Analysis
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max time kernel
132s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 17:19
Static task
static1
Behavioral task
behavioral1
Sample
d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe
Resource
win10v2004-20240426-en
General
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Target
d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe
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Size
1.4MB
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MD5
726c360beafc5735df3048301fccc5b9
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SHA1
3b9c9c07bfd564ddad935778a24e2c93f8883457
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SHA256
d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d
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SHA512
cac48ab2f722d845bba623f80dcd0856b651e3ec46695dc4efa4f7cbd94d8d877d581001b6d32d14f16628787636537753c418dc27d27e07a5ad2ae6d3c8b9fa
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SSDEEP
24576:8yLNKjUF+x7f5H6s5K+zzLZYaQer4C/RYhhlBk+hIHDSYWORpHc3gpJ:m8IzLZ9Q04lLOD5WORpkgpJ
Malware Config
Extracted
Protocol: ftp- Host:
associatessystems.com - Port:
21 - Username:
[email protected] - Password:
computer1840
Extracted
agenttesla
Protocol: smtp- Port:
587 - Username:
ftp://[email protected] - Password:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exedescription pid process target process PID 4284 set thread context of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
installutil.exepid process 2820 installutil.exe 2820 installutil.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
installutil.exedescription pid process Token: SeDebugPrivilege 2820 installutil.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exedescription pid process target process PID 4284 wrote to memory of 1096 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe regasm.exe PID 4284 wrote to memory of 1096 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe regasm.exe PID 4284 wrote to memory of 1096 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe regasm.exe PID 4284 wrote to memory of 4440 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe jsc.exe PID 4284 wrote to memory of 4440 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe jsc.exe PID 4284 wrote to memory of 4440 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe jsc.exe PID 4284 wrote to memory of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 2820 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 4000 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 4000 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe PID 4284 wrote to memory of 4000 4284 d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe installutil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe"C:\Users\Admin\AppData\Local\Temp\d91abe1f2c3533430178d0067ffc5ce588d2bd241375179829179c82d39d9e6d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4284 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"2⤵PID:1096
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"2⤵PID:4440
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2820 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"2⤵PID:4000
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2820-12-0x0000000006650000-0x00000000066E2000-memory.dmpFilesize
584KB
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memory/2820-6-0x0000000074C4E000-0x0000000074C4F000-memory.dmpFilesize
4KB
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memory/2820-15-0x0000000074C40000-0x00000000753F0000-memory.dmpFilesize
7.7MB
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memory/2820-14-0x0000000074C4E000-0x0000000074C4F000-memory.dmpFilesize
4KB
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memory/2820-8-0x0000000005230000-0x0000000005296000-memory.dmpFilesize
408KB
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memory/2820-5-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2820-13-0x0000000006620000-0x000000000662A000-memory.dmpFilesize
40KB
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memory/2820-7-0x00000000057E0000-0x0000000005D84000-memory.dmpFilesize
5.6MB
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memory/2820-11-0x0000000006120000-0x0000000006170000-memory.dmpFilesize
320KB
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memory/2820-9-0x0000000074C40000-0x00000000753F0000-memory.dmpFilesize
7.7MB
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memory/4284-10-0x00007FF8B9520000-0x00007FF8B9FE1000-memory.dmpFilesize
10.8MB
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memory/4284-4-0x000001FCC5340000-0x000001FCC53D4000-memory.dmpFilesize
592KB
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memory/4284-0-0x00007FF8B9523000-0x00007FF8B9525000-memory.dmpFilesize
8KB
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memory/4284-1-0x000001FCAC870000-0x000001FCAC87E000-memory.dmpFilesize
56KB
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memory/4284-3-0x00007FF8B9520000-0x00007FF8B9FE1000-memory.dmpFilesize
10.8MB
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memory/4284-2-0x00007FF8B9520000-0x00007FF8B9FE1000-memory.dmpFilesize
10.8MB