Resubmissions
07-09-2024 11:17
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240815-cc95ssydlb 10Analysis
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max time kernel
600s -
max time network
603s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-09-2024 10:21
Static task
static1
Behavioral task
behavioral1
Sample
Downloaders.zip
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
4363463463464363463463463.zip
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
4363463463464363463463463.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
New Text Document mod.exse.zip
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
New Text Document mod.exe
Resource
win10v2004-20240802-en
General
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Target
New Text Document mod.exe
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Size
8KB
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MD5
69994ff2f00eeca9335ccd502198e05b
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SHA1
b13a15a5bea65b711b835ce8eccd2a699a99cead
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SHA256
2e2e035ece4accdee838ecaacdc263fa526939597954d18d1320d73c8bf810c2
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SHA512
ced53147894ed2dfc980bcb50767d9734ba8021f85842a53bb4bb4c502d51b4e9884f5f74c4dd2b70b53cafbe2441376675f7bd0f19bb20a3becb091a34fb9f3
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SSDEEP
96:y7ov9wc1dN1Unh3EHJ40CUJCrQt0LpCBIW12nEtgpH9GIkQYQoBNw9fnmK5iLjTv:yZyTFJfCB20LsBIW12n/eIkQ2BNg5S1
Malware Config
Extracted
redline
deepweb
91.92.253.107:1334
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
resource yara_rule behavioral6/memory/3004-55-0x000001CBEB430000-0x000001CBEB44E000-memory.dmp family_redline -
SectopRAT payload 1 IoCs
resource yara_rule behavioral6/memory/3004-55-0x000001CBEB430000-0x000001CBEB44E000-memory.dmp family_sectoprat -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3892 powershell.exe -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation New Text Document mod.exe Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation BroyVyVPFAbkbpg.exe -
Executes dropped EXE 6 IoCs
pid Process 3352 Installer.exe 1500 BroyVyVPFAbkbpg.exe 3588 66d9f685932be_uninstaller.exe 3004 66d9f6e9330e4_deep.exe 1180 BroyVyVPFAbkbpg.exe 4868 BroyVyVPFAbkbpg.exe -
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
description pid Process procid_target PID 1500 set thread context of 4868 1500 BroyVyVPFAbkbpg.exe 103 -
Embeds OpenSSL 1 IoCs
Embeds OpenSSL, may be used to circumvent TLS interception.
resource yara_rule behavioral6/files/0x0003000000000709-42.dat embeds_openssl -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BroyVyVPFAbkbpg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1500 BroyVyVPFAbkbpg.exe 1500 BroyVyVPFAbkbpg.exe 3892 powershell.exe 3892 powershell.exe 3004 66d9f6e9330e4_deep.exe 3004 66d9f6e9330e4_deep.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3660 New Text Document mod.exe Token: SeDebugPrivilege 3004 66d9f6e9330e4_deep.exe Token: SeDebugPrivilege 1500 BroyVyVPFAbkbpg.exe Token: SeDebugPrivilege 3892 powershell.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3660 wrote to memory of 3352 3660 New Text Document mod.exe 96 PID 3660 wrote to memory of 3352 3660 New Text Document mod.exe 96 PID 3660 wrote to memory of 1500 3660 New Text Document mod.exe 97 PID 3660 wrote to memory of 1500 3660 New Text Document mod.exe 97 PID 3660 wrote to memory of 1500 3660 New Text Document mod.exe 97 PID 3660 wrote to memory of 3588 3660 New Text Document mod.exe 98 PID 3660 wrote to memory of 3588 3660 New Text Document mod.exe 98 PID 3660 wrote to memory of 3588 3660 New Text Document mod.exe 98 PID 3660 wrote to memory of 3004 3660 New Text Document mod.exe 99 PID 3660 wrote to memory of 3004 3660 New Text Document mod.exe 99 PID 1500 wrote to memory of 3892 1500 BroyVyVPFAbkbpg.exe 100 PID 1500 wrote to memory of 3892 1500 BroyVyVPFAbkbpg.exe 100 PID 1500 wrote to memory of 3892 1500 BroyVyVPFAbkbpg.exe 100 PID 1500 wrote to memory of 1180 1500 BroyVyVPFAbkbpg.exe 102 PID 1500 wrote to memory of 1180 1500 BroyVyVPFAbkbpg.exe 102 PID 1500 wrote to memory of 1180 1500 BroyVyVPFAbkbpg.exe 102 PID 1500 wrote to memory of 4868 1500 BroyVyVPFAbkbpg.exe 103 PID 1500 wrote to memory of 4868 1500 BroyVyVPFAbkbpg.exe 103 PID 1500 wrote to memory of 4868 1500 BroyVyVPFAbkbpg.exe 103 PID 1500 wrote to memory of 4868 1500 BroyVyVPFAbkbpg.exe 103 PID 1500 wrote to memory of 4868 1500 BroyVyVPFAbkbpg.exe 103 PID 1500 wrote to memory of 4868 1500 BroyVyVPFAbkbpg.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\New Text Document mod.exe"C:\Users\Admin\AppData\Local\Temp\New Text Document mod.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3660 -
C:\Users\Admin\AppData\Local\Temp\a\Installer.exe"C:\Users\Admin\AppData\Local\Temp\a\Installer.exe"2⤵
- Executes dropped EXE
PID:3352
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C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3892
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C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"3⤵
- Executes dropped EXE
PID:1180
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C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"3⤵
- Executes dropped EXE
PID:4868
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C:\Users\Admin\AppData\Local\Temp\a\66d9f685932be_uninstaller.exe"C:\Users\Admin\AppData\Local\Temp\a\66d9f685932be_uninstaller.exe"2⤵
- Executes dropped EXE
PID:3588
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C:\Users\Admin\AppData\Local\Temp\a\66d9f6e9330e4_deep.exe"C:\Users\Admin\AppData\Local\Temp\a\66d9f6e9330e4_deep.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3004
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
5.5MB
MD5fdf999d19df6b5c6a03bdbe1990347b3
SHA13266aa1f4ee746d69601c42afcda7666efd08ea2
SHA2567a15dd944f05b7280ae9d297f7707f5ee712821fbae770930bae1539cf9e0b4e
SHA5123232b2b0e373104b0f3d31d0275e0d40d247abd3b3fc288cc75d29ed26161726d31728f7ac25a771b277f74fe9a274346820f7087596caf6184ea7c7ce340274
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Filesize
2.1MB
MD56a94b94ba557d5d85a1da20213d48974
SHA1a311aa3a9243849b883867fa3d772e4c4e95d080
SHA256e4a125aa374a939c07ee3172dd5cdb23990096efe7059e9d647f1eaadc32e3dd
SHA512a246f8f4341a144f4946179c518fea833dbec7e40c69023e10687f85d97c28e1851334f20260069c0d6500ecb859c2e2553b4492cda22c6145966bc893a54c74
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Filesize
783KB
MD5a6d68979cd445f96c05d3a8a5aed1a50
SHA19bc427ee084a0f854faedf6a2041058635f1fca3
SHA256cf929da9bb2a7f0efc647e1e2368f55ff4ade12b648e2d89a6495ada470ec731
SHA5125f2718179cc36f6a329f181835de7e1635778d5245962a81d7287d160f2eb361ed168e303e96334ae65a7fe56c0dd16237dcf6b56f8b0f0af06afd0b675176d8
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Filesize
2.9MB
MD5dcb050a81038862531cf2e23a095dbd0
SHA13340822daaacb341a036a062503db2691f652559
SHA2563c49e41f4e9be499f026246d0f28a6ee6649ebb12d91ad7ef5a3932a21e5842c
SHA5125a26a7ae54b08acd2024c16ea7e27a12f4bd5a047d6eef5bf944678faa4c2edc3ca9d6e251107793f908245123ab70d1c73296797cb0c1fb47a265fd4b591cea
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Filesize
40KB
MD5a182561a527f929489bf4b8f74f65cd7
SHA18cd6866594759711ea1836e86a5b7ca64ee8911f
SHA25642aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914
SHA5129bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558
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Filesize
114KB
MD52e5b34ca73bac7d39579ae5af5c50268
SHA1910b0865cce750b73e308d0c9314edcdcf4162bb
SHA25679f7541d73ed1744fbc041fdeaf95cae2e2a43cf9d73f6d9476b67a5c2ea9695
SHA51295dcb404558da6bf1b58640440f3e26b13bf53b8fe05932e85b85dea7e629a544f2bfef094fdd23fd2ad0692297aad338e23c9e6e516e5c852d6d7c1c97249fc
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Filesize
48KB
MD5349e6eb110e34a08924d92f6b334801d
SHA1bdfb289daff51890cc71697b6322aa4b35ec9169
SHA256c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
SHA5122a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574
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Filesize
20KB
MD549693267e0adbcd119f9f5e02adf3a80
SHA13ba3d7f89b8ad195ca82c92737e960e1f2b349df
SHA256d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f
SHA512b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2
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Filesize
116KB
MD5f70aa3fa04f0536280f872ad17973c3d
SHA150a7b889329a92de1b272d0ecf5fce87395d3123
SHA2568d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
SHA51230675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84
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Filesize
96KB
MD540f3eb83cc9d4cdb0ad82bd5ff2fb824
SHA1d6582ba879235049134fa9a351ca8f0f785d8835
SHA256cdd772b00ae53d4050150552b67028b7344bb1d345bceb495151cc969c27a0a0
SHA512cdd4dbf0b1ba73464cd7c5008dc05458862e5f608e336b53638a14965becd4781cdea595fd6bd18d0bf402dccffd719da292a6ce67d359527b4691dc6d6d4cc2