Analysis
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max time kernel
130s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 13:10
Static task
static1
Behavioral task
behavioral1
Sample
MOLEX 436500304-10000.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
MOLEX 436500304-10000.exe
Resource
win10v2004-20240508-en
General
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Target
MOLEX 436500304-10000.exe
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Size
1.1MB
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MD5
cdb9b4f4ed7d8dccb32ce06504e602ac
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SHA1
2457d885e21e903b9429b83269e7a0256556a835
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SHA256
527d855013361c51f69a24bdc87218d9a74965cb07fbd5ae778625b1d5fb5872
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SHA512
1a2c2c81197563b0ecf6f98517ba255262f37d53eebde1ef98acda7e1da1bcd1ba1bd7560a75a27e0cfb8bf51ada31bc1c939a93df3d45bdcd0c3ee9070f92ff
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SSDEEP
24576:7ZDbNjDaC9cAUzgNnDVU6dQ9Xcdrx3jtW:7HjDZWAnhU6dzda
Malware Config
Extracted
Protocol: smtp- Host:
mail.medicalhome.com.pe - Port:
587 - Username:
[email protected] - Password:
MHinfo01
Extracted
agenttesla
Protocol: smtp- Host:
mail.medicalhome.com.pe - Port:
587 - Username:
[email protected] - Password:
MHinfo01 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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
Processes:
MOLEX 436500304-10000.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GrOcCQC = "C:\\Users\\Admin\\AppData\\Roaming\\GrOcCQC\\GrOcCQC.exe" MOLEX 436500304-10000.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 29 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
MOLEX 436500304-10000.exedescription pid process target process PID 1584 set thread context of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
MOLEX 436500304-10000.exepid process 1076 MOLEX 436500304-10000.exe 1076 MOLEX 436500304-10000.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MOLEX 436500304-10000.exedescription pid process Token: SeDebugPrivilege 1076 MOLEX 436500304-10000.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
MOLEX 436500304-10000.exedescription pid process target process PID 1584 wrote to memory of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe PID 1584 wrote to memory of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe PID 1584 wrote to memory of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe PID 1584 wrote to memory of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe PID 1584 wrote to memory of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe PID 1584 wrote to memory of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe PID 1584 wrote to memory of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe PID 1584 wrote to memory of 1076 1584 MOLEX 436500304-10000.exe MOLEX 436500304-10000.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\MOLEX 436500304-10000.exe"C:\Users\Admin\AppData\Local\Temp\MOLEX 436500304-10000.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MOLEX 436500304-10000.exe"C:\Users\Admin\AppData\Local\Temp\MOLEX 436500304-10000.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\MOLEX 436500304-10000.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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memory/1076-10-0x0000000000400000-0x0000000000476000-memory.dmpFilesize
472KB
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memory/1076-20-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/1076-19-0x0000000006BE0000-0x0000000006C30000-memory.dmpFilesize
320KB
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memory/1076-16-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/1076-15-0x0000000005800000-0x0000000005866000-memory.dmpFilesize
408KB
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memory/1076-13-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/1584-4-0x00000000056A0000-0x00000000056AA000-memory.dmpFilesize
40KB
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memory/1584-8-0x0000000006F90000-0x0000000007048000-memory.dmpFilesize
736KB
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memory/1584-9-0x0000000009640000-0x00000000096DC000-memory.dmpFilesize
624KB
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memory/1584-7-0x00000000059C0000-0x00000000059D0000-memory.dmpFilesize
64KB
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memory/1584-6-0x0000000005810000-0x000000000582A000-memory.dmpFilesize
104KB
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memory/1584-5-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/1584-14-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/1584-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmpFilesize
4KB
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memory/1584-3-0x0000000005500000-0x0000000005592000-memory.dmpFilesize
584KB
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memory/1584-2-0x00000000059D0000-0x0000000005F74000-memory.dmpFilesize
5.6MB
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memory/1584-1-0x0000000000B50000-0x0000000000C72000-memory.dmpFilesize
1.1MB