Behavioral task
behavioral1
Sample
a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d.exe
Resource
win10v2004-20240508-en
General
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Target
a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d.exe
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Size
234KB
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MD5
f8a0b524a9bf092127367ab435be80ca
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SHA1
1bd52ef830a42a9bd5be0c2fec999fe86e55ebe7
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SHA256
a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d
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SHA512
1dc502faa615b30bc600e142ef8147d3a9d41eccb82142995b0ad9e7a57430789ccbaba89111e322b9d1b3432c9161c4f1436b7833c5690fdcfa3ad9f71540b5
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SSDEEP
3072:uBAvjPLfl7zHvs0bYQvOAs34mM25rvP1tQJ:uBAvjPLfRzHvs0bYnCmMW31K
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
aYl@txL3 - Email To:
[email protected]
Signatures
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Agenttesla family
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Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
Processes:
resource yara_rule sample INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
Processes:
resource yara_rule sample INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
Processes:
resource yara_rule sample 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
Processes:
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d.exe
Files
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a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 232KB - Virtual size: 231KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ