Analysis
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max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
20-05-2024 20:24
General
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Target
61052c513ec73fe0fe0cefe1f5a8d588_JaffaCakes118.exe
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Size
491KB
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MD5
61052c513ec73fe0fe0cefe1f5a8d588
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SHA1
ec74c81f9ac11a02987788c3f5ae21c7702367cb
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SHA256
e74ca6236680178ea85d3dec5335bf054d5004d7810683cb1233f67ca3894c73
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SHA512
83e5b267dcb6ee461ce284150be7db62f7c9012d66336206c4ae30ec9a6d8bbe73c25927ca6491da1322ae7dade5a1e67253b1025abd58df8afed1fc40614a74
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SSDEEP
6144:PhvvWMRnH9YMaxFewKakPM+f7FUEmiFjYjOSVhr2togLXax:PhvbRndox1KJFUEJFsqSf2tTX
Malware Config
Extracted
quasar
2.1.0.0
svhost
myconect.ddns.net:6606
VNM_MUTEX_ND6PULLW5ZVLwo1nwR
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encryption_key
yaa63tXY4j55os5llHHd
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Venom Client Startup
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subdirectory
SubDir
Signatures
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Contains code to disable Windows Defender 2 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Quasar RAT
Quasar is an open source Remote Access Tool.
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Quasar payload 2 IoCs
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VenomRAT
VenomRAT is a modified version of QuasarRAT with some added features, such as rootkit and stealer capabilites.
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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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Executes dropped EXE 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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Drops file in Windows directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 3 IoCs
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Modifies registry class 1 IoCs
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Suspicious behavior: AddClipboardFormatListener 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 8 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\61052c513ec73fe0fe0cefe1f5a8d588_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\61052c513ec73fe0fe0cefe1f5a8d588_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\$77-Venom.exe"C:\Users\Admin\AppData\Roaming\$77-Venom.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Roaming\null (2).docx" /o ""2⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
263KB
MD5ff0e07eff1333cdf9fc2523d323dd654
SHA177a1ae0dd8dbc3fee65dd6266f31e2a564d088a4
SHA2563f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
SHA512b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d
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Filesize
534KB
MD584c1dc6b428904cc2a6746653849df0f
SHA15cce4078427481f4d7456b5a4f3930ae6e706fb4
SHA256bc24e3c5408fea0b6f9aa0deb56a4636a8d0b9a6054ff1033efa6ccfe04ba44a
SHA5123b7a7607c3409b5ded563f2e1fcc0fa489c4465ab764d14a647b474968a025a95fa8ceb549fc70482b7b1dd935f66a41ada7b4910059786aafc870c5847a9245
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Filesize
225B
MD51e77bf000af3347e2808089d03ffc34b
SHA16f8ec790634583a6a7640138a92a49de71b7e3d6
SHA256dfc2ad4bd81e656c4ff596ee0b0473af6a5cc43bca4defbf9b36da918040cb9b
SHA51265323302e51a2f8e314105931ccc3c05700c8121a6e299d3fc8483f2b356f18b937cf33b8f0a2db29a51cf811902b123be0c972ec50fb97fb23974a0ade4f843
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
3KB
MD5c2ab103a4b68d9daddeee23a2e7070d9
SHA114ccb3fb581125cb8984927124833bf841588362
SHA256014f28d6d03d0c0bf868910f9351b224b9354a5d400c5afb71171ccad676ec47
SHA512c8e897827d3efb9b5c70b26635d9a69f92cdc1fbb71f5f00c3121b9031a33916c4a200fa3ca79c90ac37c7ce357245e31770642437efdf444dc1f27fa5c0ea38
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Filesize
3KB
MD5a4d3f790c77db27643f5e167ff1cc0b1
SHA1a12ee74dd97e80dc520c0e0c975ed1bb5897280a
SHA2563de95c5785acb4312f491f18007509acf98346c2182c7721a6c08e84f3f0d056
SHA51282d860a33af5c93d4dd103a3d770c188e4981f9c9ae1639bcb50709fa354a55b2b129ce3d5f41d52745948dd052955f733871f640cf7ebf951cc04c63a977609
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Filesize
2KB
MD5b73ace90e3fbada0e8baa0d47b2cbd6f
SHA12147bfa5d92cb0c3fd296e7c90befa08564240a6
SHA25694f271283b679ee024724d1aee0f4ead90ce56fb67813b5e0cbc082091fbe364
SHA512d1a9d73fca25a73782bd0170937225afdb402a354a7fb6ea308114e276aed7f77ef211c458dd03292d2e90cd1d61976340396540ac410d452bda363f6d2ee157
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Filesize
4KB
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Filesize
4KB
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Filesize
5.6MB
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Filesize
40KB
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Filesize
240KB
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Filesize
584KB
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Filesize
560KB
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Filesize
72KB
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Filesize
2.0MB
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Filesize
408KB
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Filesize
2.0MB
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Filesize
64KB
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Filesize
64KB
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Filesize
2.0MB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
64KB
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Filesize
2.0MB
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Filesize
64KB
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Filesize
2.0MB
-
Filesize
64KB
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Filesize
2.0MB
-
Filesize
64KB
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Filesize
64KB
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Filesize
2.0MB
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Filesize
4KB
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Filesize
64KB
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Filesize
2.0MB
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Filesize
64KB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
4KB
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Filesize
5.7MB