Analysis
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max time kernel
156s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27-11-2022 09:18
Static task
static1
Behavioral task
behavioral1
Sample
RFQ 77900.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
RFQ 77900.exe
Resource
win10v2004-20220812-en
General
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Target
RFQ 77900.exe
-
Size
631KB
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MD5
246d186d8e2142c91501e9c20f67d08f
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SHA1
b18de426e6d28d6551beee2ab1f6ef85f8ea525a
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SHA256
8f5a23cb25c7cb7ec6ea3a53261ed6c7983751eabaccae62dd964b8dee5259ee
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SHA512
2c226534a8e86dd507960d3a8e77e3cf65dfc1bba7524691abd3e0480f22ba878ef0fc3295e29e3969125563503296dcd608be37a47958625af1c5b1afb56196
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SSDEEP
6144:ZZbWdOtQpf1+4oIxW0kGLBwN/Mo7Yu6D4XsX/ZwlWhxBJjSKXWqrvEPkVPRmk5eG:6cQT+qZkEB6N6DYkvvjSCumZJbxpDF
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.stilltech.ro - Port:
587 - Username:
[email protected] - Password:
eurobit555ro - Email To:
[email protected]
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4916-138-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 44 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
RFQ 77900.exedescription pid process target process PID 800 set thread context of 4916 800 RFQ 77900.exe RFQ 77900.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
RFQ 77900.exepid process 4916 RFQ 77900.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RFQ 77900.exedescription pid process Token: SeDebugPrivilege 4916 RFQ 77900.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
RFQ 77900.exedescription pid process target process PID 800 wrote to memory of 4916 800 RFQ 77900.exe RFQ 77900.exe PID 800 wrote to memory of 4916 800 RFQ 77900.exe RFQ 77900.exe PID 800 wrote to memory of 4916 800 RFQ 77900.exe RFQ 77900.exe PID 800 wrote to memory of 4916 800 RFQ 77900.exe RFQ 77900.exe PID 800 wrote to memory of 4916 800 RFQ 77900.exe RFQ 77900.exe PID 800 wrote to memory of 4916 800 RFQ 77900.exe RFQ 77900.exe PID 800 wrote to memory of 4916 800 RFQ 77900.exe RFQ 77900.exe PID 800 wrote to memory of 4916 800 RFQ 77900.exe RFQ 77900.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ 77900.exe"C:\Users\Admin\AppData\Local\Temp\RFQ 77900.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RFQ 77900.exe"C:\Users\Admin\AppData\Local\Temp\RFQ 77900.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/800-132-0x0000000000ED0000-0x0000000000F74000-memory.dmpFilesize
656KB
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memory/800-133-0x0000000005E90000-0x0000000006434000-memory.dmpFilesize
5.6MB
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memory/800-134-0x0000000005BC0000-0x0000000005C52000-memory.dmpFilesize
584KB
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memory/800-135-0x0000000005BA0000-0x0000000005BAA000-memory.dmpFilesize
40KB
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memory/800-136-0x0000000009540000-0x00000000095DC000-memory.dmpFilesize
624KB
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memory/4916-137-0x0000000000000000-mapping.dmp
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memory/4916-138-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB