73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
295s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 15:52

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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
380	b2e.exe
2908	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2908	cpuminer-sse2.exe
2908	cpuminer-sse2.exe
2908	cpuminer-sse2.exe
2908	cpuminer-sse2.exe
2908	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/5052-5-0x0000000000400000-0x000000000393A000-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 5052 wrote to memory of 380	5052	batexe.exe	73
PID 5052 wrote to memory of 380	5052	batexe.exe	73
PID 5052 wrote to memory of 380	5052	batexe.exe	73
PID 380 wrote to memory of 3644	380	b2e.exe	74
PID 380 wrote to memory of 3644	380	b2e.exe	74
PID 380 wrote to memory of 3644	380	b2e.exe	74
PID 3644 wrote to memory of 2908	3644	cmd.exe	77
PID 3644 wrote to memory of 2908	3644	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5052
- C:\Users\Admin\AppData\Local\Temp\BB22.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BB22.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BB22.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:380
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C052.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3644
  - - 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:2908

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\BB22.tmp\b2e.exe

Filesize
1.8MB

MD5
fed226671f9daab029aaea0c1bf6c527

SHA1
bacded51e7bf4d82a756351748d561b93e5d56ba

SHA256
e7bed9d6ba6c3e79ef43fb8bf34f6748645e87d47c743fc8ead2ad2003a41304

SHA512
d25d032e623e053e35bf23ba71a5432f3ac3b31eeaf9810352d0561d05e8335837ed0afee8cc0008fb1915646912ca08f134ef9e4aac9170aa63d6a254b57fa2

Download Submit
C:\Users\Admin\AppData\Local\Temp\BB22.tmp\b2e.exe

Filesize
2.2MB

MD5
b6a558633dc13e01c86f714214bdd894

SHA1
95921cb72467d2a69885d7987fa6990ed3756e81

SHA256
85cd30b679653b5cc0ca0c6cb9e56e841122391168a2237121da79b28b9fd507

SHA512
d55e570830a21e8ffe9d7a769576afce67fa05396d4450818bfa45132e1f10e5bf8f10026e9fa621f0451f8908d7c9bff9590f64a85d5048af173f5e529aa7c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\C052.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\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
64KB

MD5
e98583e2f3157ea2561f40a91a79b195

SHA1
770932f48dbea7a78a3b21e3df65e329a27313ff

SHA256
f6b3de2ac1e9c449daf82a3bd6fa52d2ed60e73e8cdd25d5d2194586a8d10de2

SHA512
cfa97067447a389dc5439dc42ca467f97947fa7010314cad0b99655688361721720bb33e34a1c7b22c93d807327b756109f63d15a40df5aaec620b0d0e1acc7f

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

Filesize
42KB

MD5
61da3dda4e5628888964b1af36f949ff

SHA1
ccab8f373c0a095beb3b59ffa677bac8946a5294

SHA256
9f815d0e501ab587cc87083f0cd6ce3f272b4181ef110f8f4bcc52162df64f7f

SHA512
9ad983ae20984ee6b46690573fbeda54071dac7ef71e01a016c4dcff68530ba21b3d7307fcd9a7ba7a53d283fa334d16647fbd5e5c3879d7540513648bfd5658

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

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
64KB

MD5
7fcedb6e973c5df3b6652a2afafa6a13

SHA1
116728803559ab58a8127544df80b75a0dd1c6d2

SHA256
fd7191afdecd35b78a0c0ca0457cbbf42ffda1e52263cd785abca5f047b18825

SHA512
05c86bf84079a2cc13dc7a1a917a0839ccd2b18e0440c4bd419c99f65c4161ac69a9447f56bdf6051b2fbbc49b7556fc3717432d0e293dfae2921c0701fe64fd

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

Filesize
11.1MB

MD5
926aafb70b7b17ca653f1ea5aae27cd1

SHA1
320878a3589888791e7f2d51780b96f51347766b

SHA256
d31100c266246737b362b663f88b585215689efebdf9fa7e0b3909f4020e162f

SHA512
877b02d73a8ded6dbb7d3dbec88c76985b36ef6c1f70e2ad01b545795018ce7fdab6e5c2f2dea8cdb19e70ca1f616d5e591f7800791b976ab35f52f338afe2cf

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

Filesize
5.8MB

MD5
b771ea3a37235814bc067c4db9aab0fe

SHA1
0e2d7fdcb291b71e076a3a852616d01406734506

SHA256
f3e900ad7b7e98f5f647550f71627af7826ef6dc995661aa96c410af45062a72

SHA512
096ea606412f0d9aa41eee104e766e2c86ee6c65d0af66e7dbcd47b3b909e71bde78bdc4d89d1c4fe2b9700b4cf9546858e48239bb971bd4fa248e8b66abdf2d

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/380-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/380-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2908-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2908-43-0x00000000504C0000-0x0000000050558000-memory.dmp

Filesize
608KB

Download
memory/2908-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2908-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2908-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2908-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5052-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download