Analysis
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max time kernel
147s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22-03-2023 07:03
Static task
static1
Behavioral task
behavioral1
Sample
dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842.exe
Resource
win10v2004-20230220-en
General
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Target
dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842.exe
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Size
1.9MB
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MD5
c744e2d74b828c767877c52e125087af
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SHA1
444809a0b355b365fadc03e50ac577b1b1fa50eb
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SHA256
dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842
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SHA512
084e0f42ecb98a1915db1128a704a1650b07e7acffc4852cadc9684dfd643619e1668ab7ef83321483a2eaeadcd83e58379cd4db3e11a4085d74ee42bb095fff
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SSDEEP
49152:xKcn0Cjj3zONh6qrCf2TXEUPsNq3WVAThDWZaXQZh8:ocdDZqCIbPzWVyhDWZaXQZh
Malware Config
Extracted
laplas
http://45.87.154.105
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api_key
1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3696 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 23 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3236 wrote to memory of 3696 3236 dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842.exe 86 PID 3236 wrote to memory of 3696 3236 dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842.exe 86 PID 3236 wrote to memory of 3696 3236 dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842.exe"C:\Users\Admin\AppData\Local\Temp\dccb7a134aae7970fc13ab3db3737b62b733ba33627945a1d5cdf61870ff4842.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3236 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:3696
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
719.9MB
MD5c02d746418f80ce1d221baece52be553
SHA178a1d4ca725345167c0cebaea244b4b7af92070f
SHA256154d7fab26a8a0f7c10db08d87c57548580ba36d97927b073a3c866b0a324b17
SHA512d2f128e9a9569c0e7941ada2aa2e61507255df8bc870c02609da27e9ba786bdda4211fd4ca529d330b964318f81623770ac9971db0092e66ff00c386bf3b1aaf
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Filesize
719.9MB
MD5c02d746418f80ce1d221baece52be553
SHA178a1d4ca725345167c0cebaea244b4b7af92070f
SHA256154d7fab26a8a0f7c10db08d87c57548580ba36d97927b073a3c866b0a324b17
SHA512d2f128e9a9569c0e7941ada2aa2e61507255df8bc870c02609da27e9ba786bdda4211fd4ca529d330b964318f81623770ac9971db0092e66ff00c386bf3b1aaf