Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05/05/2024, 22:08
Static task
static1
Behavioral task
behavioral1
Sample
5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe
Resource
win7-20240221-en
General
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Target
5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe
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Size
326KB
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MD5
9d250ac8d4aadc7ea557ce665788702d
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SHA1
c345a53e243cf50dda2723763e18577e8d988384
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SHA256
5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157
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SHA512
f22d16d5b9314a8f5d60e0d3f8269dc0f141ddf43eab978b15cc174e66f1c71de3df676976d69a6e1f5c20e2c017e2fbd327515351f9abe4dc32f3900d11d0d2
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SSDEEP
6144:Wwjg4HV406PH3SM/52tGk2RZ7DkHis8D4jtpGvNb/a:WYJV406B/UtGkkZ7DKit4jtqb/a
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. 2 IoCs
resource yara_rule behavioral1/memory/1924-64-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral1/memory/1924-65-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs -
Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 2 IoCs
resource yara_rule behavioral1/memory/1924-64-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral1/memory/1924-65-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs
resource yara_rule behavioral1/memory/1924-64-0x0000000000400000-0x0000000001A1B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/1924-65-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 1924 5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe 1924 5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.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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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 5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1924 5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe 1924 5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe"C:\Users\Admin\AppData\Local\Temp\5843aa8280819e31b06f61a02cdf2c908c891bed32beb9860843b769a6f14157.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1924
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571