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Analysis
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max time kernel
146s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
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submitted
02/12/2022, 22:18
General
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Target
542e1d139d60bbb917dc02d0b7f26cd2c51b689385fcbe9266f1a7f2a3a6ef4b.exe
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Size
281KB
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MD5
5c1161e185f07a4ba9e9b0bdfdeb9777
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SHA1
cf8c6d9901c6a226cc9126cad498dcd2627b8189
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SHA256
542e1d139d60bbb917dc02d0b7f26cd2c51b689385fcbe9266f1a7f2a3a6ef4b
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SHA512
5d5bacf903940b7099a0e5bc1c97ce5247b5855df0e8f86d40a1413bb99690a5f3e8fc552d33dc441a9af9effeefa3e0e050ad97d76fc2b122080541e6bca936
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SSDEEP
6144:F3KgeJd5QSE7MTZsAz0o8hFc2P84NeWGSm:1KgeJd5xEIfz+c2P8O
Malware Config
Signatures
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Gh0st RAT payload 4 IoCs
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Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
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Sets DLL path for service in the registry 2 TTPs 1 IoCs
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Loads dropped DLL 1 IoCs
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory 1 IoCs
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Drops file in Program Files directory 1 IoCs
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Drops file in Windows directory 1 IoCs
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Modifies data under HKEY_USERS 6 IoCs
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Suspicious behavior: EnumeratesProcesses 8 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\542e1d139d60bbb917dc02d0b7f26cd2c51b689385fcbe9266f1a7f2a3a6ef4b.exe"C:\Users\Admin\AppData\Local\Temp\542e1d139d60bbb917dc02d0b7f26cd2c51b689385fcbe9266f1a7f2a3a6ef4b.exe"1⤵
- Sets DLL path for service in the registry
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k imgsvc1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
22.1MB
MD58f11a08307d323842d7f630ba7332a7a
SHA196ac87610308bd918dc78ddaa4648b344d206a82
SHA25693017ec4562fb64c10dedc9181c3ef3352d27071770afde3135e92f5ce083c6f
SHA512687447279d028861c876899363ca4b2cf2d7e04ab847e369491f2e229a1fb69d51ebd5dfe494b5e6776b014c428d95974d94177ac4e6f5bfd0f43e3f1f03c15a
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Filesize
22.1MB
MD58f11a08307d323842d7f630ba7332a7a
SHA196ac87610308bd918dc78ddaa4648b344d206a82
SHA25693017ec4562fb64c10dedc9181c3ef3352d27071770afde3135e92f5ce083c6f
SHA512687447279d028861c876899363ca4b2cf2d7e04ab847e369491f2e229a1fb69d51ebd5dfe494b5e6776b014c428d95974d94177ac4e6f5bfd0f43e3f1f03c15a
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Filesize
156KB
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Filesize
156KB
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Filesize
8KB
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Filesize
544KB
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Filesize
248KB
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Filesize
248KB