73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
301s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
20/02/2024, 02:35

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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
3372	b2e.exe
3740	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3740	cpuminer-sse2.exe
3740	cpuminer-sse2.exe
3740	cpuminer-sse2.exe
3740	cpuminer-sse2.exe
3740	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4520-6-0x0000000000400000-0x000000000393A000-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 4520 wrote to memory of 3372	4520	batexe.exe	76
PID 4520 wrote to memory of 3372	4520	batexe.exe	76
PID 4520 wrote to memory of 3372	4520	batexe.exe	76
PID 3372 wrote to memory of 3664	3372	b2e.exe	77
PID 3372 wrote to memory of 3664	3372	b2e.exe	77
PID 3372 wrote to memory of 3664	3372	b2e.exe	77
PID 3664 wrote to memory of 3740	3664	cmd.exe	80
PID 3664 wrote to memory of 3740	3664	cmd.exe	80

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4520
- C:\Users\Admin\AppData\Local\Temp\900B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\900B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\900B.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:3372
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\925D.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3664
  - - 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:3740

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\900B.tmp\b2e.exe

Filesize
8.8MB

MD5
171957ae029113ba94dbe679bff38ddc

SHA1
ee1ff667831e7c4ee9c0baee2d3ba9bf94eebdc4

SHA256
d9c21912e7391ed280e58399a34c54c90347e6ed6ddc982db55e86c1eab0ca28

SHA512
1a2183a8de843cf761249855df99f4112c4400178c3befd6e1e502e2edd99ef66409227fd4c1ee6ce69c7e5e724681a24c0282705a8ea74e88a373434168b077

Download Submit
C:\Users\Admin\AppData\Local\Temp\900B.tmp\b2e.exe

Filesize
8.1MB

MD5
7a3de1819ba1a330a41622a6c8c07d3a

SHA1
1e5881a0063de1d0aefbe629a6c3ef79b3b1e494

SHA256
ec04834e44d5ff945c9b35e7ce284c582abf50e5e73873504024d6eda79bb863

SHA512
53b11104936f35e4394c82143b83b81ffa0be6fcef92b3bf69db449dc053d6d06197f3a2cc216225eadd3e0fc0552e603e6351ba9f2b8125272f95c0d0d609e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\925D.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
890KB

MD5
192db203fedeff58630408aa47861a2d

SHA1
9a82fdc2d440322c318f0316dc45c8d8bee94c9d

SHA256
8b33d45f4e68c25491ef0174d03c8f2dfc5a51003ac97e4af74e394b2e6be379

SHA512
e1e9bcbccd97f23f33dfed5453ca78a1c850af3282bbad877c63298802c6d19561224b8dcce0b892559943cf7bdcc51fd7a156256128b8150eaf05d66c955b2e

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

Filesize
1.2MB

MD5
3b64b9cac8d28ed1b98f776d28cc8da8

SHA1
e7c5e9f980c0aceac71d2f959dfa32eaf7847a7e

SHA256
e4e78ab323b7093d56ac845a566fbb5b805a47f3827876d40baddb6e85970389

SHA512
7e01654407ee2f3adb6ead9af220b2a87cf1eb49c30b4e0b2659ad3a798038f2f41ffdb1d6c7306db195adfa2aaff65e93de6378b19f201c5342994e93c9b77a

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

Filesize
1.0MB

MD5
f027552b0c2c921f26605bb65eb32816

SHA1
b7599f4bbea77185a2458fc811936f2c53765a42

SHA256
f6c9b49cb805804c3fdd175c5b56840e9db3c148da40197eaaa2a3828388e596

SHA512
b34d062be9c0f426324e0ae9225bdaeb2123945dae7235d4fef822059281701d67e86985e21ce6965f57501bdcb5bc2dd063bd735e97ece5f02e576a27ef1ec3

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

Filesize
1.7MB

MD5
8eb81a78536e0154bfb66a7351c41690

SHA1
42bfe62ee1ef9af1f8607c90b59c5e8cfbc1bfff

SHA256
1ccf90d636edba6ea26642d012209bf32cc1e615facb8d0fcf05c7ea92c200e0

SHA512
2430d9b558f2df4c0b10c9b67191c5f2e736429664714a89e94940c75afb57e0de0a96ed3ea5782a40ed2cf87905d5970680e85d58f486e093cceda5aaca28e1

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.9MB

MD5
14ac30835cef867cf1d8f1e9a3743272

SHA1
ac00f92b203fd00ec7d10fe84cb44a63cc99d0dc

SHA256
63711e9c18287b7a8318da245f994ac03d627f3df255fcb0bc1bef63913637b0

SHA512
50a260bc3ef7d8b63cfd86756788fb94e025060a3f62b9a56c8c4b9d6d1c9f18f7b7cb81fc1f69a13e9864102f40b43e09528879f3ce44193e77dd59c3b9246f

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

Filesize
1.5MB

MD5
7a8cb7005cffb85f64c4a63b971573b1

SHA1
b6c816a35db9a77d6487a0357a5c985e9cf590cc

SHA256
275aa86b63d4802537cc9b0440052a92e1218e92ed5972d93e82985e9156d413

SHA512
5c3920898a53c751f61c549fe3af87c3a189d0f700fd74cd1318af73e0e247a950daff2cbb8d5da98b7ba149fbcb8065375cc0672d1cf947330407b6c9068110

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3372-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3372-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3740-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3740-43-0x0000000070380000-0x0000000070418000-memory.dmp

Filesize
608KB

Download
memory/3740-44-0x0000000001130000-0x00000000029E5000-memory.dmp

Filesize
24.7MB

Download
memory/3740-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3740-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3740-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4520-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download