Analysis
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max time kernel
146s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
19-03-2023 01:01
Static task
static1
Behavioral task
behavioral1
Sample
159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696.exe
Resource
win10v2004-20230220-en
General
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Target
159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696.exe
-
Size
1.9MB
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MD5
e318cdda3c407337ea8b36782f1708ac
-
SHA1
fe61548bde839be77777ff6ddf476710c2c576da
-
SHA256
159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696
-
SHA512
11cd1aff62deb355c9085954fc388a8f6924e0e1da8f7354201e5da1858668aec7daeca805cca5af73160828e3a7acd32137c5211422ab4914a40417a3e76753
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SSDEEP
49152:jkHdHdC75YBlCqm4/kdJjAWfdhSI+dW9ZltP4PdSsG0C:jkHd9S5mCqFk7fdx+duPP4Pss1
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 2140 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" 159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 21 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3036 wrote to memory of 2140 3036 159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696.exe 89 PID 3036 wrote to memory of 2140 3036 159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696.exe 89 PID 3036 wrote to memory of 2140 3036 159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696.exe"C:\Users\Admin\AppData\Local\Temp\159064b0b1e732079092f0fe367c3eca8ec8b359fb427868b28c65878b4de696.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:2140
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
828.9MB
MD5514fc01ed45aec815cb2f6ddc50f5fba
SHA110bc7b3d5789b0418ac18e6abdb5964faa807f52
SHA256efb870a2de5c849cfb76cac3fe291757a15929d8751d5e62e422a452853f40fc
SHA512f798d60cd5be2835cf9daf3ee9bba1391aecfbe432d2f39bba30b81ce00583b23ce9e756535dc919590c49c54e97d682060a88b99302a77d89c97bd1d3bc8db4
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Filesize
828.9MB
MD5514fc01ed45aec815cb2f6ddc50f5fba
SHA110bc7b3d5789b0418ac18e6abdb5964faa807f52
SHA256efb870a2de5c849cfb76cac3fe291757a15929d8751d5e62e422a452853f40fc
SHA512f798d60cd5be2835cf9daf3ee9bba1391aecfbe432d2f39bba30b81ce00583b23ce9e756535dc919590c49c54e97d682060a88b99302a77d89c97bd1d3bc8db4