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Analysis
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max time kernel
18s -
max time network
28s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
28/06/2024, 14:25 UTC
General
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Target
RunTimeBroker.exe
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Size
39KB
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MD5
0061dd18de7cfdd840fbce10433e8d73
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SHA1
9852fe23c191a11a387a7f7a7744c15b1d7d601a
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SHA256
06ebe0fa2a8df8fe5a51879b6e4a81292bd36668e619666f94db94641666abd9
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SHA512
4687b8357ef603dfbefd0661d103a454d7d1dc3448526d6e9d21823a2d60b485cea307eedf846dd695bc2009534abd1081461d03f39729dc9c642478a6d87411
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SSDEEP
768:N2CSKPu9Wkh6A9C96eutXwwTSmvAFU9OLj6SOMhNL575A:EVK6WgMs2moFU9Yj6SOM/pi
Malware Config
Extracted
xworm
5.0
rTw9cIeh9w3su4g8
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Install_directory
%AppData%
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install_file
Dllhost.exe
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pastebin_url
https://pastebin.com/raw/pw1j2xqz
Signatures
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Detect Xworm Payload 1 IoCs
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Xworm
Xworm is a remote access trojan written in C#.
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Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application 2 TTPs 1 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 8 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\RunTimeBroker.exe"C:\Users\Admin\AppData\Local\Temp\RunTimeBroker.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\RunTimeBroker.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'RunTimeBroker.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Dllhost.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Dllhost.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
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DNSip-api.comRemote address:8.8.8.8:53Requestip-api.comIN A -
DNSip-api.comRemote address:8.8.8.8:53Requestip-api.comIN A
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DNSip-api.comRemote address:8.8.8.8:53Requestip-api.comIN A
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DNSip-api.comRemote address:8.8.8.8:53Requestip-api.comIN A
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DNSip-api.comRemote address:8.8.8.8:53Requestip-api.comIN A
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DNSpastebin.comRemote address:8.8.8.8:53Requestpastebin.comIN A
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DNSpastebin.comRemote address:8.8.8.8:53Requestpastebin.comIN A
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DNSpastebin.comRemote address:8.8.8.8:53Requestpastebin.comIN A
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DNSpastebin.comRemote address:8.8.8.8:53Requestpastebin.comIN A
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8.8.8.8:53ip-api.comdns
DNS Request
ip-api.com
DNS Request
ip-api.com
DNS Request
ip-api.com
DNS Request
ip-api.com
DNS Request
ip-api.com
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8.8.8.8:53pastebin.comdns
DNS Request
pastebin.com
DNS Request
pastebin.com
DNS Request
pastebin.com
DNS Request
pastebin.com
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD56d3e9c29fe44e90aae6ed30ccf799ca8
SHA1c7974ef72264bbdf13a2793ccf1aed11bc565dce
SHA2562360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d
SHA51260c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a
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Filesize
944B
MD5eb1ad317bd25b55b2bbdce8a28a74a94
SHA198a3978be4d10d62e7411946474579ee5bdc5ea6
SHA2569e94e7c9ac6134ee30e79498558aa1a5a1ac79a643666c3f8922eed215dd3a98
SHA512d011f266c0240d84470c0f9577cd9e4927309bd19bb38570ca9704ed8e1d159f9bea982a59d3eefef72ce7a10bd81208b82e88ef57c7af587f7437a89769adc0
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Filesize
944B
MD5b788676a1f23a5a36b5bd9ee0e9fbdce
SHA17dbe7cdff1011e1bb087166d0e497cdaa5d8fc38
SHA2562ffe52964abc98695b81c1a3aacdbab4499edfcbb0cd10a68a52a9ba118f8ea4
SHA512ea14ac1c44f223e4f352aff414ab03d15dd36eaac359c618ecbdf6c66fad745a79be2643b037e002de8e853c70241aaf1c8b07411f2eed0bc9977cbb7dd50742
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
136KB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
8KB
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Filesize
64KB