Analysis
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max time kernel
122s -
max time network
129s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 13:32
Static task
static1
Behavioral task
behavioral1
Sample
5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe
Resource
win10-en-20211208
General
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Target
5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe
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Size
307KB
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MD5
519d9edff24b60f6a4e14f5dbc0c98dd
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SHA1
3a8b9d09251b52c0535de0aa6fb129f6b79ba1b1
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SHA256
5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2
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SHA512
449e3a9d1e84c4d2bd909014da4f90881f4890af512c6eed4f0da27c7668dfc913677bd7d14cd27c137fb620d9961add51aeee129734152e3e3dc83b959ea7f1
Malware Config
Extracted
arkei
homesteadr
http://homesteadr.link/ggate.php
Signatures
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Arkei Stealer Payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/3208-116-0x00000000008B0000-0x00000000008CC000-memory.dmp family_arkei behavioral1/memory/3208-117-0x0000000000400000-0x0000000000456000-memory.dmp family_arkei -
Downloads MZ/PE file
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Loads dropped DLL 3 IoCs
Processes:
5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exepid process 3208 5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe 3208 5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe 3208 5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe -
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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 2380 timeout.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.execmd.exedescription pid process target process PID 3208 wrote to memory of 1864 3208 5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe cmd.exe PID 3208 wrote to memory of 1864 3208 5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe cmd.exe PID 3208 wrote to memory of 1864 3208 5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe cmd.exe PID 1864 wrote to memory of 2380 1864 cmd.exe timeout.exe PID 1864 wrote to memory of 2380 1864 cmd.exe timeout.exe PID 1864 wrote to memory of 2380 1864 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe"C:\Users\Admin\AppData\Local\Temp\5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\5d0a9c2874aa124ccaf2e6c0f365fc424a19a63b8ca79a71aad7522baf013ee2.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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\ProgramData\sqlite3.dllMD5
e477a96c8f2b18d6b5c27bde49c990bf
SHA1e980c9bf41330d1e5bd04556db4646a0210f7409
SHA25616574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660
SHA512335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c
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memory/3208-115-0x00000000001E0000-0x00000000001F1000-memory.dmpFilesize
68KB
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memory/3208-116-0x00000000008B0000-0x00000000008CC000-memory.dmpFilesize
112KB
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memory/3208-117-0x0000000000400000-0x0000000000456000-memory.dmpFilesize
344KB