Analysis
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max time kernel
32s -
max time network
124s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
21-01-2021 17:25
Static task
static1
Behavioral task
behavioral1
Sample
INVO_0000765346700.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
INVO_0000765346700.exe
Resource
win10v20201028
General
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Target
INVO_0000765346700.exe
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Size
831KB
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MD5
0e7ba71841d588d386f72ce5a9db1ac4
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SHA1
f83eb0821ef7a56b4dbc10b1baa46be3d1c966a0
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SHA256
7484614b3839b55e6b0ec7c80032f01aa650cd6ed11ea08f10e3438f0c6810eb
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SHA512
60e7c492316fb2c8e524579c7721d4903dde9f09e53bce39e9456158c76cea21c430642ebb4cbc6bf308b96efae41564e45e707970f46dc15cc838c07208093b
Malware Config
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2020-10-0x000000000046412E-mapping.dmp family_snakekeylogger behavioral1/memory/2020-9-0x0000000000400000-0x000000000046A000-memory.dmp family_snakekeylogger behavioral1/memory/2020-13-0x0000000000400000-0x000000000046A000-memory.dmp family_snakekeylogger -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 7 checkip.dyndns.org 15 freegeoip.app 16 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
INVO_0000765346700.exedescription pid process target process PID 1096 set thread context of 2020 1096 INVO_0000765346700.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
RegAsm.exepid process 2020 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2020 RegAsm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
INVO_0000765346700.exedescription pid process target process PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe PID 1096 wrote to memory of 2020 1096 INVO_0000765346700.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\INVO_0000765346700.exe"C:\Users\Admin\AppData\Local\Temp\INVO_0000765346700.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1096-15-0x0000000004436000-0x0000000004437000-memory.dmpFilesize
4KB
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memory/1096-3-0x0000000000EC0000-0x0000000000EC1000-memory.dmpFilesize
4KB
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memory/1096-5-0x0000000004420000-0x0000000004421000-memory.dmpFilesize
4KB
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memory/1096-6-0x00000000059C0000-0x0000000005A35000-memory.dmpFilesize
468KB
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memory/1096-7-0x0000000004425000-0x0000000004436000-memory.dmpFilesize
68KB
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memory/1096-8-0x00000000008B0000-0x00000000008BF000-memory.dmpFilesize
60KB
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memory/1096-2-0x0000000074580000-0x0000000074C6E000-memory.dmpFilesize
6.9MB
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memory/1096-17-0x0000000000E80000-0x0000000000E81000-memory.dmpFilesize
4KB
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memory/2020-10-0x000000000046412E-mapping.dmp
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memory/2020-12-0x0000000074580000-0x0000000074C6E000-memory.dmpFilesize
6.9MB
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memory/2020-13-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/2020-11-0x0000000075301000-0x0000000075303000-memory.dmpFilesize
8KB
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memory/2020-16-0x00000000004B0000-0x00000000004B1000-memory.dmpFilesize
4KB
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memory/2020-9-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB