General
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Target
fd52851f3a6fd6331b2165fb4cfab37d73bc0b39edb5f2ef3233864061f1d8aa
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Size
179KB
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Sample
231103-er8xdsdg97
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MD5
17f5432657b4f46226fe02f7d0833efb
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SHA1
234a74f2dd29ee90be537bdf41baa95be941fd84
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SHA256
fd52851f3a6fd6331b2165fb4cfab37d73bc0b39edb5f2ef3233864061f1d8aa
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SHA512
b07917a23d19640eaf03f8958c761bb19846df59f44e19a13113ed485ccf37f071d2cbcff74ecf17f2039f1b410949169921e58f57279d385650c5677e3230b1
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SSDEEP
3072:bd+i/ToOl+8E7gQwPVWd7+zHGZ6HJVCEesuU5OqBSHyYTkJjQCEv:RDcCdrg7+bRHJ/CUoqYIJjQC
Static task
static1
Behavioral task
behavioral1
Sample
fd52851f3a6fd6331b2165fb4cfab37d73bc0b39edb5f2ef3233864061f1d8aa.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
fd52851f3a6fd6331b2165fb4cfab37d73bc0b39edb5f2ef3233864061f1d8aa.exe
Resource
win10-20231020-en
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
vidar
6.3
9ea41fac0af12ade12ae478b6c25112b
https://steamcommunity.com/profiles/76561199566884947
https://t.me/octobrains
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profile_id_v2
9ea41fac0af12ade12ae478b6c25112b
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.16; rv:110.0) Gecko/20100101 Firefox/119.0
Extracted
vidar
6.3
8036442451e00fa27a235c4a80cbfb3c
https://steamcommunity.com/profiles/76561199566884947
https://t.me/octobrains
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profile_id_v2
8036442451e00fa27a235c4a80cbfb3c
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.16; rv:110.0) Gecko/20100101 Firefox/119.0
Targets
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Target
fd52851f3a6fd6331b2165fb4cfab37d73bc0b39edb5f2ef3233864061f1d8aa
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Size
179KB
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MD5
17f5432657b4f46226fe02f7d0833efb
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SHA1
234a74f2dd29ee90be537bdf41baa95be941fd84
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SHA256
fd52851f3a6fd6331b2165fb4cfab37d73bc0b39edb5f2ef3233864061f1d8aa
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SHA512
b07917a23d19640eaf03f8958c761bb19846df59f44e19a13113ed485ccf37f071d2cbcff74ecf17f2039f1b410949169921e58f57279d385650c5677e3230b1
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SSDEEP
3072:bd+i/ToOl+8E7gQwPVWd7+zHGZ6HJVCEesuU5OqBSHyYTkJjQCEv:RDcCdrg7+bRHJ/CUoqYIJjQC
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detect ZGRat V1
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Glupteba payload
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PrivateLoader
PrivateLoader.
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Modifies boot configuration data using bcdedit
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Downloads MZ/PE file
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Modifies Windows Firewall
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Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify Tools
3Modify Registry
5Subvert Trust Controls
1Install Root Certificate
1