73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
303s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 11:06

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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
2480	b2e.exe
3892	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1596-5-0x0000000000400000-0x000000000393A000-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 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 4448 wrote to memory of 3892	4448	cmd.exe	77
PID 4448 wrote to memory of 3892	4448	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:1596
- C:\Users\Admin\AppData\Local\Temp\2778.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\2778.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\2778.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:2480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2CF7.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4448
  - - 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:3892

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\2778.tmp\b2e.exe

Filesize
2.6MB

MD5
f845d6b8c0beb43591f7ebc96344f81b

SHA1
5bcb9d96f6589b559060e11d6d5a0bf73d91c80e

SHA256
841b8431f27f5e631d37c605530e6ce5430559c96fa9a6ddebc7e9dd63ad04b2

SHA512
8de293211ad14117c9ecb797c78c738c91b691f3dc861401d537cc72c9ba05a40340c452938bd6d72bf400efa1fffb7bb387f204035697b8a229a29288d5d357

Download Submit
C:\Users\Admin\AppData\Local\Temp\2778.tmp\b2e.exe

Filesize
1.2MB

MD5
05f6765e8266a1a7d81a80da7788444e

SHA1
e7afd0bf0dce889a026f4233c6705907083e6e23

SHA256
3256219f071d9bbeb2b3483abc7e647cbb550c0b74c415ace444bd8a334df9e8

SHA512
417d266a6eae32d630cf1322d3ab78f8547b09254ba3b5e2e544a7fd294de819754ab2f104ba2f3cab59a1fcfe7b0ea6f622712736079b7eec12a242b914293c

Download Submit
C:\Users\Admin\AppData\Local\Temp\2CF7.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
748KB

MD5
cea557a6d0cad6756f15c71309f10e4a

SHA1
43f7e187dae6a6f605046cac1f9feac875165977

SHA256
6bb7ed466f9b228f14e5ed6321183949fc5e8437a6c176828fbaab889f55f7a7

SHA512
5602325b3f94169b7b68b3dc18015f9f8d113fc934e57833323f762c5bdca4469b491108edca5779bc01d8c4ceab123b0fd2973558699b76b8b2f38771d805ea

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

Filesize
802KB

MD5
c6dd761048d03a2a1a2893eac4561277

SHA1
efd5abf6b4c7a73c8686ae76bbc3a5833ac9577e

SHA256
2b8eaedea3ffea60a2fb2cdabfaa8abe1e7a988a8cd4757779ff038a664da189

SHA512
2fed75930a08cc153d71daf9ebb021f3d6eb68b41243d0b65c548a19f66b1fbadbf5e099d0039f46bae414d1f83e5a3c98fa271df4e25f0a86a0bd9b08521f2a

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
558KB

MD5
dfc2825f38edd8866965e0256f4ed652

SHA1
9b23e2629a64a12246675bb2544447df8d331bd5

SHA256
99129350c03ce7ce46839afa786b58d612859aec3c501e51ff32f4986d4398b8

SHA512
08a67e9f19e1b88006f4cca5bac806e186bb7bdd4ed345666606014c2be3d8b572b50f98986988736a5a4520b93b90c6d7f063dcc2334c3701962035173d1529

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

Filesize
1.0MB

MD5
3c5cfd3d7cbb099ea2767af47713024f

SHA1
b2110d1c6ff0a7d57bb45a217e0c33f73813cebd

SHA256
fb5673b1a5679af4db8a12cf4e204ba477258b3327ab0c36bfc122821428fa1c

SHA512
79b6788342f716ee3d29a89aa1f972ba63efc83b79107a9d644ab732ad7e92e154d6c32a632794a278ce514b20dac4fffa99bc8cedf222bc97b7c946a69819eb

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\libcurl-4.dll

Filesize
691KB

MD5
df14be7b77a329f8f622b034181ff154

SHA1
bf7769b46c3259a182733a6ad05a6db71e774b2c

SHA256
456bcc3b0552a8c9e176c8e7755bf8e2140081731b1f6424653190971600e509

SHA512
b34661ec0aba51947f83302501aba75d0bf421de8d297485f004a21989d4b737051726044d4d3032b9bdd6f291cd17084728c9af38291dd10cf258d7638baf55

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

Filesize
809KB

MD5
12b34a24c8e53c0b4264e8c06cff6967

SHA1
2c2ce52625389ce945333e3029967564c941671b

SHA256
e9f90db0244581851771f77d8a66770ce6252d32a9fff5aa79cfaa8729ef7b97

SHA512
670b1e7fdb1fe25c225fba9cb1081f10052dc078b7da0e8eddc17c42e695e9f8432550ee2d76fcdd7bafe578c8106881f50796656f06c875baa783fb5aeb160c

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

Filesize
909KB

MD5
2c3fb6441cfcf1cf227f7dd96d8c357f

SHA1
3fff1e71053cd2916605cdf926a85680bb85b165

SHA256
40982ecde003f15cdfdf7e1698a26b5bf30f57370c9a4e558c85c2784e685fd4

SHA512
b0b2dd980529c3014a469a8a111923b6311e379dbf443415a7ddbf3c758c482718180d5518cd1777fb6c287a98df97dd2f4f9493fa456265c271bccce25a1ca1

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

Filesize
899KB

MD5
15bf56ba4f21309e1bc1c7d5324e99d8

SHA1
be4d7b3ff16f0859aea309d87c6544f3236dcbc0

SHA256
7ab6290b386b5906b18fdc033adf5f9d689ed3279e0ba70d74b927f4982fbbb6

SHA512
cf46106335e6205f25388c02d28a3b8adf1f63efd52b41b176b9ecaee09f83770c42c454776aa2a20639fb0b21c307a48ce032d6a458d98a4c02fbf94d570ef1

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

Filesize
558KB

MD5
5c59dec13adaec24b3f9413a119640eb

SHA1
1b91521b629133935369830ee096cf8fe8340e04

SHA256
125724c454b7f09018715d4c42ae65bac8e9802127144c9908d082b01fd9a71a

SHA512
5cb6f54c8a7b9fcce3c4340bfb497f76601fae2759c7e41ead48b35751b9685e48cb0079dd65d397e17739120f839a760173b39553ae9ca9c28cf6311169b1ec

Download Submit
memory/1596-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2480-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2480-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3892-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3892-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3892-44-0x00000000010E0000-0x0000000002995000-memory.dmp

Filesize
24.7MB

Download
memory/3892-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-42-0x000000005D8A0000-0x000000005D938000-memory.dmp

Filesize
608KB

Download
memory/3892-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download