Analysis
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max time kernel
142s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2024, 19:11
Static task
static1
Behavioral task
behavioral1
Sample
17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe
Resource
win7-20240221-en
General
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Target
17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe
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Size
325KB
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MD5
9152a9f583a0fa78948361d073385d69
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SHA1
a1fd6c642e26be0cbde469d442a8091b04c441db
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SHA256
17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb
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SHA512
fd909b0b2b7eb1c0e6d99b11d6cce112ea2ef677400680c6ca1e678e504590e63f5ac8f057097b45b0ea3a9b6583ea05f1a14d34eabaf1907e9c4e51d20cfa44
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SSDEEP
3072:IcWDjPBDfpm3DX18blsV+GxuCa41l7+v6XCW5DZg9jzkDaVuvrOY9g3U5pRyFusw:0LcTaGVK27+vDBVmrOv3Uv6b/5
Malware Config
Extracted
stealc
http://185.172.128.150
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url_path
/c698e1bc8a2f5e6d.php
Signatures
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Detect binaries embedding considerable number of MFA browser extension IDs. 8 IoCs
resource yara_rule behavioral2/memory/3984-4-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3984-5-0x0000000001BC0000-0x0000000001CC0000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3984-7-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3984-48-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3984-55-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3984-82-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3984-101-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3984-100-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs -
Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 8 IoCs
resource yara_rule behavioral2/memory/3984-4-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3984-5-0x0000000001BC0000-0x0000000001CC0000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3984-7-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3984-48-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3984-55-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3984-82-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3984-101-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3984-100-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 7 IoCs
resource yara_rule behavioral2/memory/3984-4-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/3984-7-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/3984-48-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/3984-55-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/3984-82-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/3984-101-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/3984-100-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 3984 17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe 3984 17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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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).
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Program crash 1 IoCs
pid pid_target Process procid_target 4184 3984 WerFault.exe 86 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3984 17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe 3984 17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe 3984 17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe 3984 17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe"C:\Users\Admin\AppData\Local\Temp\17aee2f8a490eb8f5ae8d66e449dc8ca50d430a210f3bc101a6b04ff5f4a5deb.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3984 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3984 -s 23362⤵
- Program crash
PID:4184
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3984 -ip 39841⤵PID:3788
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571