Analysis
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max time kernel
33s -
max time network
299s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
26-09-2024 22:41
Static task
static1
Behavioral task
behavioral1
Sample
6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe
Resource
win10-20240404-en
General
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Target
6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe
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Size
403KB
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MD5
5456c9b238c54e52277972cdadf6764d
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SHA1
512977a16b78c08e9aeb028e06a5995fc36c0d40
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SHA256
6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd
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SHA512
bf6cfbbc35edcfec8d8dd2c7be5c587b2b43ada1bb1a43620711cc713b122e41b978cfb1b5b0f8dfe107bea00d34de02c7a112926302652f3810a779a818944b
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SSDEEP
12288:WAdGQU/9evJZ/vzqp68V09Ij7THMweRdj0EO:DdxJvJNvl+jPR2d4t
Malware Config
Extracted
vidar
11
3a15237aa92dcd8ccca447211fb5fc2a
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0
Extracted
lumma
https://reinforcenh.shop/api
https://stogeneratmns.shop/api
https://fragnantbui.shop/api
https://drawzhotdog.shop/api
https://vozmeatillu.shop/api
https://offensivedzvju.shop/api
https://ghostreedmnu.shop/api
https://gutterydhowi.shop/api
https://wallkedsleeoi.shop/api
Extracted
vidar
11
e90840a846d017e7b095f7543cdf2d15
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0
Extracted
lumma
https://wallkedsleeoi.shop/api
https://gutterydhowi.shop/api
https://ghostreedmnu.shop/api
https://offensivedzvju.shop/api
Signatures
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Detect Vidar Stealer 19 IoCs
resource yara_rule behavioral2/memory/2064-3-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-8-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-6-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-20-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-21-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-37-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-38-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/4740-46-0x00000000733A0000-0x0000000073A8E000-memory.dmp family_vidar_v7 behavioral2/memory/2064-64-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-71-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-72-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/2064-73-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/3704-100-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/3704-102-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/3704-104-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/3704-126-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/3704-127-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/3704-141-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/3704-143-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 -
Downloads MZ/PE file
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1924 netsh.exe -
Executes dropped EXE 3 IoCs
pid Process 2220 GDBAKKKFBG.exe 3812 AKEBFCFIJJ.exe 1312 BAECFHJEBA.exe -
Loads dropped DLL 2 IoCs
pid Process 2064 RegAsm.exe 2064 RegAsm.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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 84 api.ipify.org -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4740 set thread context of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 2220 set thread context of 4120 2220 GDBAKKKFBG.exe 78 PID 3812 set thread context of 3704 3812 AKEBFCFIJJ.exe 81 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 10 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BAECFHJEBA.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language GDBAKKKFBG.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AKEBFCFIJJ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe -
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 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2928 timeout.exe -
Runs net.exe
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Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe 2064 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1312 BAECFHJEBA.exe -
Suspicious use of WriteProcessMemory 47 IoCs
description pid Process procid_target PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 4740 wrote to memory of 2064 4740 6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe 73 PID 2064 wrote to memory of 2220 2064 RegAsm.exe 75 PID 2064 wrote to memory of 2220 2064 RegAsm.exe 75 PID 2064 wrote to memory of 2220 2064 RegAsm.exe 75 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2220 wrote to memory of 4120 2220 GDBAKKKFBG.exe 78 PID 2064 wrote to memory of 3812 2064 RegAsm.exe 79 PID 2064 wrote to memory of 3812 2064 RegAsm.exe 79 PID 2064 wrote to memory of 3812 2064 RegAsm.exe 79 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 3812 wrote to memory of 3704 3812 AKEBFCFIJJ.exe 81 PID 2064 wrote to memory of 1312 2064 RegAsm.exe 82 PID 2064 wrote to memory of 1312 2064 RegAsm.exe 82 PID 2064 wrote to memory of 1312 2064 RegAsm.exe 82 PID 1312 wrote to memory of 3540 1312 BAECFHJEBA.exe 83 PID 1312 wrote to memory of 3540 1312 BAECFHJEBA.exe 83 PID 1312 wrote to memory of 3540 1312 BAECFHJEBA.exe 83 PID 3540 wrote to memory of 1824 3540 cmd.exe 85 PID 3540 wrote to memory of 1824 3540 cmd.exe 85 PID 3540 wrote to memory of 1824 3540 cmd.exe 85 PID 1824 wrote to memory of 5056 1824 net.exe 86 PID 1824 wrote to memory of 5056 1824 net.exe 86 PID 1824 wrote to memory of 5056 1824 net.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe"C:\Users\Admin\AppData\Local\Temp\6e25c012659d74422317726da92134c5e9a70a937a1ceb585b83aeb99eee36fd.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2064 -
C:\ProgramData\GDBAKKKFBG.exe"C:\ProgramData\GDBAKKKFBG.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵
- System Location Discovery: System Language Discovery
PID:4120
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C:\ProgramData\AKEBFCFIJJ.exe"C:\ProgramData\AKEBFCFIJJ.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3812 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵
- System Location Discovery: System Language Discovery
PID:3704
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C:\ProgramData\BAECFHJEBA.exe"C:\ProgramData\BAECFHJEBA.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1312 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c net user4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3540 -
C:\Windows\SysWOW64\net.exenet user5⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 user6⤵
- System Location Discovery: System Language Discovery
PID:5056
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\RDPWInst.exe" -i4⤵PID:3292
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C:\Users\Admin\AppData\Local\Temp\RDPWInst.exeC:\Users\Admin\AppData\Local\Temp\RDPWInst.exe -i5⤵PID:4512
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C:\Windows\SYSTEM32\netsh.exenetsh advfirewall firewall add rule name="Remote Desktop" dir=in protocol=tcp localport=3389 profile=any action=allow6⤵
- Modifies Windows Firewall
PID:1924
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\CAAAFCAKKKFB" & exit3⤵PID:5076
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C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- Delays execution with timeout.exe
PID:2928
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k networkservice -s TermService1⤵PID:3592
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -s TermService1⤵PID:3024
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
4Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
403KB
MD5f73186df5a030cf7f186b0737c3af1f7
SHA1d15e45feefbbc010db92ae897d80bc7419c0d046
SHA25605c67a9765fe1ebebcedaee376f87a803d7cd37e6c5c19f7d336c2f14a4ef207
SHA512a6e4d6e34748fa8fb9153e2104cf49cc36af9b22e29c8df050de0db4e14e9dd18ed178b4bbacd6289a0a55b465c996fb931799ba970dfe559c85215db7e31df1
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Filesize
72KB
MD58a4026e4d33a227ff1df5837235782c5
SHA1b6ea86727f17ebfea03651354c8380d0803fcfb9
SHA256d11fd3327306f59f4e433a5467e9a84d5346f3f2047fe1597f58f052f753bc1e
SHA5129eedd4d2b2382d532fff82097cbc3e63ff11ad4506830278af8398a1571bcfb34043164ca8737cbbca0d36d371a53b71d8507d50c02ea7ddb2e199f2385ce092
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Filesize
376KB
MD547697a60a96c5adef362d8da9a274b7d
SHA116dbc512f121c27e2cb48a61d6dcf166aa792e0d
SHA25663d86693917598df88d518c057c7680b5bd2de9add384425f81ead95eee18dba
SHA5124f18db753fbd9f08842630dd2ac97dc6b368269c80dfc8a2f880baa80010db013c8168a6c19465f5d843ae135b162a63eb2dc1c48ea93c5b255868c77c591a17
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EDC238BFF48A31D55A97E1E93892934B_C31B2498754E340573F1336DE607D619
Filesize471B
MD52d2427308444f4dcf76ef7d3a4a15671
SHA1412f4955f05a781cf68b68ead5fc908f986410d5
SHA256a5ee25390d9316d1996a3f52ed43a3523dcae3803d1127f546a3a9337eea9b32
SHA512d9fd366db9e0728f630d5845e0ac3132c2f337c57efcede1a53193a5a6f19a9c0e3cea80122a3de6ca95b6054f3d4daf53a920f0278dc8f233f6745afadd3a7f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EDC238BFF48A31D55A97E1E93892934B_C31B2498754E340573F1336DE607D619
Filesize400B
MD55f7135bc7e6f01a52e76af5e54b95d10
SHA19c42708981a397b32b5c4e850064e2c9c434695c
SHA2565f01f3c4d18c56f8fe7462957a95dace380896d68abda64f11d23670961dcf63
SHA51268ef5815b7dce1d9ca57f8ea96be634857015171f9fce46dfb898dab85bb6819e3f4a874935b62d3d6d24b8fa0bc7f0962b8c0dd9b97066626d7ebf9cd5575f5
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Filesize
33KB
MD55b07dbbe3498da1c8090102f29f5440c
SHA133b0f3be2f7a9de90f30252da2b01b4eb8ca4507
SHA2562ec97549f80a69192f51e37727649b20667a2dc56b590ae16fd15d2349246bae
SHA512267cec1e6abafdacc91664de0632178f53733eb0d5ba22b2957aec0f2f8eba666748a43dc9be7b836d4ec3466bb640fb927f1d8e7505093aca3dfe777c820e9b
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Filesize
1.7MB
MD5c213162c86bb943bcdf91b3df381d2f6
SHA18ec200e2d836354a62f16cdb3eed4bb760165425
SHA256ac91b2a2db1909a2c166e243391846ad8d9ede2c6fcfd33b60acf599e48f9afc
SHA512b3ead28bb1f4b87b0c36c129864a8af34fc11e5e9feaa047d4ca0525bec379d07c8efee259ede8832b65b3c03ef4396c9202989249199f7037d56439187f147b
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Filesize
433KB
MD592bc5fedb559357aa69d516a628f45dc
SHA16468a9fa0271724e70243eab49d200f457d3d554
SHA25685cd5cd634fa8bbbf8d71b0a7d49a58870ef760da6d6e7789452cae4cab28127
SHA51287e210e22631c1a394918859213140a7c54b75aec9bbc4f44509959d15cfa14abcbfeb1adf9cffa11b2e88f84a8708f67e842d859e63394b7f6036ce934c3cc9
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Filesize
114KB
MD5461ade40b800ae80a40985594e1ac236
SHA1b3892eef846c044a2b0785d54a432b3e93a968c8
SHA256798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4
SHA512421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571