General
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Target
New Compressed (zipped) Folder.zip
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Size
3.5MB
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Sample
241213-ypeejsxqhx
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MD5
e874e56bcf67c52b8e45412758e7a4a7
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SHA1
1084878d6ade851ae1b39fc11433231627e9883b
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SHA256
6bcffc9eb97865137a82de34a55aa8e1a0427d520136105dd91cbd6a3701cc0c
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SHA512
7dad0a30aa5aa225f7c30a675c4fd810bec21d1133dc6ffff85e7af6d8f73d822497c1f4db90cb926d4e9d46dffda91be2d42da2ef774b487f11ad0cd038af92
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SSDEEP
98304:yhFITZShhcRokZ+ATMWnqajsb4plNNwudqZD1YG:yhFIAhh4ZSWn6beNNwugZp3
Static task
static1
Behavioral task
behavioral1
Sample
Bootstrapper.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
Bootstrapper.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
RobloxPlayerInstaller (1).exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
RobloxPlayerInstaller (1).exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
Bootstrapper.exe
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Size
800KB
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MD5
02c70d9d6696950c198db93b7f6a835e
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SHA1
30231a467a49cc37768eea0f55f4bea1cbfb48e2
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SHA256
8f2e28588f2303bd8d7a9b0c3ff6a9cb16fa93f8ddc9c5e0666a8c12d6880ee3
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SHA512
431d9b9918553bff4f4a5bc2a5e7b7015f8ad0e2d390bb4d5264d08983372424156524ef5587b24b67d1226856fc630aaca08edc8113097e0094501b4f08efeb
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SSDEEP
12288:qhd8cjaLXVh84wEFkW1mocaBj6WtiRPpptHxQ0z:2ycjar84w5W4ocaBj6y2tHDz
Score7/10-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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Blocklisted process makes network request
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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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Target
RobloxPlayerInstaller (1).exe
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Size
7.2MB
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MD5
a1c0810b143c7d1197657b43f600ba6b
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SHA1
b4aa66f5cdd4efc83d0478022d4454084d4bab1d
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SHA256
30f233f41ec825806609fb60d87c8cb92a512b10f7e91cdbb4bf32cee18217ae
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SHA512
8f45702da43526c04b957f571450a2b53f122b840fa6118a446972bc824c8ee7acd6e197177b54236ce7f428fb73a7cbe4ed18d643c625c9f156463d51ee038a
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SSDEEP
196608:icFyGfy3bsb1qGJyGs0kt3w4aIDwPWPdXS3O8Ma:icyGEGs0kt3w4RXAKa
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Downloads MZ/PE file
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Event Triggered Execution: Image File Execution Options Injection
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Loads dropped DLL
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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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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Privilege Escalation
Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1