73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
301s
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, 21:33

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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
4304	b2e.exe
4168	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/520-6-0x0000000000400000-0x000000000393A000-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 520 wrote to memory of 4304	520	batexe.exe	74
PID 520 wrote to memory of 4304	520	batexe.exe	74
PID 520 wrote to memory of 4304	520	batexe.exe	74
PID 4304 wrote to memory of 2176	4304	b2e.exe	75
PID 4304 wrote to memory of 2176	4304	b2e.exe	75
PID 4304 wrote to memory of 2176	4304	b2e.exe	75
PID 2176 wrote to memory of 4168	2176	cmd.exe	78
PID 2176 wrote to memory of 4168	2176	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:520
- C:\Users\Admin\AppData\Local\Temp\1131.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\1131.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\1131.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:4304
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1671.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2176
  - - 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:4168

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\1131.tmp\b2e.exe

Filesize
4.6MB

MD5
9a121431fe3d261375b9433c043045b0

SHA1
2f20a976a93744fc98d1a0839c9bd4a7814e5459

SHA256
d3a169522c1ebb2e0fe48e42dbc5bc03f0581cbfeec0eb5cb99bc3cc8c8cdf02

SHA512
5cb090ab149485a9593df2167a1fed193c39916c829dc976b90effe6660fec353397a46c7e0e579a7d5ec1cba132463cf8a8510f0cdf4394f2a82636640d5cee

Download Submit
C:\Users\Admin\AppData\Local\Temp\1131.tmp\b2e.exe

Filesize
5.4MB

MD5
5735a02f140c1cda1f50b7ecc5490c71

SHA1
b695fbca32f259129dc6c266aa0b3a9825a8bae7

SHA256
a4c55dee06b9ee20c1ed6cee566c3e38eb0d54feba6b4c93cb3c5730b1a69b51

SHA512
9635eb84b20c36a553db97987a5956cbd2a09b19a5cd2ed6a84f81b3bed0d31823224e4a8f307e17481557f2de3c5f37290b9dae71e26106df831ace43b088bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\1671.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
2.2MB

MD5
d6442ec1e757ac0014f2946fc6656729

SHA1
9dc23358cc572d914d5bc1e7320a7eb5161591e3

SHA256
8e4b08f98277b7ff3e021526f216723dbc4a50bab0f18778c75b1e3d25fcd0dd

SHA512
78bff3a98db89fa7152f4077430a246e946a3c2393bbe2631db5d1d87b90d6ab93d0510e659a6f6f454cbe94fc2da3e4647e232539e7f078adb5075538ec2b96

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

Filesize
1.5MB

MD5
f91d76c82752b1c28623441860c37284

SHA1
b28e5af4047136b5465f61065da0b11f193422a8

SHA256
f63e71c38ce3abe3b4820f3ef8bc6a75a3eb3954562ffe08399f86bfe013c9ce

SHA512
d770d8879becbc7658121b047cd1a949bf1aeed4ac283254f3b98658ff3de53b5762b5a356c502bbdb9b40eab1738b0314022299860bff5d2967cfc1b6a06af8

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
2.2MB

MD5
5c735a4b67e45dff59b7252de8fde962

SHA1
f25ab9b64e4877ec953287218820f04f6bfdb575

SHA256
83eec1f73356459e28193c931e1030f93565cdb57e843f84b85246498afd8103

SHA512
92c3e36da80f39953256e54324cefd10b8fc2a1245842593d3e4d6bd1d4a8e5f4a38e97a8caf63d3c6a7bdf7e60bbf61bc53106a4ba253611b6a943e4e963142

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
1.8MB

MD5
8eef6f2aa4b28440b58fdc0a05df407d

SHA1
25d0cc533a90de7807416d4847f43e99ca16ab03

SHA256
64da5663502baa92db3fdf0d74f64a576946eaf430907a8795e82daec7f40656

SHA512
7210230129a7ba2504596a1dfd381e0b82c4a083b96b199f119cb093231763d81b81c0c08132add784ed5d33ad3babbd64e9d9c182b6af40103f1d4cd9a7251d

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

Filesize
1.6MB

MD5
bb18ee04c64e495be45480875e4a844c

SHA1
22101c13359133e18806f972b5d6db275c94343f

SHA256
2e222a15ee081dccf5cdfceb8bb90cf821a88d55e58414e71f3e6e1ab99f2b07

SHA512
f02d3c18f70be6da0f7bc5c6d1f6d75eb34c33c9e9b407e0eb44a442a44ea895c83ed6c646e07ed16eaffb6940208110c349ecce7c03d79dd187ca7c8f8e5668

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/520-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4168-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4168-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-43-0x0000000068830000-0x00000000688C8000-memory.dmp

Filesize
608KB

Download
memory/4168-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-44-0x00000000010E0000-0x0000000002995000-memory.dmp

Filesize
24.7MB

Download
memory/4168-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4168-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4304-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4304-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download