Analysis
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max time kernel
135s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
23-03-2023 01:39
General
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Target
a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe
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Size
888KB
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MD5
7e8a01910e1d17303bfb0c44a1c4a842
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SHA1
b2df44bc4b608b56305d392a513ae04d4e6112f9
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SHA256
a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c
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SHA512
d07dbbc37df6b7ab0c313697fd928ff93385d3958a98a7caf7e3a30a9d31a840ca96f992921962292a0e69b4eaf760c5b206c4049c1dc73fa6d259ecfbc60978
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SSDEEP
12288:2w5dSrZDAwfyUZd9xZ9EX+XBqbJTXv4w8Zg+3Mlazd+CXQqHA:2w5GDASyUZd9xZS1XvFw8CXH
Malware Config
Extracted
Family
gh0strat
C2
30.cmananan.com
Signatures
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Gh0st RAT payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/836-135-0x0000000010000000-0x0000000010010000-memory.dmp family_gh0strat behavioral1/memory/836-138-0x0000000000400000-0x00000000005E2000-memory.dmp family_gh0strat -
Processes:
resource yara_rule behavioral1/memory/836-133-0x0000000000400000-0x00000000005E2000-memory.dmp vmprotect behavioral1/memory/836-134-0x0000000000400000-0x00000000005E2000-memory.dmp vmprotect behavioral1/memory/836-138-0x0000000000400000-0x00000000005E2000-memory.dmp vmprotect -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exedescription ioc process File opened (read-only) \??\Q: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\R: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\W: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\Y: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\Z: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\G: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\O: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\S: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\U: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\V: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\B: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\K: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\L: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\M: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\P: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\T: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\X: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\E: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\J: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\I: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\N: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\F: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe File opened (read-only) \??\H: a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exepid process 836 a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe 836 a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe"C:\Users\Admin\AppData\Local\Temp\a8b525c987b2d76a7423bfcfb330d4a427fa4364fc56f3d9f51c1e1a85e87e1c.exe"1⤵
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/836-133-0x0000000000400000-0x00000000005E2000-memory.dmpFilesize
1.9MB
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memory/836-134-0x0000000000400000-0x00000000005E2000-memory.dmpFilesize
1.9MB
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memory/836-135-0x0000000010000000-0x0000000010010000-memory.dmpFilesize
64KB
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memory/836-138-0x0000000000400000-0x00000000005E2000-memory.dmpFilesize
1.9MB