73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
298s
max time network
296s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 15:04

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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
3832	b2e.exe
3784	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3784	cpuminer-sse2.exe
3784	cpuminer-sse2.exe
3784	cpuminer-sse2.exe
3784	cpuminer-sse2.exe
3784	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4756-4-0x0000000000400000-0x000000000393A000-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 4756 wrote to memory of 3832	4756	batexe.exe	74
PID 4756 wrote to memory of 3832	4756	batexe.exe	74
PID 4756 wrote to memory of 3832	4756	batexe.exe	74
PID 3832 wrote to memory of 4708	3832	b2e.exe	75
PID 3832 wrote to memory of 4708	3832	b2e.exe	75
PID 3832 wrote to memory of 4708	3832	b2e.exe	75
PID 4708 wrote to memory of 3784	4708	cmd.exe	78
PID 4708 wrote to memory of 3784	4708	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:4756
- C:\Users\Admin\AppData\Local\Temp\A47D.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A47D.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A47D.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:3832
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A73C.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4708
  - - 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:3784

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\A47D.tmp\b2e.exe

Filesize
6.6MB

MD5
ce446be547517b62747499ca04f8f48e

SHA1
789cb05384c9fabed389445cb19375d3d54386d2

SHA256
94c412ab59d018668028765cb712e59f4131ac264a40cf2dc759c1b7c95f7cfa

SHA512
5c4abdbd260d81275e4865d2d62828122f5bb1d7d327b8667cc7033508cb8a5aa48547a698b6f662bc2768ff1e7a42e12b345c9f29d0eb4f3a52ce4f24e55e30

Download Submit
C:\Users\Admin\AppData\Local\Temp\A47D.tmp\b2e.exe

Filesize
6.8MB

MD5
afd910d9b1f3262cb229c3f3e8b2a04f

SHA1
02b4be7b99a9c98a3310276382299f4106045b5f

SHA256
6ec8e27239b4ab141a7f16ea78eb68975bf248a42353d842add24f0315e5eb11

SHA512
82d5a31be6d4f776a0d348673a2ba3f8669acccb89a71d4cd4a24a12a19010b7473072cfcb83dc33ca870f7c509bcedf10582bb5c9b1f595912fbb689d303a98

Download Submit
C:\Users\Admin\AppData\Local\Temp\A73C.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
1.6MB

MD5
e750e3326992dc6b9c06da09afe2eb7c

SHA1
8660cf0f06de086914399916353d27b88578888d

SHA256
c80e1c25b382ac3caa8ce2d364530a2f951179d7f1537c4871e389f5a1e82c90

SHA512
1813575818e8e5d694a9b2ebd6c0772bdd5fdf5e44eb6bba8b40392ea5300bb092bcb4af9a257b174df7090b93797193c147e275e4ad51623a47ece77b574a9a

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

Filesize
1.6MB

MD5
68b9ac5ae90127c74273f1cef7595a9e

SHA1
65958596f7fe21ea3e238c100800d787c3d21dbd

SHA256
1ad13e424fca379121bb202175bf2aa3435689f277211efe47db641baee60714

SHA512
7cd043504e0ac675c3b73aaf5c2614f570d9b9ba765e5d4eb256d441e06f2e3cce2d01004b6888b40fd65c656a3a422a662f547e0ed48a2c5b45ca4823ff1ec7

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

Filesize
2.6MB

MD5
b565eb509952ecd5f4ca0fb4d96463f5

SHA1
527cb79d18057e441603d03261b043103793c6ed

SHA256
909b3bf002e117d22817a735a820740b5ac04ddf47eca39712c6b3f69ef92393

SHA512
f0bfc9a9ee6714dc82257322715d3e05f5acb5d276c1264ae93b850dbdb834c182ed2f0c2ad53e53265f841fad3b405079f59d87bf10bd1ec502b1ee67263f6b

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
1.9MB

MD5
b767d71d2244a75d91e9f12c4b445190

SHA1
7bf75a5534f5a51173de03a0de8be5196e78bcd9

SHA256
a15aeffc7717c3111dbe825092027bcb20673182d4f5434b5809f26fbd2a4fd6

SHA512
7d43c3b28958e5ec4a207959b7cce0c332acab929c58d6f28aed209aeb28290672a2c38ca8d31b488c88b6f8d6231571cf8d201dccc4a5bdd8489045690cf76e

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

Filesize
1.7MB

MD5
1e9f85c2f0775fad9062c4353b786616

SHA1
6022d9392d840ca887e54b25822fcdd33da85c71

SHA256
e12062782760feb5983ef38a672d759883368d4fa517e33401e76424651a5849

SHA512
7077d4277e97c174a49d4d5e94a42934dbbdcfc84ae568855d30af5df26f3d8834164a4bc2f8a776ccc6f9262fe100d6af22c9790caf39459057f58da2991e8b

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3784-43-0x00000000667F0000-0x0000000066888000-memory.dmp

Filesize
608KB

Download
memory/3784-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3784-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3784-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3784-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3832-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4756-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download