73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
305s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
23/02/2024, 14:55

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General

Target
batexe.exe
Size 9.4MB
Sample240223-sasqqsbd87
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-1-5-21-2828415587-3732861812-1919322417-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2828415587-3732861812-1919322417-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3804	b2e.exe
5344	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5344	cpuminer-sse2.exe
5344	cpuminer-sse2.exe
5344	cpuminer-sse2.exe
5344	cpuminer-sse2.exe
5344	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/572-9-0x0000000000400000-0x000000000393A000-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 572 wrote to memory of 3804	572	batexe.exe	87
PID 572 wrote to memory of 3804	572	batexe.exe	87
PID 572 wrote to memory of 3804	572	batexe.exe	87
PID 3804 wrote to memory of 1972	3804	b2e.exe	88
PID 3804 wrote to memory of 1972	3804	b2e.exe	88
PID 3804 wrote to memory of 1972	3804	b2e.exe	88
PID 1972 wrote to memory of 5344	1972	cmd.exe	91
PID 1972 wrote to memory of 5344	1972	cmd.exe	91

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:572
- C:\Users\Admin\AppData\Local\Temp\9E72.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9E72.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9E72.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:3804
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A681.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1972
  - - 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:5344

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

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Downloads

b2e.exe

Path C:\Users\Admin\AppData\Local\Temp\9E72.tmp\b2e.exe
Size 15.1MB
SHA256 9757fba3ee9b14dc13119a1a04cc164c4f9c57d1d60a913621182f82c5620eaf
MD5 e17d6edfd9634224f0389d221eb0a9f0
SHA1 89a6a5e739e2dbd85fb8c5797fded44897af40bc
SHA512 62272ad08efa76d1ff22fe77f8b699d75d44337121fd5367a4860b5f663a7dec2d5502a6834013cde61db9dd989dc4ba1442028ec85cf7df8f4d412bf7293a50
SSDEEP 98304:2Vh7J/WrocAdkmBtKCLaDr/4Q8FD9Ck6jBVFh0ulRm6eqdInEgNf/4+eQhyYlkB5:wWrJQ9CuKdIncRBGvwPHD/bft
MD5 SHA1 SHA512 SSDEEP

Submit Download

b2e.exe

Path C:\Users\Admin\AppData\Local\Temp\9E72.tmp\b2e.exe
Size 3.0MB
SHA256 4f8c614822cb12e7405d484d8ef1c5796fe1002f4e20867e761623d6108bd5ed
MD5 42e52d2aa6e0aa4e0a6cb435f3e72e32
SHA1 904d518be9644114eda76add80ccf585ee238731
SHA512 c5bdbe9278322b817f6744ed51e93d2a5a32b7285a5d8506bd7d6578fd432f43caec54c5ae81074a06b8c2b4a36ad5ee4bb6e817698252ec8df1406ee68916e4
SSDEEP 49152:HWVh7Fj/WrXYcatDRddBuqw/LLpGokJsThPz8rJG9nSti9/KKJSusd:2Vh7J/WrocAdkmBtKCd
MD5 SHA1 SHA512 SSDEEP

Submit Download

b2e.exe

Path C:\Users\Admin\AppData\Local\Temp\9E72.tmp\b2e.exe
Size 3.6MB
SHA256 fbd061c4d55ef74a2b1fbefa8f244ffb9e63df4a7f16083d7a9920fee83a0305
MD5 2a58aa86deac2c99323c788735dd53af
SHA1 eeac6b8cceb22a47daa1590f4dbae8e3c7c27c92
SHA512 22598586f1fc5ef20ddc7f840402716a660917caa0f26628eb943928d458688f698e66094d3cf2cd6865baa1b32ba61d1e05103abfafe98e72d30668a6b7ec57
SSDEEP 49152:HWVh7Fj/WrXYcatDRddBuqw/LLpGokJsThPz8rJG9nSti9/KKJSusjtZPPx/:2Vh7J/WrocAdkmBtKCLV
MD5 SHA1 SHA512 SSDEEP

Submit Download

batchfile.bat

Path C:\Users\Admin\AppData\Local\Temp\A681.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 2.3MB
SHA256 c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd
MD5 4c04147c386ba8792ac6a03069572a8a
SHA1 dda67789fc1d0f2469ca95f01a5c81034853ca6a
SHA512 a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db
SSDEEP 49152:Wkpplb/LHkmgDlX3+57Uad1bBLTqgC+JZchTbO8rLG:xvN/LOOh6
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

Submit Download

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

Submit Download

libstdc++-6.dll

Path C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll
Size 3.6MB
SHA256 3a1c70e3ec44f08ace3d3e11b708111bc52b350adc34f14e88f9ff118e44af77
MD5 29361f54209797371b7ce31ba24241e7
SHA1 4720e44643890c789fde3c0d8adc13d2adb7db0a
SHA512 6f575294311b8804f1e029ebf1af975b3d6308aa3fa08bb0c539bfa6744142d9496eace01e8c1ac7c12b0561c8675222a766e61209dc28a363edde05b6ed0e61
SSDEEP 98304:DGGvDsCt2HINpzk8sZg920ipTqP3eA9J8H:DGGvJ3+
MD5 SHA1 SHA512 SSDEEP

Submit Download

libstdc++-6.dll

Path C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll
Size 3.9MB
SHA256 b04f4ba1b9647e21eb3d76fe3adf925a3cbee9633292d44d24b50f961d3e578f
MD5 536e6e4961f932727cbcfeb0b3fee8d6
SHA1 cb94299c6cfed5f057371abf81f41a51550eeba3
SHA512 19a9113ddc6711eb24ceca92a3f84d2cf0365b5f42ef592fbb8209523350fe281855db707be2be270ac37a949048f99a5a78c46e986623bc3b8a66304a3c4c17
SSDEEP 98304:DGGvDsCt2HINpzk8sZg920ipTqP3eA9J83:DGGvJ3i
MD5 SHA1 SHA512 SSDEEP

Submit Download

libstdc++-6.dll

Path C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll
Size 3.9MB
SHA256 93ff19608579031bde8453df5851528a3637308f4653d86d415884a3d486ee4c
MD5 5f465e35f638576034a5951df22186d5
SHA1 47dd3041b5ef05e12a30d756a94d07b5f062cc95
SHA512 631004b276b02143e59ea2b89ff15799647221f14bfe3116333c00accb3e2914b14ef9e4d4c4829888004e388844e8b8a46c6f15aa5b3020cb1e032c64c8f31b
SSDEEP 98304:DGGvDsCt2HINpzk8sZg920ipTqP3eA9J8/:DGGvJ3y
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/572-9-0x0000000000400000-0x000000000393A000-memory.dmp

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memory/3804-8-0x0000000000400000-0x0000000000405000-memory.dmp

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memory/3804-58-0x0000000000400000-0x0000000000405000-memory.dmp

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memory/5344-44-0x0000000070800000-0x00000000708BC000-memory.dmp

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memory/5344-64-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-46-0x0000000061440000-0x000000006156B000-memory.dmp

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memory/5344-47-0x0000000001080000-0x0000000002935000-memory.dmp

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memory/5344-48-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-43-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-59-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-45-0x00000000574A0000-0x0000000057538000-memory.dmp

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memory/5344-69-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-74-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-79-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-89-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-94-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-99-0x0000000000400000-0x0000000000667000-memory.dmp

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memory/5344-104-0x0000000000400000-0x0000000000667000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads