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Analysis
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max time kernel
56s -
max time network
58s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
19/08/2024, 15:27
Errors
General
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Target
GFX locator by 89_39.exe
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Size
41KB
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MD5
50448b99a6ab09d371ba1bb9f348bbb2
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SHA1
cdfa4b634d498af21946404397b9166c395d273e
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SHA256
44398ef8657a9fbb73eb1bfe7b3657241d0497318dcafabdd86669ee5dc32dc6
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SHA512
4fe0e40ba1396d8e238d5fef255fab22d88a1aaab005ca71cceaa55bfb2f061ea1997e2c0f3e82be3ca3a4bd65fae26edcd9dc4914d72f6d7aed4bcda2a12bd2
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SSDEEP
768:oscaIyIbubDIA3ruQw3uZleuWTj6KZKfgm3EhR/:vc1Zub3ueeuWTOF7Ez/
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1275113676453580880/9MyUKYUCniUZuZMT3Ww37_BxIGyZdN9irR0Ljml5MW18Tz7TxMIpOI_aDCPDu_qayZOt
Signatures
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Mercurial Grabber Stealer
Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
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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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Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
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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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Enumerates system info in registry 2 TTPs 4 IoCs
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Modifies data under HKEY_USERS 15 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\GFX locator by 89_39.exe"C:\Users\Admin\AppData\Local\Temp\GFX locator by 89_39.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa3969055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
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Filesize
64KB
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Filesize
10.8MB
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Filesize
8KB
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Filesize
10.8MB
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Filesize
10.8MB