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12/04/2024, 13:43
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240409-g9kzdsge63 10Analysis
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max time kernel
1192s -
max time network
1213s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
12/04/2024, 13:42
Static task
static1
Behavioral task
behavioral1
Sample
bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe
Resource
win11-20240221-en
General
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Target
bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe
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Size
1.9MB
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MD5
97e5f2c04baad060d0169b7d76cfa5de
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SHA1
00d5d0699bf1ccddf28fbd9eeb6ed9aaa8bc320b
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SHA256
bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35
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SHA512
56fabb8ec6be3cdb582214c9519a3ae59d4b4d0e97262c646cdbc6ac54d0f0fddb692e5fbebb6589ce2e63cae4f4567812aa911765431d95d412d4a86de82e9f
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SSDEEP
49152:gFnov1UndgBEDJnUJFLIzBAxmOcgSp/QDsYiX:MnovedqGoWFAxP2QHi
Malware Config
Signatures
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Contacts a large (723) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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resource yara_rule behavioral2/memory/1848-2-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-4-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-5-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-6-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-7-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-8-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-13-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-14-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-15-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-27-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-44-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-48-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-50-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-51-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-53-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-55-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-57-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-60-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-62-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-68-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-67-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-70-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-75-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-74-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-78-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-81-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-83-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-84-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-91-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-95-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-99-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-102-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-98-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-97-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-96-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-94-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-93-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-92-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-88-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-82-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-77-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-72-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-71-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-69-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-66-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-65-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-64-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/1848-59-0x0000000000400000-0x0000000000848000-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\"" bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1328 set thread context of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 8112 1848 WerFault.exe 72 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1848 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 1848 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 1848 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 1848 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 1848 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 1848 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1328 wrote to memory of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72 PID 1328 wrote to memory of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72 PID 1328 wrote to memory of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72 PID 1328 wrote to memory of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72 PID 1328 wrote to memory of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72 PID 1328 wrote to memory of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72 PID 1328 wrote to memory of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72 PID 1328 wrote to memory of 1848 1328 bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe"C:\Users\Admin\AppData\Local\Temp\bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1328 -
C:\Users\Admin\AppData\Local\Temp\bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe"C:\Users\Admin\AppData\Local\Temp\bb50ae148cf4986c2ac4c81e75412a91910fe8fb169bd054d130a775af4b5e35.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1848 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1848 -s 232083⤵
- Program crash
PID:8112
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.7MB
MD527acfbf94480631e547b5cb508d9d4fb
SHA1f6477330ca9aeb4a8cd19cc44e1a30fa9695b36c
SHA2560fd156526952ba5edb62133774a19bf72f71d3c968d01fcdb517521d45a67c5e
SHA512902ccecfa284881c1f241802b9ccd51a85da0cc48632fbd944b686d37a4fa57bc7cd01c44ef79bfe475494be780164b82ff8fa9a3e77984f6e29467843138929
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Filesize
12.3MB
MD5fb2553c44cb050454e958701ee7cae72
SHA1359755beff4afd035099937b32cee35aedcf0b67
SHA2565a0c7a23f433cbd0220beaa3b4b3c2d8fd099a92753b06fec7e5546907ecc74d
SHA512e04163f04d6b36baeb11f56915bdbd041288ac3f189ae88c91d4fc7cde3d8fc4c2e698cf6aa198dc1ad804dbf0e8e6ce81527ec2f8f8346a3e11b256a784f71d