Analysis
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max time kernel
151s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
18-04-2023 19:59
General
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Target
318e760541475fe3dca33768a30e571590b5d9745b828822dcc80f16cb0e9ff9.exe
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Size
1.2MB
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MD5
00153c07f43443b297816cd4a5e5e51b
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SHA1
6a68c27c9bf8215bf23cf263aea99db0af4f85c2
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SHA256
318e760541475fe3dca33768a30e571590b5d9745b828822dcc80f16cb0e9ff9
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SHA512
2b1b065384e1acdc30b0ac5b2253a0870db2495133a519f565d995742b9540e55a86e2907cbc18e373b18b19835d86afe83a2a54ee1741a693ea0026eeee010b
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SSDEEP
6144:/jB/L9PSDy7X4tueT/eUArB/0cOLDiF63JQ:/j/6exO/8rB/3loQ
Malware Config
Signatures
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Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
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Detect Blackmoon payload 7 IoCs
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Gh0st RAT payload 3 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL 2 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 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 registry class 1 IoCs
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Opens file in notepad (likely ransom note) 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of SetWindowsHookEx 5 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\318e760541475fe3dca33768a30e571590b5d9745b828822dcc80f16cb0e9ff9.exe"C:\Users\Admin\AppData\Local\Temp\318e760541475fe3dca33768a30e571590b5d9745b828822dcc80f16cb0e9ff9.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\318e760541475fe3dca33768a30e571590b5d9745b828822dcc80f16cb0e9ff9.txt2⤵
- Opens file in notepad (likely ransom note)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 22642⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1872 -ip 18721⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
120KB
MD53aea5b78bac5359a799c2714fecccd1a
SHA15d3203b328ecfc7a55c0ded1032d209e9f273367
SHA256c05e763cab67cf9daf5be7a6a6cff2650223987a9693eaa119f69b2bbb6df6c3
SHA5129513cc84a7ed3dd709d4affb03f6e286dcd43e82f33441c00a9d74d2b45449f2ee20baa8db46218d7a59d9e62fb7f95050ea305166e70f3e71dde39ccf07b6d3
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Filesize
2KB
MD57943effe67a4647e06def2348949020e
SHA1eabd561f0639a975de259633f63896d82c3f878d
SHA2563fac47db92d581b2daef7a4f9493be2fe441041e5158101d80873d05808d5cfa
SHA512c9db1962e7457c94426c2a5c7f439736697d4399db6982c45357459d58805daa4a9d297912135488b6990e265ffa59d687fd5ba43717aab46ccc212083ef5003
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Filesize
2KB
MD57943effe67a4647e06def2348949020e
SHA1eabd561f0639a975de259633f63896d82c3f878d
SHA2563fac47db92d581b2daef7a4f9493be2fe441041e5158101d80873d05808d5cfa
SHA512c9db1962e7457c94426c2a5c7f439736697d4399db6982c45357459d58805daa4a9d297912135488b6990e265ffa59d687fd5ba43717aab46ccc212083ef5003
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Filesize
2KB
MD57943effe67a4647e06def2348949020e
SHA1eabd561f0639a975de259633f63896d82c3f878d
SHA2563fac47db92d581b2daef7a4f9493be2fe441041e5158101d80873d05808d5cfa
SHA512c9db1962e7457c94426c2a5c7f439736697d4399db6982c45357459d58805daa4a9d297912135488b6990e265ffa59d687fd5ba43717aab46ccc212083ef5003
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Filesize
247B
MD51c2cab8d12d551375fadf57908fdab59
SHA1cfb09bfabc4d35a4282f06376e606a50b0e0a0b7
SHA25650b3337bab10c90ecfc9343d87852ecb6ea7dc49c382e66df12cdb8b9d651049
SHA512f16b4afe791ec8b6ab0ecd71eb1f6f4a9cfa71e4f72ac1879812c80a034f0d07c0bfb3d22fe186f6d23d5f62c5c3ba215c3b6067fa1c96ee2b122242a89857bf
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Filesize
968KB
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Filesize
92KB
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Filesize
12KB
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Filesize
408KB
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Filesize
408KB
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Filesize
224KB
-
Filesize
968KB
-
Filesize
156KB
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Filesize
968KB
-
Filesize
408KB
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Filesize
56KB
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Filesize
156KB
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Filesize
408KB
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Filesize
156KB
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Filesize
408KB
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Filesize
224KB
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Filesize
12KB