Analysis
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max time kernel
120s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
08-04-2024 01:23
Static task
static1
Behavioral task
behavioral1
Sample
4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe
Resource
win7-20240221-en
General
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Target
4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe
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Size
214KB
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MD5
44ec00c94ceb935df7244cb692fec9b8
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SHA1
aad96da95feeadd4cbe7f504a055fa1896c7414c
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SHA256
4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a
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SHA512
0adc31bc898bcf2ff3057b9cfb67a65bfc127c3849ad64133c273a45bde4901b4667790e5a59b959a711f0ddf5aa71a89ebc6285f41e0f5b921d59f07be52497
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SSDEEP
6144:pnkd9Rk0WB3H38DwMXHQg/Z9ScXJ+xovgnkBBG:uHiLcDwMXw8ZscXJ+xoonkBB
Malware Config
Extracted
vidar
https://steamcommunity.com/profiles/76561199662282318
https://t.me/t8jmhl
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36 OPR/108.0.0.0
Signatures
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Detect Vidar Stealer 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2524-10-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2524-11-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2524-13-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2524-16-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2524-19-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2524-22-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2524-23-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2524-151-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 -
Detect binaries embedding considerable number of MFA browser extension IDs. 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2524-151-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs -
Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2524-151-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs -
Detects Windows executables referencing non-Windows User-Agents 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2524-10-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2524-11-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2524-13-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2524-16-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2524-19-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2524-22-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2524-23-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2524-151-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2524-151-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2524-10-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2524-11-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2524-13-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2524-16-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2524-19-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2524-22-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2524-23-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2524-151-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Suspicious use of SetThreadContext 1 IoCs
Processes:
4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exedescription pid Process procid_target PID 2948 set thread context of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 2112 2524 WerFault.exe 29 -
Processes:
RegAsm.exedescription ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 RegAsm.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 RegAsm.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 RegAsm.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exeRegAsm.exedescription pid Process procid_target PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2948 wrote to memory of 2524 2948 4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe 29 PID 2524 wrote to memory of 2112 2524 RegAsm.exe 33 PID 2524 wrote to memory of 2112 2524 RegAsm.exe 33 PID 2524 wrote to memory of 2112 2524 RegAsm.exe 33 PID 2524 wrote to memory of 2112 2524 RegAsm.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe"C:\Users\Admin\AppData\Local\Temp\4379e1290aa5d36cc98722935afab5764ba64d61e9f0615b5395c2a22c75d80a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2948 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 15123⤵
- Program crash
PID:2112
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
68KB
MD529f65ba8e88c063813cc50a4ea544e93
SHA105a7040d5c127e68c25d81cc51271ffb8bef3568
SHA2561ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD54413b012f7993e53397693deb952d6e2
SHA15502e12931aa566c1eea1ab62fb47040b19d2130
SHA25633574bd65f40e70febb2e3649a9b2e3fcd88470394c163177df598a14089c6f7
SHA5125fe14666e5cadb9ffa92335060a238a5a9ac148b6cf717d063faf0e5026c89943e5c60e249236bd7ea6b2c026164a619a6809ccbe5f4b00569cc5587ae5d2706
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Filesize
177KB
MD5435a9ac180383f9fa094131b173a2f7b
SHA176944ea657a9db94f9a4bef38f88c46ed4166983
SHA25667dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA5121a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a