Analysis
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max time kernel
143s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
08/08/2023, 13:11
Static task
static1
Behavioral task
behavioral1
Sample
708415278200.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
708415278200.exe
Resource
win10v2004-20230703-en
General
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Target
708415278200.exe
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Size
1.0MB
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MD5
158748c68c6020ea891efa8286390152
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SHA1
07a4eedeccca3144728289594780ce483a6349a4
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SHA256
1e1ff24f4fb7e44eb28295debcc6a6ea5015361253d18a90daeecbb1bd2afa34
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SHA512
ac8d4796acb776a0f38d191cbf48ac3cdcb55457153daaa9911fd8efdb5aff0b9c6da2d6b5065905a8ca12d961b36d0dadfb6b853f2795ecd6bdea123b2b453c
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SSDEEP
24576:11I1R1I1nRs6CE3jLMpppdpppppUO9Rs6CE3jLMpppdpppppUOLOgu0V5dGclWzD:1GvGRRs6CE3jLbO9Rs6CE3jLbORu0Pdo
Malware Config
Signatures
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wSStSI = "C:\\Users\\Admin\\AppData\\Roaming\\wSStSI\\wSStSI.exe" 708415278200.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 36 api.ipify.org 37 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 472 set thread context of 4924 472 708415278200.exe 93 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 228 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 472 708415278200.exe 472 708415278200.exe 472 708415278200.exe 4924 708415278200.exe 4924 708415278200.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 472 708415278200.exe Token: SeDebugPrivilege 4924 708415278200.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 472 wrote to memory of 228 472 708415278200.exe 90 PID 472 wrote to memory of 228 472 708415278200.exe 90 PID 472 wrote to memory of 228 472 708415278200.exe 90 PID 472 wrote to memory of 4580 472 708415278200.exe 92 PID 472 wrote to memory of 4580 472 708415278200.exe 92 PID 472 wrote to memory of 4580 472 708415278200.exe 92 PID 472 wrote to memory of 4924 472 708415278200.exe 93 PID 472 wrote to memory of 4924 472 708415278200.exe 93 PID 472 wrote to memory of 4924 472 708415278200.exe 93 PID 472 wrote to memory of 4924 472 708415278200.exe 93 PID 472 wrote to memory of 4924 472 708415278200.exe 93 PID 472 wrote to memory of 4924 472 708415278200.exe 93 PID 472 wrote to memory of 4924 472 708415278200.exe 93 PID 472 wrote to memory of 4924 472 708415278200.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\708415278200.exe"C:\Users\Admin\AppData\Local\Temp\708415278200.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:472 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BALCIwRur" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5356.tmp"2⤵
- Creates scheduled task(s)
PID:228
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C:\Users\Admin\AppData\Local\Temp\708415278200.exe"{path}"2⤵PID:4580
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C:\Users\Admin\AppData\Local\Temp\708415278200.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4924
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD51f0484f3b20819467b97b96021990aaf
SHA14949dea3e601e45abffbc6516898f70cea8acdb9
SHA256b16eab1b68f596d2ec582361964f89bb216cda8f1e2cfb6292cb30473e4791d0
SHA5125bbd1b10d2a004dba4673197e79ded5b86b9fa08e41f9ced7e332ca626d07ba6bbdfd058354450627f263a619b3ad041bdcb7825990550dd9998106284cc4b6a
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Filesize
1KB
MD50e4f23f3a54a7c0a55845d3cef54df0a
SHA129eabc24429b329c1b852ca9afd2ca135a89728c
SHA2568f245ac2284a6c25a03af9a58237ff744546e5b69f3815d73da7c0bb891bbc63
SHA5121dab8d28787d7d878a705f20f71c122884dc72486c5f7311ede38fa68c11a3c5599a89228e3db7d9fb32321af257c61e0ca610494ec176970055fd9489a2159e