73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
299s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
21/02/2024, 06:07

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General

Target
batexe.exe
Size 9.4MB
Sample240221-gvtb8acd31
SHA256 73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
MD5 cdc9eacffc6d2bf43153815043064427
SHA1 d05101f265f6ea87e18793ab0071f5c99edf363f
SHA512 fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP 196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
4708	b2e.exe
4860	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4860	cpuminer-sse2.exe
4860	cpuminer-sse2.exe
4860	cpuminer-sse2.exe
4860	cpuminer-sse2.exe
4860	cpuminer-sse2.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2140-9-0x0000000000400000-0x000000000393A000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 4708	2140	batexe.exe	83
PID 2140 wrote to memory of 4708	2140	batexe.exe	83
PID 2140 wrote to memory of 4708	2140	batexe.exe	83
PID 4708 wrote to memory of 4828	4708	b2e.exe	84
PID 4708 wrote to memory of 4828	4708	b2e.exe	84
PID 4708 wrote to memory of 4828	4708	b2e.exe	84
PID 4828 wrote to memory of 4860	4828	cmd.exe	87
PID 4828 wrote to memory of 4860	4828	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2140
- C:\Users\Admin\AppData\Local\Temp\AE03.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AE03.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AE03.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4708
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BD45.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4828
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:4860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

b2e.exe

Path C:\Users\Admin\AppData\Local\Temp\AE03.tmp\b2e.exe
Size 5.3MB
SHA256 174c5d1435b3ee2ea736370f5fd78628189d3795a18c80ea036417026b86fb48
MD5 69cde01cb7066cd837a359146ee5bee9
SHA1 5076dcc5bb7a99aef6b43ee301ef6e79699f7cfa
SHA512 c2065e7987d31e4f4e938a1e2c2d9ca30cc614ca3b71333942d1f2f816d9e49d218f4fc527c67100e32204b4598f1a9699c4ac6398f97da1619125208dd66f00
SSDEEP 49152:HWVh7Fj/WrXYcatDRddBuqw/LLpGokJsThPz8rJG9nSti9/KKJSusjtZPPxtSVJP:2Vh7J/WrocAdkmBtKCLaDr/4Q8s
MD5 SHA1 SHA512 SSDEEP

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b2e.exe

Path C:\Users\Admin\AppData\Local\Temp\AE03.tmp\b2e.exe
Size 4.5MB
SHA256 5607b3451e0f482583e6ecab18a8220ca3adda2ae9cf33d4de26b2ad52702343
MD5 15fe3b622166db04c27b3fcb5ceffb24
SHA1 a794100da106418811d553ba4bf0827f5db2a1ad
SHA512 a1568593ceba6c60da1fda21ae76e2c154db826f85163663a2aa02cd70ffd4dc1577060fe320bf0cf07bdf83945cd52a57f417fed60a730b7c2a38569404f2c4
SSDEEP 49152:HWVh7Fj/WrXYcatDRddBuqw/LLpGokJsThPz8rJG9nSti9/KKJSusjtZPPxtSVJx:2Vh7J/WrocAdkmBtKCLaDrt
MD5 SHA1 SHA512 SSDEEP

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b2e.exe

Path C:\Users\Admin\AppData\Local\Temp\AE03.tmp\b2e.exe
Size 5.7MB
SHA256 1b659d2cc54c60221f673443565bfbf67e22236e5f915d3bdfe3b576bb02e05f
MD5 1cf11e66d50e116a96fbec24bd64af2d
SHA1 65718073fe61438d52e54c947e70d4543b4e33e2
SHA512 432a793f14ddacd22fda73c30e1076c4c28db2867cf633b7f72d519ccbf45996129be73930bf9a4eba0ee6170792db054d8ee985e0568a8f6ff23e6bc2f3c554
SSDEEP 49152:HWVh7Fj/WrXYcatDRddBuqw/LLpGokJsThPz8rJG9nSti9/KKJSusjtZPPxtSVJ6:2Vh7J/WrocAdkmBtKCLaDr/4Q8h
MD5 SHA1 SHA512 SSDEEP

Submit Download

batchfile.bat

Path C:\Users\Admin\AppData\Local\Temp\BD45.tmp\batchfile.bat
Size 136B
SHA256 65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9
MD5 8ea7ac72a10251ecfb42ef4a88bd330a
SHA1 c30f6af73a42c0cc89bd20fe95f9159d6f0756c5
SHA512 a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0
MD5 SHA1 SHA512

Submit Download

cpuminer-sse2.exe

Path C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
Size 448KB
SHA256 67833a9e63d8b7469a3a3415124a2426893a6174ce2bd88bea520c68319d182d
MD5 ca0b33f54480aa9c590d09f72e3feb31
SHA1 d50dc7dd964feb0d7516c3037e7dc7e008420ae5
SHA512 266dcd9c5bfe2b117fda6bf7c4250a908233d8474bd0b09596a0bd0fa2e5bc75446a20b46cb7e516ef75b5661bbe16c714e8dcc5962a0f481cbaecdf6135affd
SSDEEP 12288:WRtMPAkXZ9Zeql/DZoq/Qphj2XVgQ7N/TiojFs:WbAAkXZfeqVZoq/QpmN/TDje
MD5 SHA1 SHA512 SSDEEP

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cpuminer-sse2.exe

Path C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
Size 2.3MB
SHA256 c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd
MD5 4c04147c386ba8792ac6a03069572a8a
SHA1 dda67789fc1d0f2469ca95f01a5c81034853ca6a
SHA512 a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db
SSDEEP 49152:Wkpplb/LHkmgDlX3+57Uad1bBLTqgC+JZchTbO8rLG:xvN/LOOh6
MD5 SHA1 SHA512 SSDEEP

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libcurl-4.dll

Path C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll
Size 192KB
SHA256 c22ca427c0e65a0bb3e011afeba5244dd5a6e9c0327cfc7d15c4875083206b10
MD5 8c933a591c8d0c1fec1da393587d09c9
SHA1 65f4672c0e0a6a20436fbaba57dac8c1a5fc5e51
SHA512 96b84267fd9b7c5587c74e30d5f647acabbf6b09feac19784de4e046619fcae78f2e6aa98eb7f06fe13197bfd9207b9044b09d5248480421ceb23cb01d511881
SSDEEP 3072:GaN/00Cl6WVwdIlV7u+D7hTW/cggTsIBmRe0Li0yklsfwSr:G6l05RRx7sVRefff
MD5 SHA1 SHA512 SSDEEP

Submit Download

libcurl-4.dll

Path C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll
Size 836KB
SHA256 218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9
MD5 aeab40ed9a8e627ea7cefc1f5cf9bf7a
SHA1 5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8
SHA512 c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8
SSDEEP 24576:xufMF9VdLNrjhHdLI8cUlOb1w4yYhJWOrXQB:cfMFhBr19LI87lOb1w4IOrXQB
MD5 SHA1 SHA512 SSDEEP

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libgcc_s_seh-1.dll

Path C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll
Size 1.2MB
SHA256 c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05
MD5 7cf672bee2afba2dcd0c031ff985958e
SHA1 6b82a205db080ffdcb4a4470fce85a14413f3217
SHA512 3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5
SSDEEP 12288:ynYk4yH15191n1q1x1c1vw6t8a1/hKhbhdhvh3hY6Dhch3hhCZ1c1eCJ1MC1+1MH:mnKt/wDm1nazZffMMcUvQlRg3J6f1SGK
MD5 SHA1 SHA512 SSDEEP

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libgcc_s_seh-1.dll

Path C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll
Size 42KB
SHA256 9913ae3652d6837ec4851a249858cd9fa472adcd773ca17e407b6813be6f11e2
MD5 5336e65b1909dcaf75b82677e9e17d68
SHA1 8f3c3b512ab1825626dd8695030855274d524717
SHA512 6905bb8d96402ef1c9ff383436e5c7c3e148919e55a50de01f7ae115990993b1e45ab9d5ff08f54484dcfd483c1c4bca6b50a89a5844e47afb803145fc93c05e
SSDEEP 768:K95Vl2Mgz30uDFGLRthYB+cYq8UeaTiqXOtT19zUGt0XrxMSW+:K1l2Mm0uJuRfYo3q6aTxel1950rxMn+
MD5 SHA1 SHA512 SSDEEP

Submit Download

libstdc++-6.dll

Path C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll
Size 192KB
SHA256 779a5590c667d9a704b79e159259c0646737394fd66a9c0b12d13f9445ca091c
MD5 62069650d62f76a4cdf0e81172d99993
SHA1 3b20ec5b4a4320ee15b0f7b9715a9ab90f68346e
SHA512 ae1954a84fb7543465e77a4cd5cc1bdeee0cf848592958633e6c51702b42131daae64c302d5c9537c59a9b3ba9498e5bf913d1f6f757ccdb8c4183b33224852b
SSDEEP 3072:OEOWd4lAhRoZuXCFUf2yaYuT4V+Gk3UmCQoUxKN3Kbso2Qo1B2JmDt:qKRa5s+G7mCiqxo2LhDt
MD5 SHA1 SHA512 SSDEEP

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libstdc++-6.dll

Path C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll
Size 9.7MB
SHA256 b2c3206afca21f48feb8cc281b9de32dc160fe6b6571a971f93601cefa486743
MD5 4402a102db09db28f6fa5e252c1cc08d
SHA1 6edfe8a912c0ec8c72be5eede97f7ccc81735907
SHA512 9dae93cac1375ac5348b50ab27addd1edf91a86989dad327a9e8cc22ac1f45ff001a1c93c85d5a9ecc3eefcddab280e88cc4b6ce83cd0814c6dee43d22043b97
SSDEEP 98304:DGGvDsCt2HINpzk8sZg920ipTqP3eA9J8a6ina7JdHZnyyqC3cSDX:DGGvJ3fnM3HZnJD
MD5 SHA1 SHA512 SSDEEP

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libstdc++-6.dll

Path C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll
Size 8.5MB
SHA256 5f478c6ebaccc2aa8bd8a23aaa1f1064a62ad5b77744bc940e763737c698b79e
MD5 901c97f3bb1786c867a104f2dc4fc4fa
SHA1 bb5526b9e8f8fb6eb55b69dd5455bc2d78309210
SHA512 b44181e7d35a56b0d3ed976c8f3404b49910d5e39f7f2bdc75fb9cd8b58a4e52b6b9e5b648dd440077bc0ae84a0dc7aecddc2ac2282c86a07223451c2934fcd0
SSDEEP 98304:DGGvDsCt2HINpzk8sZg920ipTqP3eA9J8a6ina7JdHZnyyqC3cV:DGGvJ3fnM3HZnJK
MD5 SHA1 SHA512 SSDEEP

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libwinpthread-1.dll

Path C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll
Size 192KB
SHA256 27baaef233592b03722c7d64c26d2270c0300ffb8e7f08a8e0d65212af4b848d
MD5 625f906456510afaf916dd0384d76eee
SHA1 66c56574aff02fb199caa60ab71ca9f1c9e7fc92
SHA512 041399c5ddc614d8b1a359238df8fb09258c95a0013e5139dbf4093b892395f5f78fa31fbecfee92966c5e78a5c5894005c98e559b8b5735ecf9c1995df51b17
SSDEEP 3072:g9ruLE6xim3YOPSA6ml6mmrBXeG8GvtWqOE2zQi/sYNaWw/DqG5arwc7jqlKL:g9rAim3YMr6mjmrYGf4qt2zQi/XaWqDk
MD5 SHA1 SHA512 SSDEEP

Submit Download

libwinpthread-1.dll

Path C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll
Size 606KB
SHA256 2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232
MD5 585efec1bc1d4d916a4402c9875dff75
SHA1 d209613666ccac9d0ddab29a3bc59aa00a0968fa
SHA512 b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770
SSDEEP 12288:IrAim3Y9lrzf34z//KRwwtkIr1PznEcyJwV2Zug8UYWTh4x:IrAim3Y9lrzf34z//KRwwtkIr1PzEcy8
MD5 SHA1 SHA512 SSDEEP

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memory/2140-9-0x0000000000400000-0x000000000393A000-memory.dmp

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memory/4708-8-0x0000000000400000-0x0000000000405000-memory.dmp

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memory/4708-53-0x0000000000400000-0x0000000000405000-memory.dmp

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memory/4860-47-0x00000000010B0000-0x0000000002965000-memory.dmp

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memory/4860-59-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-46-0x000000006E070000-0x000000006E108000-memory.dmp

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memory/4860-44-0x0000000070800000-0x00000000708BC000-memory.dmp

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memory/4860-48-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-43-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-54-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-45-0x0000000061440000-0x000000006156B000-memory.dmp

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memory/4860-64-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-74-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-79-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-84-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-99-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/4860-104-0x0000000000400000-0x0000000000667000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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