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240329-c4jf6aga879Analysis
- max time kernel
191s - max time network
1200s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system - submitted
09/04/2024, 07:30
Static task
static1
Behavioral task
behavioral1
Sample
bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe
Resource
win11-20240221-en
General
- Target bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe
- Size 1.9MB
- Sample240409-jb2wcshe88
- SHA256 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8
- MD5 bab406ad3b0603a45625755ffbccce49
- SHA1 7ce0bd31c68c5b54854098acad195b7a8d804939
- SHA512 a85ca2bc5ab42f8d32856a87c665b66df7d8e1c1ebbb143015d06fcc1bddba1faf684e2ee1d2a572f5ed04edf3a061837c293b5c1e3d2214864b90d8a68d25cc
- SSDEEP 49152:hgWDef4IXn7EvfNf+x83OeG5ztpAEq2pe2n9SCtQV:hvo49fk83ONztiEqz2nA
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
-
resource yara_rule behavioral1/memory/1296-5-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-6-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-8-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-9-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-10-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-11-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-32-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-44-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-45-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-46-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-50-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-51-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-54-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-55-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-59-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-60-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-63-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-64-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-69-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-72-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-74-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-80-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-86-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-90-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-95-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-102-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-106-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-104-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-100-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-98-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-93-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-89-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-88-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-87-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-83-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-82-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-78-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-76-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-71-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-70-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-65-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/1296-61-0x0000000000400000-0x0000000000848000-memory.dmp upx - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CSRSS = "\"C:\\ProgramData\\Drivers\\csrss.exe\"" bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2976 set thread context of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1296 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 1296 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 1296 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28 PID 2976 wrote to memory of 1296 2976 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2976 -
C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1296
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus.tmp
- Size 2.6MB
- SHA256 c89a350f2a67be2729932bd4216a02d6b6217704c84a283e07012d442f6ccce5
- MD5 a7322c0ba805744c82137309ef062277
- SHA1 a7e721160f91611ab399948951a5a5d514fde409
- SHA512 d087fe0866f89235d193a5e1de751b3b7601c53b92ecbd092a5ee238b191254130c8a61b48796e4de2f42d77644238e7613f1aa9be8435ffee023c9baeb4c7c5
- SSDEEP 12288:S6gOzeRnVZ1+utMmKblY/otsbL1ndAr2qQuzJJykqZcmZY+Zwgo/:SrdoumgAtOdwJiumWKo/
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new
- Size 5.5MB
- SHA256 e2649f503ce3b139cc94983fbd491ef06ee7d8e169a9d714de806cc4a8093e03
- MD5 69c5c09f58960acbfa2645e6b2225844
- SHA1 9a4f62ee940e3c259d87c46b48c435990e4a76e9
- SHA512 04f41c6c5d113cf89dd45ffcee74f698613d751a54f9ed3d54e1a192e08e4a311f6460cd2587eeaeb6d90d895ee1e377dbe28a4bc8306c7dc36349935025a0ea
- SSDEEP 24576:mNMO4UFLe2qfghhjKKcCvo59DNpc/wrXA7dsUzWKxL8CqG0tFlpcx4ytPa7rcXJx:vmfSwHGfsj
- MD5 SHA1 SHA512 SSDEEP