73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
304s
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, 17:36

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

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-1-5-21-1790404759-2178872477-2616469472-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1790404759-2178872477-2616469472-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5072	b2e.exe
3620	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3620	cpuminer-sse2.exe
3620	cpuminer-sse2.exe
3620	cpuminer-sse2.exe
3620	cpuminer-sse2.exe
3620	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/656-9-0x0000000000400000-0x000000000393A000-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 656 wrote to memory of 5072	656	batexe.exe	88
PID 656 wrote to memory of 5072	656	batexe.exe	88
PID 656 wrote to memory of 5072	656	batexe.exe	88
PID 5072 wrote to memory of 4756	5072	b2e.exe	89
PID 5072 wrote to memory of 4756	5072	b2e.exe	89
PID 5072 wrote to memory of 4756	5072	b2e.exe	89
PID 4756 wrote to memory of 3620	4756	cmd.exe	94
PID 4756 wrote to memory of 3620	4756	cmd.exe	94

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:656
- C:\Users\Admin\AppData\Local\Temp\8CA0.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8CA0.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8CA0.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:5072
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9683.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4756
  - - 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:3620

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

C:\Users\Admin\AppData\Local\Temp\8CA0.tmp\b2e.exe

Filesize
13.9MB

MD5
bdef89bdfa440272f79cdc0beabe18da

SHA1
09d174be9d0363d6e646c2a1ab2b752c54cda1c8

SHA256
02fbfcfd009ee85ec768e0afd95cf4fa1a4854d3ed08d3f7f4079b8bc63f7610

SHA512
4f0880d9de413ce91384fc7e1899650710c1299eb1f7f56f4e59b4e2c86d57063d949ff78be85a1dda6cdc9faea532d19dc8477f4b20ce06202dbb5f42ccc90c

Download Submit
C:\Users\Admin\AppData\Local\Temp\8CA0.tmp\b2e.exe

Filesize
6.4MB

MD5
4f7f69275c69ae9c7465de6ade1e57c5

SHA1
2c8c470f382f2f68519a61800bb7646cfbc06a9c

SHA256
1d1a38feebf98d876038ac08880893470f1ba2f5d922cc81a1829227f7c6f3c5

SHA512
bcf429e0e666e90ac8b51a00a5d5003794d40df13c2c8d5f4870d04c8036c21095798ab64821a4c02718427080044becd9972aa52c9b24b925ec504b84eebb4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\9683.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
5.2MB

MD5
7f357fdbc9d564be37f0755874b679f7

SHA1
06a282598b4f14960024264b4390517b87fe8565

SHA256
600a518d56f34c313dda50eb6400563ff69348c6c4a101e8108b9dab75b51d65

SHA512
d158e1265afc9c684a328510242907975ab7d9395345231d4c2b09e71a54e751861d49d253a96f7455661ff0f3b50069aa39b5ffaa89d5f7d88e001d86c07651

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
2.4MB

MD5
b07ccc31ece2cc5fef71319ce1732eb8

SHA1
9a2d68cad177473a3175870fc358cdb4f6595afb

SHA256
7bbe299f78dc1a8a04dea9d6607fa8e6255bed4e7574f189942ea9d5d402ba30

SHA512
510680e9b34b48c14ee32939d20f47c62b2f24238e66c944930d0b9076bd14142b72727f9514970e31a48035eef80ccd80de6410564e7183e8de11b5399cc13c

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
2.1MB

MD5
2b21d98b470eaa1e9333f52f13eee54b

SHA1
7859607d8004999748e748771111d79b0f49cc33

SHA256
09103a0b454836dd86f6f9654e87228b016c301133c3a6f3cbf1d99c7068b522

SHA512
283371f7a5f2b1740764f8ec09f5858ec89d88dd7fcb3d8e7b17a2cdf4c3c6763ef92e588af643a7e4db0c83006c541562fd114858274ffd2e70ae23fa13b44f

Download Submit
C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/656-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3620-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3620-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3620-46-0x0000000074830000-0x00000000748C8000-memory.dmp

Filesize
608KB

Download
memory/3620-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3620-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3620-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5072-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5072-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download