Analysis
- max time kernel
24s - max time network
121s - platform
windows10_x64 - resource
win10v20210408 - submitted
10/09/2021, 02:50
General
- Target acce458c80680c29571dd40ced566af1.exe
- Size 2.9MB
- Sample210910-dbllgsccaj
- SHA256 5ca2a5d2ec7cee822027375ef676891f3501dad244c504807b9daa6d87cf0ac1
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Themida packer 1 IoCs
Detects Themida, an advanced Windows software protection system.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\acce458c80680c29571dd40ced566af1.exe"C:\Users\Admin\AppData\Local\Temp\acce458c80680c29571dd40ced566af1.exe"1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/804-115-0x0000000076EA0000-0x000000007702E000-memory.dmp
memory/804-116-0x00000000000B0000-0x00000000000B1000-memory.dmp
memory/804-118-0x00000000058D0000-0x00000000058D1000-memory.dmp
memory/804-119-0x0000000005340000-0x0000000005341000-memory.dmp
memory/804-120-0x0000000005470000-0x0000000005471000-memory.dmp
memory/804-121-0x00000000053A0000-0x00000000053A1000-memory.dmp
memory/804-122-0x00000000052C0000-0x00000000058C6000-memory.dmp
memory/804-123-0x00000000053F0000-0x00000000053F1000-memory.dmp
memory/804-124-0x0000000006D70000-0x0000000006D71000-memory.dmp
memory/804-125-0x0000000007470000-0x0000000007471000-memory.dmp
memory/804-126-0x0000000006F40000-0x0000000006F41000-memory.dmp
memory/804-127-0x0000000007060000-0x0000000007061000-memory.dmp
memory/804-128-0x0000000007EA0000-0x0000000007EA1000-memory.dmp
memory/804-129-0x0000000007010000-0x0000000007011000-memory.dmp
memory/804-130-0x00000000079A0000-0x00000000079A1000-memory.dmp
memory/804-131-0x0000000007400000-0x0000000007401000-memory.dmp