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Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 03:43
Behavioral task
behavioral1
Sample
c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe
Resource
win10v2004-20240426-en
General
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Target
c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe
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Size
74KB
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MD5
00e01b0f0d45541e9b5dfca4b7c0224a
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SHA1
c5695b510b40fc33671b498726d64db0ea79fa4f
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SHA256
c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791
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SHA512
1ef9e813b7161da8d19eb44c6f8359e65f993325582bf91599a4c0b97459015b5cb1edd212dbdf5c5135449afb5487f7b215cd3233c5b069583fba549f61be97
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SSDEEP
1536:53Bi77wAlPQzRssMm0wlm0yQzRssI1bOJPqnwHzc3VGu53VUYxC7Cvn39IYMRNbd:53Bg1lQzRssiCyQzRssywHzc3VGu53VG
Malware Config
Signatures
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Detects executables packed with ASPack 2 IoCs
resource yara_rule behavioral2/memory/1476-14-0x0000000000400000-0x0000000000412000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0006000000022f3c-12.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x0006000000022f3c-12.dat aspack_v212_v242 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe -
Executes dropped EXE 1 IoCs
pid Process 3312 kdwco.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1476 wrote to memory of 3312 1476 c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe 84 PID 1476 wrote to memory of 3312 1476 c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe 84 PID 1476 wrote to memory of 3312 1476 c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe"C:\Users\Admin\AppData\Local\Temp\c4b7cd711d0e1e521f165a2302c23527d7a8ad79d85e1f96f395b129641cb791.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Users\Admin\AppData\Local\Temp\kdwco.exe"C:\Users\Admin\AppData\Local\Temp\kdwco.exe"2⤵
- Executes dropped EXE
PID:3312
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
74KB
MD5e76540fdfaeae1d41d20d4839c5a9f88
SHA1632c7c96491544f41b3f4d2afe29b5867b49fe17
SHA256f7b267bfdf5cb9b50a0413852f12d8c41401f25fbea845e47799ef7730ad698d
SHA5127b36a238dfcacfc776ef18220290947a7ff43b6658ed3305c20f4786f8966663ef9aad8902afe4ae6679c14c659e7adfd2947fc656985fa98f59e47a08d0148a