068e881bcd61c839998f8ecedb7621b44a
SHA256c7357c7eab02c84d5a78daf9d6bcf8159d113a1ea0bde9c3d79f389a78be4211
SHA512f312f0cec92e7c66265d39c86a7092c45f5e558a15c625790ba7b716fda6871d0a3ea8c4cc8eab53076695776d88282c02791b57e9789ba47646ee4f9e2d0868
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954