Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
24-04-2024 12:19
Static task
static1
Behavioral task
behavioral1
Sample
Iytijfnhghrg.exe
Resource
win7-20240220-en
General
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Target
Iytijfnhghrg.exe
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Size
8.8MB
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MD5
4eb498c102ebe6ac81fd49b7546d76f7
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SHA1
6c951df3dbd5b67fe76eab348793b49f8403104e
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SHA256
e00ad0d7a897f7cac915eee1ab4e4506baf64599a2d368d5f26af554747e681c
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SHA512
b5f94ec92796d5d7f612c89b8d9d8babd2426f99d11bc6e90977bfdf5e7d2bb53ffdd0dd36c83350f2373c2a034d71d1ffaff1f6109d86d7052e252a79d9ef04
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SSDEEP
196608:hhQM+RxVZDQeSJgCvBlVeBFQMh328oWR1i1QDgEF7WiiyoEf81HnDYVDkV4519NQ:hhQM+RxVZDQeSJgCvBlVeBFQMh328oW4
Malware Config
Extracted
Protocol: smtp- Host:
mail.gencoldfire.com - Port:
587 - Username:
[email protected] - Password:
dsznE{%*a*0gL1r3
Extracted
agenttesla
Protocol: smtp- Host:
mail.gencoldfire.com - Port:
587 - Username:
[email protected] - Password:
dsznE{%*a*0gL1r3 - 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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Detect ZGRat V1 34 IoCs
Processes:
resource yara_rule behavioral2/memory/4832-4-0x00000000079F0000-0x0000000007C22000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-6-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-7-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-9-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-11-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-13-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-15-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-17-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-19-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-21-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-23-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-25-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-27-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-31-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-33-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-29-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-35-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-39-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-41-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-37-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-43-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-45-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-47-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-49-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-51-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-53-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-55-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-59-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-61-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-57-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-63-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-65-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-67-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 behavioral2/memory/4832-69-0x00000000079F0000-0x0000000007C1B000-memory.dmp family_zgrat_v1 -
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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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 56 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Iytijfnhghrg.exedescription pid process target process PID 4832 set thread context of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Iytijfnhghrg.exepid process 4132 Iytijfnhghrg.exe 4132 Iytijfnhghrg.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
Iytijfnhghrg.exeIytijfnhghrg.exedescription pid process Token: SeDebugPrivilege 4832 Iytijfnhghrg.exe Token: SeDebugPrivilege 4832 Iytijfnhghrg.exe Token: SeDebugPrivilege 4132 Iytijfnhghrg.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Iytijfnhghrg.exedescription pid process target process PID 4832 wrote to memory of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe PID 4832 wrote to memory of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe PID 4832 wrote to memory of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe PID 4832 wrote to memory of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe PID 4832 wrote to memory of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe PID 4832 wrote to memory of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe PID 4832 wrote to memory of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe PID 4832 wrote to memory of 4132 4832 Iytijfnhghrg.exe Iytijfnhghrg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Iytijfnhghrg.exe"C:\Users\Admin\AppData\Local\Temp\Iytijfnhghrg.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4832 -
C:\Users\Admin\AppData\Local\Temp\Iytijfnhghrg.exe"C:\Users\Admin\AppData\Local\Temp\Iytijfnhghrg.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4132
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Iytijfnhghrg.exe.logFilesize
805B
MD5331a3cbc97fa6b9461c916f672f9a997
SHA193c71c0e2737f69f468fd7b7c4fce10113407154
SHA256d09d80a3f08f8201292d117d706b204127cb9eb6a65bc6505bae3eef0d173aaf
SHA5121e9a6375a6b2eb2035f9aed49e108abd0861fb3630bf1510379503b0e39bee69f6fdd1e7ed74c11220e3fd036d019976f1d11d13e344245d1d44ef6e8bf928d1
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memory/4132-4895-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/4132-4897-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/4132-4899-0x0000000005EC0000-0x0000000005F26000-memory.dmpFilesize
408KB
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memory/4132-4898-0x0000000005EB0000-0x0000000005EC0000-memory.dmpFilesize
64KB
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memory/4132-4904-0x0000000005EB0000-0x0000000005EC0000-memory.dmpFilesize
64KB
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memory/4132-4903-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/4132-4902-0x00000000075D0000-0x00000000075DA000-memory.dmpFilesize
40KB
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memory/4132-4901-0x00000000073D0000-0x000000000746C000-memory.dmpFilesize
624KB
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memory/4132-4900-0x00000000072E0000-0x0000000007330000-memory.dmpFilesize
320KB
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memory/4832-41-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-49-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-7-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-9-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-11-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-13-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-15-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-17-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-19-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-21-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-23-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-25-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-27-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-31-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-33-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-29-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-35-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-39-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-5-0x00000000081D0000-0x0000000008774000-memory.dmpFilesize
5.6MB
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memory/4832-37-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-43-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-45-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-47-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-6-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-51-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-53-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-55-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-59-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-61-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-57-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-63-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-65-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-67-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-69-0x00000000079F0000-0x0000000007C1B000-memory.dmpFilesize
2.2MB
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memory/4832-2875-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/4832-3230-0x0000000005E50000-0x0000000005E60000-memory.dmpFilesize
64KB
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memory/4832-4888-0x00000000035A0000-0x00000000035A1000-memory.dmpFilesize
4KB
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memory/4832-4-0x00000000079F0000-0x0000000007C22000-memory.dmpFilesize
2.2MB
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memory/4832-3-0x0000000005E50000-0x0000000005E60000-memory.dmpFilesize
64KB
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memory/4832-2-0x0000000005BE0000-0x0000000005C72000-memory.dmpFilesize
584KB
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memory/4832-1-0x0000000000980000-0x000000000125C000-memory.dmpFilesize
8.9MB
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memory/4832-0-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/4832-4889-0x0000000006170000-0x00000000061DC000-memory.dmpFilesize
432KB
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memory/4832-4890-0x00000000061E0000-0x000000000622C000-memory.dmpFilesize
304KB
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memory/4832-4891-0x00000000064D0000-0x0000000006524000-memory.dmpFilesize
336KB
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memory/4832-4896-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB