73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24-02-2024 00:25

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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
1740	b2e.exe
4656	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4656	cpuminer-sse2.exe
4656	cpuminer-sse2.exe
4656	cpuminer-sse2.exe
4656	cpuminer-sse2.exe
4656	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3192-5-0x0000000000400000-0x000000000393A000-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 3192 wrote to memory of 1740	3192	batexe.exe	75
PID 3192 wrote to memory of 1740	3192	batexe.exe	75
PID 3192 wrote to memory of 1740	3192	batexe.exe	75
PID 1740 wrote to memory of 4464	1740	b2e.exe	76
PID 1740 wrote to memory of 4464	1740	b2e.exe	76
PID 1740 wrote to memory of 4464	1740	b2e.exe	76
PID 4464 wrote to memory of 4656	4464	cmd.exe	79
PID 4464 wrote to memory of 4656	4464	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:3192
- C:\Users\Admin\AppData\Local\Temp\A884.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A884.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A884.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:1740
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AC2E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4464
  - - 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:4656

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\A884.tmp\b2e.exe

Filesize
1.3MB

MD5
cd2e147246a8f0dc58bad676a15048ca

SHA1
0382157b28b479809d4848771f63f209292dea25

SHA256
eee07142595f07a70af1c63f13f60f8d09efd8a1f565490bf5cf7cbee1bffc1c

SHA512
196cff5a99ab1de4fd542abf69f2416c59127edefad5b875b229f1744fa9591f1ee7b3730cf7822919194ea893624c97236dbbbc5b05c3f270cc8f66c59acaaf

Download Submit
C:\Users\Admin\AppData\Local\Temp\A884.tmp\b2e.exe

Filesize
1.9MB

MD5
b5ae88e85e1084225ce0118ce701db12

SHA1
d4b5002d16549f82c16ef027005c52a58ec9d8c9

SHA256
0a02515a7262451015ed48e82191dfffcb03d31b76f1c8fca7ba337acfef9fe8

SHA512
5dafba51677f3348a2f19eeaa82142c9aeacba7b4e4d3a6c28bfaba21622842b30086a3036979f16da7a241419ca4c47752cd58a0e42f7c68aada32f59c48e45

Download Submit
C:\Users\Admin\AppData\Local\Temp\AC2E.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\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
3.4MB

MD5
4bfc4088a1c54ce3ae3de50d34706593

SHA1
cecab92f11e7debf6044eb48b47b72c4a4ddf8b8

SHA256
64edfc9352c8c3ccea4181d5002350e7fe5b34c09d2591ff1ea7b6c9a76fd49c

SHA512
c8cdde13188b56e8e73333932b05f9ed5c1fda0a5f75c302ade3558cda3ad51a21384e61472e049cf3591426b8f38092dfa80002104b0ef00d9061cdc25387f8

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

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\libstdc++-6.dll

Filesize
4.0MB

MD5
c620fee5f03a19ec4156acf23c3176d2

SHA1
503488f20b3b769e1ec13df4999a87ac16b26d25

SHA256
bf24b5542e82ef57a57b8558c5376de0426e391544cc11674e3570010ff2d6b9

SHA512
93ba4addee6994656fb47057744cea11eb2d7fe42805bf8f22e8fd5c2bc48c53d0201629d8a838f64e9cc074e097f4474e5f431a147f7c0fee0cf2cd3d50e54e

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

Filesize
4.5MB

MD5
eab680bf6ad5ff9cc6e7d98c2ead96fa

SHA1
f5522b2b7a00ea864d85b538d48181494aa72451

SHA256
fa59aec76552a49a47dbe275ff53a758d0e1f31657b72ef065c54e79f9d222d8

SHA512
4c9de558e114ec316870de1892bbd386cd7beb83ef4f108c6e5d2284ed6b880ae06ae242f00565413260cfe99690aa5d12249611e24078d57d16436237e79b13

Download Submit
memory/1740-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1740-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3192-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4656-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4656-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-43-0x0000000061790000-0x0000000061828000-memory.dmp

Filesize
608KB

Download
memory/4656-44-0x00000000010C0000-0x0000000002975000-memory.dmp

Filesize
24.7MB

Download
memory/4656-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4656-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download