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231218-fj6bzaadg5 10Analysis
-
max time kernel
329s -
max time network
1211s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
07-04-2024 09:04
Static task
static1
Behavioral task
behavioral1
Sample
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Resource
win10-20240319-en
Behavioral task
behavioral3
Sample
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Resource
win11-20240221-en
General
-
Target
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
-
Size
1.9MB
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MD5
001f6aefa850c575018eaa792a0ebbc5
-
SHA1
69a44211fda244815a6f7b4480dada97f7778fe0
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SHA256
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5
-
SHA512
24eeb6d51b6d3d2988e4eb39a0c0580013d7a3a1711d0d512a233c5a5ca1f5bb4d28b3e39e0e18990d83f592c3550e13cb905b7573c013155867b7221b9997d5
-
SSDEEP
24576:Z0ZIVjFxbxJMgQ5DIiJ1KxwflAbWgj8RuFwTXJsK63Ct6ij0V+uYzjy2QhL8Gbge:CC9pagQFIE1KbkYF+X70V+hy7hAI1U
Malware Config
Extracted
Protocol: ftp- Host:
mail.mixei.ru - Port:
21 - Username:
[email protected] - Password:
Sa2pZX9ZY1z5yJx!!
Extracted
Protocol: ftp- Host:
mail.mixei.ru - Port:
21 - Username:
sharymov - Password:
Sa2pZX9ZY1z5yJx!!
Extracted
Protocol: ftp- Host:
mail.mixei.ru - Port:
21 - Username:
admin - Password:
Sa2pZX9ZY1z5yJx!!
Extracted
Protocol: ftp- Host:
mail.mixei.ru - Port:
21 - Username:
mixei - Password:
Sa2pZX9ZY1z5yJx!!
Signatures
-
Contacts a large (799) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
-
Processes:
resource yara_rule behavioral4/memory/4312-3-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-4-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-5-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-6-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-7-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-8-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-13-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-14-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-15-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-16-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-28-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-46-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-52-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-53-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-54-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-56-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-57-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-63-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-59-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-60-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-58-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-61-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-64-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-67-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-70-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-72-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-75-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-78-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-77-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-84-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-86-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-89-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-94-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-96-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-98-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-100-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-99-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-101-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-97-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-95-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-90-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-87-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-83-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-82-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-81-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-80-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-76-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-74-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-69-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-66-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-68-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-93-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-102-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-103-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-104-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4312-105-0x0000000000400000-0x0000000000848000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CSRSS = "\"C:\\ProgramData\\Drivers\\csrss.exe\"" 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
-
Suspicious use of SetThreadContext 1 IoCs
Processes:
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exedescription pid process target process PID 2868 set thread context of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exepid process 4312 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4312 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4312 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4312 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4312 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4312 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exedescription pid process target process PID 2868 wrote to memory of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 2868 wrote to memory of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 2868 wrote to memory of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 2868 wrote to memory of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 2868 wrote to memory of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 2868 wrote to memory of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 2868 wrote to memory of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 2868 wrote to memory of 4312 2868 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe"C:\Users\Admin\AppData\Local\Temp\6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2868 -
C:\Users\Admin\AppData\Local\Temp\6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe"C:\Users\Admin\AppData\Local\Temp\6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4312
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
2.6MB
MD53d9e913624f11b802d45870d6f87e283
SHA1e2555c3387e2c2a3cb8b44872c89b41b05807cc5
SHA256404ace31a22f0f3599cc210b178869cfeb5b3a6357b2197f5806ed7992818740
SHA512eca3ca6a4fdfa331c3624c5efc647b7b1a7242f39abb678ebe382a81d9f369ac080a0e5d5c251e7bd4577e91cef8944e0c76379780a9f260b9f4450062f3766e
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Filesize
9.9MB
MD5827211a74e5fa8dad1885fc8350704bd
SHA179fd19ae870f20ef73d86fd69617f0a3e16af370
SHA256c24ad08f7c2a1259c44f4e3839752c5c17860bda8be7ccd6f74e1b72ed27e867
SHA512d95682fe20da18fb55704138e9b84b8c045993b825b9a078e7c37a82a6f5c45463e1350e01cde8cc3bad3d5013967087c750bdb27a8d2dbde111da479f800f3f