73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24/02/2024, 07:23

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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

Executes dropped EXE 2 IoCs

pid	Process
5012	b2e.exe
3332	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3332	cpuminer-sse2.exe
3332	cpuminer-sse2.exe
3332	cpuminer-sse2.exe
3332	cpuminer-sse2.exe
3332	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2304-4-0x0000000000400000-0x000000000393A000-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 2304 wrote to memory of 5012	2304	batexe.exe	74
PID 2304 wrote to memory of 5012	2304	batexe.exe	74
PID 2304 wrote to memory of 5012	2304	batexe.exe	74
PID 5012 wrote to memory of 4048	5012	b2e.exe	75
PID 5012 wrote to memory of 4048	5012	b2e.exe	75
PID 5012 wrote to memory of 4048	5012	b2e.exe	75
PID 4048 wrote to memory of 3332	4048	cmd.exe	78
PID 4048 wrote to memory of 3332	4048	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Users\Admin\AppData\Local\Temp\8ABB.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8ABB.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8ABB.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:5012
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8CA0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4048
  - - 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:3332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\8ABB.tmp\b2e.exe

Filesize
4.1MB

MD5
182ee5ff18d5098739beb5aefcc284b1

SHA1
bb8da4e177a48b66b20c723325467d32916d28ca

SHA256
1d6e71a0ada490374b827f8b0f113fb1a09dc53c324347ad5b1ac8bd6bd852c2

SHA512
0368c8e555bf88a4624200c41a26f7e6ae2fc9a5bff881bf6f03e2a13cec604d39d162b480f72a2923d76b8f99b677e5e574f601399d91627ce7feb4c4648052

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

Filesize
4.1MB

MD5
97ce3371ee5b9c17cd0428a4cbe5d742

SHA1
677528f984f6c085807b4363dcd321e59c698294

SHA256
7ddd3867e6c9517d41c2e8177fb5eb3b593c2c11ca1c3acf7b621c44c0433ca9

SHA512
bf2cd43ff4e58ad9f0032c1d25ca1ba2ed361555a0172500065ea932d1b0ecf739b537caa535a8c0ec3b5b00df42eebcba3dac3c0890fb015770d6f1c4cad27f

Download Submit
C:\Users\Admin\AppData\Local\Temp\8CA0.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
2.7MB

MD5
c0003ce949af0fa611157212fd8df6ea

SHA1
e820d2a9dbc99fcdb8ea4fc51fbf3e683548ab15

SHA256
7a9c190daf432dfc8bad35702955fff50a9abbd140c347154b4b92aa5871ff91

SHA512
4f1c73a10adf3a4ddb668c85500dc4999523f2d0cfd3b24c0dd65f181982723dbc6b1e7f1b42a7392a54db6700126aeb858467fccdb7f85af29fd871ea2cb079

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

Filesize
3.1MB

MD5
65da3d6614708d192b46acfae4d75700

SHA1
8b569824d244b5cef838225f8f7518fcec11e9fb

SHA256
9d34f97328ec292a9e3dadf6be6b20d8025f92db732b96262e4359ef3ad36af1

SHA512
dfb87e78e296ea7865e9d426d89abb06945c576eed363280801307df66dd2d429a2928755d7ed82e47ba3d12db09dbe357667c9aac150ca545162d9670a52a08

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

Filesize
2.9MB

MD5
d2bcaf963b06c1311e9f7f6d3fad5497

SHA1
5fdc2966c4107a7a8669a3ebd62e93db9b2277b2

SHA256
87c16f1ff104947363519514fd9b856d674b37e47378cde13a54adcead61b93a

SHA512
f976dcbab9b335a6f2295b20db55c6657cbb060b8d2f16c88967f5b78588d2f487f316e092baee65f978cfc23679dac0689ef68b50b6a506ad3519c9449ab787

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2304-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3332-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3332-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3332-43-0x000000006E140000-0x000000006E1D8000-memory.dmp

Filesize
608KB

Download
memory/3332-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3332-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3332-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3332-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3332-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3332-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3332-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3332-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3332-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5012-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5012-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download