Overview
overview
10Static
static
10keygen-pr.exe
windows7_x64
1keygen-pr.exe
windows10_x64
1keygen-step-1.exe
windows7_x64
10keygen-step-1.exe
windows10_x64
10keygen-step-3.exe
windows7_x64
7keygen-step-3.exe
windows10_x64
1keygen-step-4.exe
windows7_x64
10keygen-step-4.exe
windows10_x64
9keygen.bat
windows7_x64
10keygen.bat
windows10_x64
10General
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Target
z.rar
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Size
8.7MB
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Sample
210218-l1aaz1rfd6
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MD5
439e00a52e27f2a9c653cb58031277c3
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SHA1
3d96d6337c31d0345a85ceae45bebf15d26ea695
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SHA256
4470d04e7ddfe73366faf06ccbf50904961fe2999f4c8c23be35b820b6036209
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SHA512
4bc57dbda7e07d3a4b8e957bcdcdb5d5e8dfe7b34a23cb4ead4781423dc5922bc2a8ccf9c8b6b6e2c8689aca6f52fdca67b17ca5c94f236e86cba2cf009a4866
Static task
static1
Behavioral task
behavioral1
Sample
keygen-pr.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
keygen-pr.exe
Resource
win10v20201028
Behavioral task
behavioral3
Sample
keygen-step-1.exe
Resource
win7v20201028
Behavioral task
behavioral4
Sample
keygen-step-1.exe
Resource
win10v20201028
Behavioral task
behavioral5
Sample
keygen-step-3.exe
Resource
win7v20201028
Behavioral task
behavioral6
Sample
keygen-step-3.exe
Resource
win10v20201028
Behavioral task
behavioral7
Sample
keygen-step-4.exe
Resource
win7v20201028
Behavioral task
behavioral8
Sample
keygen-step-4.exe
Resource
win10v20201028
Malware Config
Extracted
azorult
http://kvaka.li/1210776429.php
Extracted
raccoon
310b6bfba897d478c7212dc7fdbe942b00728875
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url4cnc
https://telete.in/j9ca1pel
Targets
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Target
keygen-pr.exe
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Size
1.7MB
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MD5
65b49b106ec0f6cf61e7dc04c0a7eb74
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SHA1
a1f4784377c53151167965e0ff225f5085ebd43b
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SHA256
862a8cf0e5561c848145a1a1f464acf77f92a3b15cc43722a7208701f60a2fcd
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SHA512
e9030cd609f42fb616e5bac3a5203ae46bbae9ec95682432a367f8805cdaa3e30c18a732ceddb0545ac653d543348a6728866149d2822752c80948066bfdf3da
Score1/10 -
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Target
keygen-step-1.exe
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Size
112KB
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MD5
c615d0bfa727f494fee9ecb3f0acf563
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SHA1
6c3509ae64abc299a7afa13552c4fe430071f087
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SHA256
95d91febc45d03c1ee477c127bcbd332cd6fbce1e91105004af723594e6f0199
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SHA512
d97256eb93d8e546f5fb5c61bebe61e7dfab316eb7685be83782bd36b28df3f80880e7b823197a4b6bae1af7b9460c4c81357dd44ed199ab93ccaee5acc10e51
Score10/10-
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Target
keygen-step-3.exe
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Size
704KB
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MD5
62d2a07135884c5c8ff742c904fddf56
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SHA1
46ce1f7fdf8b4cb2abe479efd5f352db9728a40b
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SHA256
a12fee020eb54a0f012545074c689893113d130498d9ad411d5852c786770b81
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SHA512
19c4dc3558308052bb13f71ca633ab05d55d57b68fc240fcc6d06e583fa61c5ccea87ef0f8196acc19b37d87deb42e5c204a2a05fce63f1accaf9e39c219f519
Score7/10-
Deletes itself
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Target
keygen-step-4.exe
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Size
6.8MB
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MD5
38f1d6ddf7e39767157acbb107e03250
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SHA1
dcb0d5feacb80c1e4cbb71a30cff7edf10a185e8
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SHA256
97ada84ef77a3b45abd2e14caf519e06bbbad5a6ed180aa6ee543e38e9bce796
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SHA512
3ba909b5001a3b995ebe8f9dbd4ddb6506a5c66612cf43e94a50f72c543a9aa4828bbba224db807de10076c5e70fabf7cc31bf8e442a3f4cf26d95c7f7094c2d
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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
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Nirsoft
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Executes dropped EXE
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Loads dropped DLL
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Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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Target
keygen.bat
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Size
123B
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MD5
f2632c204f883c59805093720dfe5a78
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SHA1
c96e3aa03805a84fec3ea4208104a25a2a9d037e
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SHA256
f9458a661ecd6c7e8fae669be72497288472a11ac3e823d3074e58f7fe98cd68
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SHA512
5a19c4a777899889381be64f190e50a23cceee0abb78776b6d041e2384ba88e692972e40cefa34c03ca1b7d029475a0afbc5ce006ce833a1665e52008671bae2
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine Payload
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Nirsoft
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Executes dropped EXE
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Loads dropped DLL
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Reads data files stored by FTP clients
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Legitimate hosting services abused for malware hosting/C2
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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