Analysis
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max time kernel
147s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07-04-2024 23:42
Static task
static1
Behavioral task
behavioral1
Sample
993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe
Resource
win10v2004-20240226-en
General
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Target
993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe
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Size
71KB
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MD5
2760418b3432067c2872bf64d585606b
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SHA1
23daab32a709c6bae525ba09c8f526934fc71c34
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SHA256
993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa
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SHA512
6e76e65b2aac5c6d67135e118950650c73c043990455d2c79790d7178876ba9ea4af55cd5b25aface157d9beb0ae002cf83820e12035c29fdc06bb2b2cafc69d
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SSDEEP
1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTX:ZhpAyazIlyazTX
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
CTS.exepid process 924 CTS.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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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exeCTS.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" 993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe -
Drops file in Windows directory 2 IoCs
Processes:
993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exeCTS.exedescription ioc process File created C:\Windows\CTS.exe 993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exeCTS.exedescription pid process Token: SeDebugPrivilege 1700 993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe Token: SeDebugPrivilege 924 CTS.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exedescription pid process target process PID 1700 wrote to memory of 924 1700 993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe CTS.exe PID 1700 wrote to memory of 924 1700 993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe CTS.exe PID 1700 wrote to memory of 924 1700 993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe CTS.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe"C:\Users\Admin\AppData\Local\Temp\993a491d0a6ade56021be52ae5ddcde52daeeb009389e5820e410ba3d173abfa.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Windows\CTS.exe"C:\Windows\CTS.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:924
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
394KB
MD59b84af998ab5ac3862855c2065c5ffe3
SHA101ca00b9bc581cf71a6777f78e2fa1fc3f341fba
SHA256c3fa3299bb103de10b4385a8511129bbccc02c8fa6136947e513896bb8a92ee7
SHA5120e56107110d7a7463f939c6aebb65193555efe7d7e501908dcb735eced54b6a5db0341af30554164dfa0edfc4f54fa0864b45168aedfdb693eb649cd80935a17
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Filesize
71KB
MD558ac89b650cc2c2e9d4c7b89be7d1433
SHA1e0153f4d16e5b3db3294079e2bfb5a72f5e11bb0
SHA256c1962d74bd6165daa9b019660e3e10487dd635d2f52035d9f25aebb75f1d045c
SHA512f1ac5724df853326fe74d02fa495dfcc7071b255d5ea242b935a6e38cf82cb0ae1b57efc1117c7115ec068e4cf465fd80e09daaa8ad31787b33be259f66be979
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Filesize
71KB
MD566df4ffab62e674af2e75b163563fc0b
SHA1dec8a197312e41eeb3cfef01cb2a443f0205cd6e
SHA256075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
SHA5121588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25