Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
13/02/2024, 05:55
Static task
static1
Behavioral task
behavioral1
Sample
ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
Resource
win10v2004-20231222-en
General
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Target
ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
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Size
331KB
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MD5
4d5be358bbac13c569a560cebe97bf68
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SHA1
859de0440fe714a8e0362b9977183c61273ed650
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SHA256
ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b
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SHA512
ae6691571ae77e7d1c5c5f36a06bc20bf070a5ed00775d858832f1040f2f24fd6f3eef2d0d1f3565da986e79619a571589f36926ec1d323378ca879497354283
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SSDEEP
6144:W2rC8UJ4M78AS3ZslYwHvil7FQf3gNUa5LDnLgKjx1S44q:7UJ8p3Z6YwKsf3onn8KF1W
Malware Config
Extracted
Protocol: smtp- Host:
mail.mamohoteluluwatu.com - Port:
587 - Username:
[email protected] - Password:
2017*/mamo
Extracted
agenttesla
Protocol: smtp- Host:
mail.mamohoteluluwatu.com - Port:
587 - Username:
[email protected] - Password:
2017*/mamo - 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 packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
resource yara_rule behavioral2/memory/4972-3-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
resource yara_rule behavioral2/memory/4972-3-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
resource yara_rule behavioral2/memory/4972-3-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/4972-3-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/4972-3-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/4972-3-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1156 set thread context of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4972 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 4972 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4972 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1156 wrote to memory of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85 PID 1156 wrote to memory of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85 PID 1156 wrote to memory of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85 PID 1156 wrote to memory of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85 PID 1156 wrote to memory of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85 PID 1156 wrote to memory of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85 PID 1156 wrote to memory of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85 PID 1156 wrote to memory of 4972 1156 ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe"C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1156 -
C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe"C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4972
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe.log
Filesize42B
MD584cfdb4b995b1dbf543b26b86c863adc
SHA1d2f47764908bf30036cf8248b9ff5541e2711fa2
SHA256d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b
SHA512485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce