5cd03f588d47cf564be795d1a114c9812b702e7858704094d959ad97df7f7ca8

Analysis

max time kernel
7s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 01:58

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General

Target
380c08c3471775e3eccdcd3c755074457e7cdafc02e92e7b9ceaad8b500ea8a6.jar
Size 643KB
Sample240418-cdwc2agb26
SHA256 380c08c3471775e3eccdcd3c755074457e7cdafc02e92e7b9ceaad8b500ea8a6
MD5 df2d12625998b7c51a4eab26d3a42e7e
SHA1 3d0403ab389c056beae99b7e71cca51ad521c870
SHA512 af1ead62e893127323e6b86abad37ad804928bd96e9dbaac618cc737490efa0e61329d8dfb636fa9fd215596721ad04f3e63a2c04a909e895af8c08d02f1e75d
SSDEEP 12288:R/eAo7rK7tfAKc6Mr+DpxFGs/HfTeg1jPZc+AR6AptwyoFGVKBzG1KpUfsRxrq40:no7rKJcPr+wIHfzxcbTLwyoFuKBAURx4
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3340	icacls.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4248 wrote to memory of 3340	4248	java.exe	92
PID 4248 wrote to memory of 3340	4248	java.exe	92
PID 4248 wrote to memory of 5108	4248	java.exe	94
PID 4248 wrote to memory of 5108	4248	java.exe	94

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\380c08c3471775e3eccdcd3c755074457e7cdafc02e92e7b9ceaad8b500ea8a6.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:4248
- C:\Windows\system32\icacls.exe
  C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
  2⤵
  - Modifies file permissions
  PID:3340
- C:\Windows\SYSTEM32\wscript.exe
  wscript C:\Users\Admin\gcahfpmhcn.js
  2⤵
  PID:5108
- - C:\Program Files\Java\jre-1.8\bin\javaw.exe
    "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\uinwlmrr.txt"
    3⤵
    PID:1872
  - - C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.14362475715525573973622678894914574.class
      4⤵
      PID:3052

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3632 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
1⤵
PID:3168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

3903daac9bc4a3b7.timestamp

Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
Size 46B
SHA256 e1db66df917d200f4f63e7122e87c0199a125fa89eb38258085e1e7cc828b423
MD5 59f263abfb3fcb038ba102695d60a489
SHA1 19d574fc7673fa69318373586a4cec5a575fa4d6
SHA512 63d058d32b0489cb844a9f92aec68c4bdc9110c63574f80f17da1109e02e2428a44f3144536857804d393174642ab486c3140ad775dfbeabf246dac7fa6cbd00
MD5 SHA1 SHA512

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3903daac9bc4a3b7.timestamp

Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
Size 46B
SHA256 ef214f46f5ef61ae3c5e9a2b643892ea4c9f484c4fabe2b395691a49bb8b8a54
MD5 895044d0ea563db3ec1d221a8a65841e
SHA1 b4920013be4ca41002eb151327733a8f91c79943
SHA512 4e2d9a56f89d33a468321242c8834315a3555b6bdac499a302dda885c4a1b6ca9d26acbb79094faabf1730d666194d9a53d8f1ef3712b10abb3eedd062cdce29
MD5 SHA1 SHA512

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_0.14362475715525573973622678894914574.class

Path C:\Users\Admin\AppData\Local\Temp\_0.14362475715525573973622678894914574.class
Size 241KB
SHA256 97d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9
MD5 781fb531354d6f291f1ccab48da6d39f
SHA1 9ce4518ebcb5be6d1f0b5477fa00c26860fe9a68
SHA512 3e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8
SSDEEP 6144:WI5pxUZ7Gvi8ulm+yV/rIF0/MO2qnan1J7pXESN6U:J5pxAGqNkrIq/MO2qnA
MD5 SHA1 SHA512 SSDEEP

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83aa4cc77f591dfc2374580bbd95f6ba_2397ee06-28fe-4eaa-8777-f7014368c353

Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3808065738-1666277613-1125846146-1000\83aa4cc77f591dfc2374580bbd95f6ba_2397ee06-28fe-4eaa-8777-f7014368c353
Size 45B
SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
MD5 c8366ae350e7019aefc9d1e6e6a498c6
SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
MD5 SHA1 SHA512

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uinwlmrr.txt

Path C:\Users\Admin\AppData\Roaming\uinwlmrr.txt
Size 479KB
SHA256 4c81c42509988b29c4d77288ed55849de919676fbca4a938bf773f893f2e547e
MD5 d7d1131452a0427e78a2710d280537b5
SHA1 279b601cb79c5d1790910c839125a45b2f43101d
SHA512 483d03f5dcf0011679463a68f233cb50796c056d1045cc6eeaccae41ffbe51e562a186f6cd6196b0c3b63631553a7d780d6d77648117903e4d58238b2ef8d198
SSDEEP 12288:x8h4GbbFN8rQO/rATlnt85pxogQNUhIK/0c2qnAU:x83T88O/NsS7B2qnl
MD5 SHA1 SHA512 SSDEEP

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gcahfpmhcn.js

Path C:\Users\Admin\gcahfpmhcn.js
Size 1006KB
SHA256 5f4b5467cccbbc2f2c5771d9547e7fca350df341d154f4d83a4442b7a44cdf06
MD5 5bca887380e1881f351c22574d257e41
SHA1 987634d53966aa6e84c72ad366bb78e619cb674a
SHA512 26c9da1464668a4d084095c4425f3e51c9c875e57315b8356081ab2ef032e5bfb28cbbef99d915dc626267c3abc9f8c134cae6778b5679e828fd55558946b92d
SSDEEP 12288:k5hvpTSH6kI3/VITSZjbZkgdciA5Y0y9BY7BA0Et5YdtFpGzN3w1xYZWkTSP4Wn:kXpWH9eZZjdkeCjmlY3FeNgwuP4G
MD5 SHA1 SHA512 SSDEEP

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memory/1872-80-0x000001E2DE1B0000-0x000001E2DF1B0000-memory.dmp

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memory/1872-58-0x000001E2DE190000-0x000001E2DE191000-memory.dmp

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memory/1872-97-0x000001E2DE190000-0x000001E2DE191000-memory.dmp

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memory/1872-22-0x000001E2DE1B0000-0x000001E2DF1B0000-memory.dmp

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memory/1872-29-0x000001E2DE190000-0x000001E2DE191000-memory.dmp

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memory/1872-72-0x000001E2DE1B0000-0x000001E2DF1B0000-memory.dmp

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memory/3052-86-0x0000019BE3DE0000-0x0000019BE4DE0000-memory.dmp

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memory/3052-50-0x0000019BE3DC0000-0x0000019BE3DC1000-memory.dmp

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memory/3052-48-0x0000019BE3DC0000-0x0000019BE3DC1000-memory.dmp

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memory/3052-98-0x0000019BE3DC0000-0x0000019BE3DC1000-memory.dmp

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memory/3052-39-0x0000019BE3DE0000-0x0000019BE4DE0000-memory.dmp

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memory/3052-108-0x0000019BE3DC0000-0x0000019BE3DC1000-memory.dmp

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memory/4248-14-0x0000017824010000-0x0000017824011000-memory.dmp

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memory/4248-2-0x0000017825860000-0x0000017826860000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads