73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
294s
platform
windows10-1703_x64
resource
win10-20231220-ja
resource tags

arch:x64arch:x86image:win10-20231220-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 05:44

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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
2280	b2e.exe
4628	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4628	cpuminer-sse2.exe
4628	cpuminer-sse2.exe
4628	cpuminer-sse2.exe
4628	cpuminer-sse2.exe
4628	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2504-4-0x0000000000400000-0x000000000393A000-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 2504 wrote to memory of 2280	2504	batexe.exe	74
PID 2504 wrote to memory of 2280	2504	batexe.exe	74
PID 2504 wrote to memory of 2280	2504	batexe.exe	74
PID 2280 wrote to memory of 4896	2280	b2e.exe	75
PID 2280 wrote to memory of 4896	2280	b2e.exe	75
PID 2280 wrote to memory of 4896	2280	b2e.exe	75
PID 4896 wrote to memory of 4628	4896	cmd.exe	78
PID 4896 wrote to memory of 4628	4896	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:2504
- C:\Users\Admin\AppData\Local\Temp\91B1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\91B1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\91B1.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:2280
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9357.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4896
  - - 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:4628

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\91B1.tmp\b2e.exe

Filesize
3.6MB

MD5
707c1c942e9a3906e320f115da0fa50e

SHA1
ca7da2e4762cfc42c28a6667914a3e2a25579f06

SHA256
d6ee71b332815894e05be0f7c90561e4b0b5692cfe30f16ba04ff9cf92891e30

SHA512
ebcc11e479267bdb5233e59b53fa7c43754411de9757fa9328df8e35cec1543f77861cf23069d12ffb912bc8bdd2612c0ef377b48d462851f8be74b22d4839df

Download Submit
C:\Users\Admin\AppData\Local\Temp\91B1.tmp\b2e.exe

Filesize
3.1MB

MD5
10b2b818d4a69a357f414182e5dc37ac

SHA1
db95642f9a5420962c532a54fb9a45f0ed553931

SHA256
0a8acbbe62b484ece044dde990f77d35978dc64351133b209daa6d2fe254a638

SHA512
afbb20055db34ed4a4b1d58a8e5d4269cfb412e108a01badc912994f829a50b9d9fa026bb926a3daac8649cd6879438b8587a43adaac485dc6194f8ae406a18c

Download Submit
C:\Users\Admin\AppData\Local\Temp\9357.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
1.8MB

MD5
cd5f1cfdce792516431a9a086e71f487

SHA1
32360b6c656fd1739d6b75caaf5d5a693a783de8

SHA256
56a271e14ae4dd511abe39d726da3fad2390ab4ce548ce2d182c8261a9997332

SHA512
4766b3353cf4a14a72c2b64caacc7c9f93342c6f61e6a3f5c5a4af310187bd127c32ad2a7afb8294b5039f4632dac277842259b202c96ce381a2115342f177d1

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

Filesize
2.0MB

MD5
3298634caf823728dedbd7a561b6960f

SHA1
b35e228b8c7783953854ca59dc96e72aac57f1be

SHA256
595fda0e4d9581ef557367455e130154e4e546a7251918503cbd8e9f0a56ecc9

SHA512
15893964d50b8aa5bba465422e8995c85a302d56b5b9d9a39d2fa08266c2973559876ba468d2af5111ba05f2b73d419c5dca050f82639af39a80d1a7425f3ac0

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

Filesize
1.9MB

MD5
c070bfd4100159b29a73be1f06349cb3

SHA1
8ee71b39ad29f1ff4b649b2a7f50a749c1f564be

SHA256
1ccd63ae530a6f143d72b985b3c5b986882e6bc8310a7cc5a66b486d38132863

SHA512
1041e85554fd993af5426765d9a9091f870e4d96afd1b9bad95b14b2e32d9e5dac357b9238101b29466a09fd6dc0dd54f664f2821daa1e5924afeeed9395de0a

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
2.1MB

MD5
bad734aee9a408165fc7428b613c4647

SHA1
14d6bc8d638e2d522e45136115b3963a214adf32

SHA256
b6d3868e12f116c605ecf351977967cd6306a01cc339f8b94abcd97e8833f6e4

SHA512
f52a160e1cc3697db0e4120801a1651194442324abd4ad641f73bad80e7533bdae19ab65163897148d1337a51aeab87c3bcde82b6c00d0c0e527e43e16fc03ec

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

Filesize
2.7MB

MD5
9239f608719a79a7a251a2467fae7ad1

SHA1
7fba654e03e52c29426f7eae54c8de9e4573d7f0

SHA256
387855b55321b19af6ca0082ccdd85633cfe97ff9e4e1250e17d47720f2b9a44

SHA512
f55ab2070f37b7324c3201512c06d8ee28f8698d15c7082549710bfa161aa3bd93ba6fc7936d05bd9bf1069115d940a408013bfd1db83184fae90bc36796a874

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2280-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2280-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2504-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4628-43-0x000000005A600000-0x000000005A698000-memory.dmp

Filesize
608KB

Download
memory/4628-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4628-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4628-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4628-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4628-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download