Analysis
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max time kernel
124s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
30-01-2021 07:09
Static task
static1
Behavioral task
behavioral1
Sample
RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe
Resource
win10v20201028
General
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Target
RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe
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Size
404KB
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MD5
70dec83f47afafe068a7b422a59d065d
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SHA1
086e10bce13fae1726585f4dbbf2fb5429f7155d
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SHA256
670b031cca042e01b07ece7021acc32ead795c2d64956c3f8754ff5f619dbcea
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SHA512
708c678c52b4b3f377403a93c70962d355afc85cab8cfdba1d540fcc4971c334291cf27b37b8d6d2b8ffc48c60e4a831078d683ec1bb6a7f8f063b4c9b800f51
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.vivaldi.net - Port:
587 - Username:
[email protected] - Password:
Qwerty2020@@$@6
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/1176-12-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/1176-13-0x00000000004374FE-mapping.dmp family_agenttesla -
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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Suspicious use of SetThreadContext 1 IoCs
Processes:
RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exedescription pid process target process PID 3888 set thread context of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exepid process 1176 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe 1176 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exedescription pid process Token: SeDebugPrivilege 1176 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exedescription pid process target process PID 3888 wrote to memory of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe PID 3888 wrote to memory of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe PID 3888 wrote to memory of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe PID 3888 wrote to memory of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe PID 3888 wrote to memory of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe PID 3888 wrote to memory of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe PID 3888 wrote to memory of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe PID 3888 wrote to memory of 1176 3888 RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3888 -
C:\Users\Admin\AppData\Local\Temp\RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1176
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RFQ-FOSL-GATE VALVES-PHCR-RFQ1-280121-A.xlsx.exe.log
MD50c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078