Analysis
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max time kernel
115s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
08-09-2024 11:53
Static task
static1
Behavioral task
behavioral1
Sample
66dcad8f5f33a_crypted.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
66dcad8f5f33a_crypted.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
66dcad8f5f33a_crypted.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
66dcad8f5f33a_crypted.exe
Resource
win11-20240802-en
General
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Target
66dcad8f5f33a_crypted.exe
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Size
313KB
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MD5
b8010780cbccba9ec2e20d7b3c17c6be
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SHA1
30904082c6866796d664f0042780207c5fcf59ba
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SHA256
49c25f225e9c5a3ffb651a2ede3505b0faccfbef4f43652d7321388ce6c4b864
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SHA512
a98c9acbb1be1802ab2b430fee7aaf0db166ca3dc25b728c6da7535ce884f9dfbef63f45cac55f4ed208630da8f587378ddf5504e5479b85eec62e4d84460205
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SSDEEP
6144:GwWRWpJv0YaCeIplG59br5OZ3p2GAbdZCHZnHUCy9X/qWCGGUJEqY3nfT5B/b6Bf:GwAWXx5eIplObs3peSHtHUCWX/qWvVYk
Malware Config
Extracted
redline
LogsDiller Cloud (TG: @logsdillabot)
5.42.92.222:7880
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 1 IoCs
Processes:
resource yara_rule behavioral3/memory/2328-4-0x0000000000400000-0x0000000000452000-memory.dmp family_redline -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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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Suspicious use of SetThreadContext 1 IoCs
Processes:
66dcad8f5f33a_crypted.exedescription pid process target process PID 3780 set thread context of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe -
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 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
66dcad8f5f33a_crypted.exeRegAsm.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 66dcad8f5f33a_crypted.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Processes:
RegAsm.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064 RegAsm.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064\Blob = 0b000000010000004800000054006900740061006e00690075006d00200052006f006f007400200043006500720074006900660069006300610074006500200041007500740068006f00720069007400790000000200000001000000cc0000001c0000006c00000001000000000000000000000000000000010000007b00340031003700340034004200450034002d0031003100430035002d0034003900340043002d0041003200310033002d004200410030004300450039003400340039003300380045007d00000000004d006900630072006f0073006f0066007400200045006e00680061006e006300650064002000430072007900700074006f0067007200610070006800690063002000500072006f00760069006400650072002000760031002e00300000000000030000000100000014000000f1a578c4cb5de79a370893983fd4da8b67b2b06420000000010000000a03000030820306308201eea003020102020867f7beb96a4c2798300d06092a864886f70d01010b0500302e312c302a06035504030c23546974616e69756d20526f6f7420436572746966696361746520417574686f72697479301e170d3233303331343130333532305a170d3236303631373130333532305a302e312c302a06035504030c23546974616e69756d20526f6f7420436572746966696361746520417574686f7269747930820122300d06092a864886f70d01010105000382010f003082010a028201010086e4577a5861ce819177d005fa51d5515a936c610ccfcbde5332cd151da647ee881a245c9b02833b02af3d76fe20bd3bfaf7a20973e72ebd9440d09d8c3d2713bdf0d09feb9532acd7a42da2a952daa86a2a88ee427d30959d90bfba05276aa02998a6986fc01306629b79b8405d1f1fa6d9a42f827afc7566340dc2de27012b94bb4a27b3cb1c219a3cb2c14203f34451bd626520edd4dbcc414f593f2acbc48479f7143cbe139cfd129c913e5303dc20f94c44358901b69a848d7ea02e308a311560ac00ae009a29109aeed9713dd8919b97ed598058e17f0726c7a020f710abc06291dfaaf181c6be6a76c89cb68eb0b0ec1cd95f326c7e55588bfd76c5190203010001a328302630130603551d25040c300a06082b06010505070301300f0603551d130101ff040530030101ff300d06092a864886f70d01010b0500038201010070851293d757e982797dc5f7f27da894ef0cdb329f06a6096e0cf604b0e54711560ef40f5282082e210f55a3db41f312548b7611f5f0dacea3c78b13f6fc243c02b106665be69e184088415b273999b877bee353a248cec7eeb5a095c2174bc9526cafe3372c59dbfbe758134ed351e5147273fec68577ae4552a6f99ac80ca8d0ee422af528858c6be81cb0a8031ab0ae83c0eb5564f4e87a5c06295d3903eee2fdf92d62a7f4d4054deaa79bcaebda4e8b1a6efd42aef9d01c7075728cb13aa8557c85a72532b5e2d6c3e55041c9867ca8f562bbd2ab0c3710d83173ec3781d1dcaac5c6e07ee726624dfdc5814cffd336e17932f89beb9cf7fdbee9bebf61 RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
RegAsm.exepid process 2328 RegAsm.exe 2328 RegAsm.exe 2328 RegAsm.exe 2328 RegAsm.exe 2328 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2328 RegAsm.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
66dcad8f5f33a_crypted.exedescription pid process target process PID 3780 wrote to memory of 208 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 208 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 208 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3780 wrote to memory of 2328 3780 66dcad8f5f33a_crypted.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\66dcad8f5f33a_crypted.exe"C:\Users\Admin\AppData\Local\Temp\66dcad8f5f33a_crypted.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3780 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:208
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2328
Network
MITRE ATT&CK Enterprise v15
Defense Evasion
Modify Registry
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD51420d30f964eac2c85b2ccfe968eebce
SHA1bdf9a6876578a3e38079c4f8cf5d6c79687ad750
SHA256f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
SHA5126fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8