Analysis
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max time kernel
108s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
27-12-2023 14:00
Behavioral task
behavioral1
Sample
af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe
Resource
win7-20231129-en
General
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Target
af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe
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Size
467KB
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MD5
604536863bc0e936d4311b088f4e0bd0
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SHA1
4ce0a11eceab65fcb701c72c328bf77a3374fe8d
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SHA256
af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed
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SHA512
6959b9f44c0f74ee3da631986c874253f19d169a8629320e373268869e7a75d213c30c4b874fd15747f2e15fbf6d34961a85f0fff348789709d4df5471957b65
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SSDEEP
6144:xQrMgcLXEr8XWBjiVcKRv+JpMtuYgza3PQNx7e6QY9YoM02nwHypVf3qho8ICNcZ:S4DXEr8X8MbYpsu37p9e2M6howNkFB
Malware Config
Extracted
redline
@cham1ng
45.15.156.167:80
Signatures
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Detect ZGRat V1 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2916-0-0x0000000000A20000-0x0000000000A9C000-memory.dmp family_zgrat_v1 -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/5088-3-0x0000000000400000-0x0000000000452000-memory.dmp family_redline -
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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exedescription pid process target process PID 2916 set thread context of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
RegAsm.exepid process 5088 RegAsm.exe 5088 RegAsm.exe 5088 RegAsm.exe 5088 RegAsm.exe 5088 RegAsm.exe 5088 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 5088 RegAsm.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exedescription pid process target process PID 2916 wrote to memory of 3180 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 3180 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 3180 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe PID 2916 wrote to memory of 5088 2916 af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.exe"C:\Users\Admin\AppData\Local\Temp\af7b1b85eb27c4265510407e7c20e825fe25da44179e4e98dfa179db50a4e3ed.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
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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⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2916-1-0x0000000074BB0000-0x0000000075360000-memory.dmpFilesize
7.7MB
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memory/2916-2-0x0000000005390000-0x0000000005391000-memory.dmpFilesize
4KB
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memory/2916-0-0x0000000000A20000-0x0000000000A9C000-memory.dmpFilesize
496KB
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memory/2916-5-0x0000000005390000-0x0000000005391000-memory.dmpFilesize
4KB
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memory/2916-7-0x0000000074BB0000-0x0000000075360000-memory.dmpFilesize
7.7MB
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memory/5088-9-0x0000000005750000-0x0000000005CF4000-memory.dmpFilesize
5.6MB
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memory/5088-16-0x0000000008130000-0x000000000816C000-memory.dmpFilesize
240KB
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memory/5088-8-0x0000000074BB0000-0x0000000075360000-memory.dmpFilesize
7.7MB
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memory/5088-11-0x00000000053D0000-0x00000000053E0000-memory.dmpFilesize
64KB
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memory/5088-12-0x0000000005220000-0x000000000522A000-memory.dmpFilesize
40KB
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memory/5088-3-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/5088-13-0x0000000006820000-0x0000000006E38000-memory.dmpFilesize
6.1MB
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memory/5088-15-0x00000000080D0000-0x00000000080E2000-memory.dmpFilesize
72KB
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memory/5088-14-0x00000000081B0000-0x00000000082BA000-memory.dmpFilesize
1.0MB
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memory/5088-10-0x0000000005240000-0x00000000052D2000-memory.dmpFilesize
584KB
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memory/5088-17-0x00000000082C0000-0x000000000830C000-memory.dmpFilesize
304KB
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memory/5088-18-0x0000000008F80000-0x0000000008FE6000-memory.dmpFilesize
408KB
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memory/5088-19-0x00000000094C0000-0x0000000009682000-memory.dmpFilesize
1.8MB
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memory/5088-20-0x0000000009BC0000-0x000000000A0EC000-memory.dmpFilesize
5.2MB
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memory/5088-21-0x0000000009390000-0x00000000093E0000-memory.dmpFilesize
320KB
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memory/5088-22-0x0000000074BB0000-0x0000000075360000-memory.dmpFilesize
7.7MB
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memory/5088-23-0x00000000053D0000-0x00000000053E0000-memory.dmpFilesize
64KB