73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
299s
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, 13:07

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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
4132	b2e.exe
1740	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1740	cpuminer-sse2.exe
1740	cpuminer-sse2.exe
1740	cpuminer-sse2.exe
1740	cpuminer-sse2.exe
1740	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2628-6-0x0000000000400000-0x000000000393A000-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 2628 wrote to memory of 4132	2628	batexe.exe	73
PID 2628 wrote to memory of 4132	2628	batexe.exe	73
PID 2628 wrote to memory of 4132	2628	batexe.exe	73
PID 4132 wrote to memory of 2784	4132	b2e.exe	75
PID 4132 wrote to memory of 2784	4132	b2e.exe	75
PID 4132 wrote to memory of 2784	4132	b2e.exe	75
PID 2784 wrote to memory of 1740	2784	cmd.exe	77
PID 2784 wrote to memory of 1740	2784	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Users\Admin\AppData\Local\Temp\B035.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B035.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B035.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:4132
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B4D9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2784
  - - 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:1740

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\B035.tmp\b2e.exe

Filesize
3.6MB

MD5
2a58aa86deac2c99323c788735dd53af

SHA1
eeac6b8cceb22a47daa1590f4dbae8e3c7c27c92

SHA256
fbd061c4d55ef74a2b1fbefa8f244ffb9e63df4a7f16083d7a9920fee83a0305

SHA512
22598586f1fc5ef20ddc7f840402716a660917caa0f26628eb943928d458688f698e66094d3cf2cd6865baa1b32ba61d1e05103abfafe98e72d30668a6b7ec57

Download Submit
C:\Users\Admin\AppData\Local\Temp\B035.tmp\b2e.exe

Filesize
2.9MB

MD5
9317cafb85becd9011ca213e7be3a2bc

SHA1
1c84c389734da0532809700191b96dc61527e382

SHA256
644eb7fd5f540a11f942d00b2233e715a40b8548294924fc054db1e08b293090

SHA512
65120a9f1410f4b9350788c5898557be3d3b195f03b3425895748764fc052048f38998bb455cef4f25f748c696821a9a4622c8f09f6ae4603dcd6882be451684

Download Submit
C:\Users\Admin\AppData\Local\Temp\B4D9.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\libstdc++-6.dll

Filesize
4.1MB

MD5
3b0e358d46daf4646f7bb4735a7cf0df

SHA1
96762e7afc42ce9896ea626028c3d2301a22066f

SHA256
220b8ad97ba0395d681e28109bdd3d79bef047cdf164c8208ae32d52f0fbdf84

SHA512
441977280fa74abdf0dbd2e211065f09dd80e555ae9a883d67edebf160ea5a2b9f905b0b40944d8b16b3ce9fa00541c0af617c93f2977e7e373ee3182677237e

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

Filesize
320KB

MD5
1ae43cc09627ff82d15527ea2693fd76

SHA1
c39ffa1a4b80c29fa1f5caed3e7d091253266c66

SHA256
b63980c9d592a6d0d8521f74bd4c6f7cc4ae5f8c3320d2bd63764c56648ac45f

SHA512
21945e4e2fad3ee2b2a19d19bbbc1ada832c33a0d3bf499d6ac8f093b39021323ea0f7df3d54167a3456cbaf01ff126a6e6abbe17dd4eb8d5a24ca000888c271

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
3.5MB

MD5
1cfd077b71465596725df43fd57bde2d

SHA1
805e5578e357d8e0f1e8235d2a6dc571bb827f3d

SHA256
0afee0f422e98ea7a8f406e4ac34f250b4f982ab9595037350e214a8120fb623

SHA512
fb434a157ea038a77e2dce65560d2ff2116e7a100663fd58ba709646cf49a62b96cc226b6e3b47899ad0f1d8ceb6337036099da93a9a823810cdf60b5163a595

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

Filesize
3.2MB

MD5
eb68f38605cae52cd25d0310197558fa

SHA1
76c1cbe0273b29acede67adf11170d6f327cf5c7

SHA256
07bf608cc40596aa024604ee11a91412fc22f3b7cfbd62b4b6bfff31c714e180

SHA512
84204483482aa67ea006c59fc0fcadbdbb7ac5832669d89628a82ddf6231f5b5b68506f58d8f7eaa7271e20338ad3ef7c2024824dc0cad5e28c1aa29596d9c11

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1740-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1740-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1740-43-0x0000000050730000-0x00000000507C8000-memory.dmp

Filesize
608KB

Download
memory/1740-44-0x0000000000EB0000-0x0000000002765000-memory.dmp

Filesize
24.7MB

Download
memory/1740-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2628-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4132-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4132-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download