Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
29-01-2022 17:17
Static task
static1
Behavioral task
behavioral1
Sample
fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe
Resource
win7-en-20211208
General
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Target
fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe
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Size
715KB
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MD5
b0a610e0ab1e591b9584a277258d8966
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SHA1
9dd06562a6faba0919e084ff321134b1f46bb813
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SHA256
fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca
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SHA512
ca24b4f933ea1471f1205ea4b6e8621c1cd59a3ffb1165101002e681936791d001d2de5a49e0b0e03252d5a88a853c6e06d4d8177cd5d468b629890ef79cd167
Malware Config
Extracted
redline
mix29.01
185.215.113.70:21508
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1344-64-0x0000000001F80000-0x0000000001FB4000-memory.dmp family_redline behavioral1/memory/1344-65-0x0000000002000000-0x0000000002032000-memory.dmp family_redline -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
neofim.exepid process 1344 neofim.exe -
Loads dropped DLL 2 IoCs
Processes:
fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exepid process 1648 fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe 1648 fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe -
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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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
neofim.exepid process 1344 neofim.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
neofim.exedescription pid process Token: SeDebugPrivilege 1344 neofim.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exedescription pid process target process PID 1648 wrote to memory of 1344 1648 fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe neofim.exe PID 1648 wrote to memory of 1344 1648 fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe neofim.exe PID 1648 wrote to memory of 1344 1648 fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe neofim.exe PID 1648 wrote to memory of 1344 1648 fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe neofim.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe"C:\Users\Admin\AppData\Local\Temp\fb17c9f94dab9c005ef3b74afcd8a875ef739bcdec18c397951ca3ee9d4cdaca.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Green\neofim.exeneofim.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Green\neofim.exeMD5
9924ec2e562b526994d4598258070a1f
SHA19cdaf60d77b03dc3537139225972da888dc6b10c
SHA2567a4cae5b0efdbc6db53e01f9d05331ccced3a337700b377f39c1afa7a74b2e38
SHA512e7939b21f7bc12ba431cb2fc35ce46a468eba60db69a8cd7db4b75009c59598a605aedfcec9ff6d1b0ca2f2061b1ef0fa752d18819c6078399c9eb3cf1eb6b36
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\Users\Admin\AppData\Roaming\Green\neofim.exeMD5
9924ec2e562b526994d4598258070a1f
SHA19cdaf60d77b03dc3537139225972da888dc6b10c
SHA2567a4cae5b0efdbc6db53e01f9d05331ccced3a337700b377f39c1afa7a74b2e38
SHA512e7939b21f7bc12ba431cb2fc35ce46a468eba60db69a8cd7db4b75009c59598a605aedfcec9ff6d1b0ca2f2061b1ef0fa752d18819c6078399c9eb3cf1eb6b36
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\Users\Admin\AppData\Roaming\Green\neofim.exeMD5
9924ec2e562b526994d4598258070a1f
SHA19cdaf60d77b03dc3537139225972da888dc6b10c
SHA2567a4cae5b0efdbc6db53e01f9d05331ccced3a337700b377f39c1afa7a74b2e38
SHA512e7939b21f7bc12ba431cb2fc35ce46a468eba60db69a8cd7db4b75009c59598a605aedfcec9ff6d1b0ca2f2061b1ef0fa752d18819c6078399c9eb3cf1eb6b36
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memory/1344-62-0x00000000001B0000-0x00000000001E9000-memory.dmpFilesize
228KB
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memory/1344-61-0x00000000002F0000-0x0000000000339000-memory.dmpFilesize
292KB
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memory/1344-63-0x0000000000400000-0x000000000049D000-memory.dmpFilesize
628KB
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memory/1344-64-0x0000000001F80000-0x0000000001FB4000-memory.dmpFilesize
208KB
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memory/1344-65-0x0000000002000000-0x0000000002032000-memory.dmpFilesize
200KB
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memory/1344-66-0x00000000047E1000-0x00000000047E2000-memory.dmpFilesize
4KB
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memory/1344-67-0x00000000047E2000-0x00000000047E3000-memory.dmpFilesize
4KB
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memory/1344-68-0x00000000047E3000-0x00000000047E4000-memory.dmpFilesize
4KB
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memory/1344-70-0x00000000047E4000-0x00000000047E6000-memory.dmpFilesize
8KB
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memory/1648-57-0x0000000000400000-0x00000000004D4000-memory.dmpFilesize
848KB
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memory/1648-56-0x0000000076001000-0x0000000076003000-memory.dmpFilesize
8KB
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memory/1648-55-0x0000000000690000-0x000000000075E000-memory.dmpFilesize
824KB
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memory/1648-54-0x00000000002F0000-0x000000000035B000-memory.dmpFilesize
428KB