Analysis
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max time kernel
92s -
max time network
94s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
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submitted
22-05-2023 20:15
General
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Target
f9d61ea2851ecff84de1e6cf3a55dcf93ca0acb9954d802d05ce053067edd856.exe
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Size
454KB
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MD5
d743f029fec669d5f2e64ab71f4ffd1f
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SHA1
4a202d0156ea4964127d5401a2b1d96f5139a69f
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SHA256
f9d61ea2851ecff84de1e6cf3a55dcf93ca0acb9954d802d05ce053067edd856
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SHA512
5165dd291c9f6bf380b0592c38459634cfa8cfa5e3c7b0be8b4d2da63d19529dd831f958ca2276a6db411263f215106a45e3a31522a6ae067516b310d3d8017d
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SSDEEP
12288:1XQp1QILVXvG952/W2aKEKs0aRtK93G9smuhBkkkkkd95NkmklkkkkkkkkkkzKZ9:Izx/G6FnEKs00Krg9CqhkaIKlv
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 9 IoCs
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Gh0st RAT payload 5 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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Loads dropped DLL 2 IoCs
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UPX packed file 5 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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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).
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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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Opens file in notepad (likely ransom note) 1 IoCs
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Suspicious behavior: EnumeratesProcesses 41 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 6 IoCs
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Suspicious use of UnmapMainImage 1 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f9d61ea2851ecff84de1e6cf3a55dcf93ca0acb9954d802d05ce053067edd856.exe"C:\Users\Admin\AppData\Local\Temp\f9d61ea2851ecff84de1e6cf3a55dcf93ca0acb9954d802d05ce053067edd856.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\f9d61ea2851ecff84de1e6cf3a55dcf93ca0acb9954d802d05ce053067edd856.txt2⤵
- Opens file in notepad (likely ransom note)
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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
248B
MD5c75d83e490c799ff745e1c39249697be
SHA1ab324915640c43b46fc4f95b80cd4765c18c1783
SHA256397e507f5779cce2eb602fbddf316a69e3e70278a2e4b0ce162764876e3c3925
SHA512cb3a17e2f92244458c511ac9ee66bc0aa5dd2a01e841c1e1b5b601dfe86a0e5561d7b007a1c4de3e68e39d7bfe9d8c15b1a98583bc92a8a4e8e0ebbd5b12bc8b
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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
968KB
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Filesize
156KB
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Filesize
1.2MB
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Filesize
236KB
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Filesize
408KB
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Filesize
12KB
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Filesize
12KB
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Filesize
12KB
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Filesize
408KB
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Filesize
236KB
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Filesize
236KB
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Filesize
968KB
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Filesize
968KB
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Filesize
408KB
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Filesize
92KB
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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
236KB
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Filesize
1.3MB
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Filesize
1.3MB
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Filesize
1.3MB
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Filesize
1.3MB
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Filesize
1.3MB
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Filesize
156KB