Analysis
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max time kernel
92s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
27-05-2024 10:03
Static task
static1
Behavioral task
behavioral1
Sample
proforma invoice.bit.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
proforma invoice.bit.exe
Resource
win10v2004-20240426-en
General
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Target
proforma invoice.bit.exe
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Size
2.4MB
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MD5
07406b3baa44f755372fc1cb3d1356f6
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SHA1
4e5864ccfca1d131d5b96b5e511ea482a8f25968
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SHA256
9144819511f4f92e7f369d4edcf931178514957ae58256385d1909cc24bd732a
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SHA512
a07e77de01ee4cb7e5554ea746b0fb713836a81a32d5629944516ad962fe5dd77b66b482e48c2208cae81c614f9b13a65677820327c5f15a65d0426ad4f2f4e1
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SSDEEP
49152:H74PT9ibU8owt10HE8fH0/atMZNJXlE2ev0jJ2xylrFkV/Ytzj0lQ5plu:W4oA+fU/aCZNnENsJa/YFJ5O
Malware Config
Extracted
Protocol: smtp- Host:
mail.spia-indonesia.org - Port:
587 - Username:
[email protected] - Password:
Looloo123@#
Extracted
agenttesla
Protocol: smtp- Host:
mail.spia-indonesia.org - Port:
587 - Username:
[email protected] - Password:
Looloo123@# - 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
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MvQHOaQ = "C:\\Users\\Admin\\AppData\\Roaming\\MvQHOaQ\\MvQHOaQ.exe" proforma invoice.bit.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 32 api.ipify.org 31 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 220 set thread context of 1132 220 proforma invoice.bit.exe 93 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1132 proforma invoice.bit.exe 1132 proforma invoice.bit.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 220 proforma invoice.bit.exe Token: SeDebugPrivilege 220 proforma invoice.bit.exe Token: SeDebugPrivilege 1132 proforma invoice.bit.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1132 proforma invoice.bit.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 220 wrote to memory of 1132 220 proforma invoice.bit.exe 93 PID 220 wrote to memory of 1132 220 proforma invoice.bit.exe 93 PID 220 wrote to memory of 1132 220 proforma invoice.bit.exe 93 PID 220 wrote to memory of 1132 220 proforma invoice.bit.exe 93 PID 220 wrote to memory of 1132 220 proforma invoice.bit.exe 93 PID 220 wrote to memory of 1132 220 proforma invoice.bit.exe 93 PID 220 wrote to memory of 1132 220 proforma invoice.bit.exe 93 PID 220 wrote to memory of 1132 220 proforma invoice.bit.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\proforma invoice.bit.exe"C:\Users\Admin\AppData\Local\Temp\proforma invoice.bit.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:220 -
C:\Users\Admin\AppData\Local\Temp\proforma invoice.bit.exe"C:\Users\Admin\AppData\Local\Temp\proforma invoice.bit.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1132
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
716B
MD5a92a2835b20b01436fb6517e97090bb1
SHA11a179d6b4018cc896708aa112b9d683176ba59b9
SHA256807a02aa126863cf5b802851a3b42d233a856346c0fb13517236815a1764e963
SHA512ef51b2bcfa1cdd33a02176d87b609f8ea4a6c4cfcf69094e88459a19bd1c187872b3a789a46e28869dad63f559cab8d51ac1125a172d71c477f3dd0ec60550a9