73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
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, 05:33

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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
3208	b2e.exe
4316	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4316	cpuminer-sse2.exe
4316	cpuminer-sse2.exe
4316	cpuminer-sse2.exe
4316	cpuminer-sse2.exe
4316	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4216-6-0x0000000000400000-0x000000000393A000-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 4216 wrote to memory of 3208	4216	batexe.exe	74
PID 4216 wrote to memory of 3208	4216	batexe.exe	74
PID 4216 wrote to memory of 3208	4216	batexe.exe	74
PID 3208 wrote to memory of 512	3208	b2e.exe	75
PID 3208 wrote to memory of 512	3208	b2e.exe	75
PID 3208 wrote to memory of 512	3208	b2e.exe	75
PID 512 wrote to memory of 4316	512	cmd.exe	78
PID 512 wrote to memory of 4316	512	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:4216
- C:\Users\Admin\AppData\Local\Temp\8D8A.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8D8A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8D8A.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:3208
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8F8E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:512
  - - 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:4316

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\8D8A.tmp\b2e.exe

Filesize
5.8MB

MD5
b59b39759f0b5d484cce5d1eb52532e1

SHA1
b43ec3afd66ebfb8cdaa91b3e1535da063415edf

SHA256
26af10f87d8f7b90cb0cdf5fe7b3a3c1537aa46f1a1facc6f4c033d8f3a42c89

SHA512
9a3e47dccc06f386f1127fc376bf22b901689987eb5add424baf936a04afec2e4815be1a972a0e7630e4087288716dfb1844590658b420e8562e45ef880a8d1e

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D8A.tmp\b2e.exe

Filesize
5.9MB

MD5
0ba139819893af9b55f205055478067b

SHA1
8abd24ab9f361e12edbab8361695cf245166aa2a

SHA256
a5e536070e39b870d6bdcda75dad5c75211dac99292ffd4f176e5ac6af6e66ed

SHA512
53a09f67a7e45a75e2b92ec10e2402141f0fda14c7e92b06fc47f87897236e7d907102074abac31a4fcc5664498e1855a8c2a2c30bb176680f4b3e0e2d9321af

Download Submit
C:\Users\Admin\AppData\Local\Temp\8F8E.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
ee3a1e6c7f3902d3953e5c22c48a09a5

SHA1
05419f3f189ebd19c97b2cce0e5ce1146a215349

SHA256
c8a4a3ad7abd8382ab0d7d54e496b5b8b35cf6f332c0ff8f2e7ea4d62b6a5419

SHA512
91d6d8577e3da46814c5a7410632dc7efea4dbfccd750ec8512e5bb30013f0133ed4a2a4be96d50987895f018ba315645bc18cb7be7e71a0f211d6e01a34e17b

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\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
2.4MB

MD5
ff1edaa649ac45db184a814f3342b4e4

SHA1
7e3db0b9b8b38d611b4864d3bcf0f20408b00bff

SHA256
7708ebd5892a29f2e6bbf62939bfd558ff18d8de28595be5c727cee4e804ddf7

SHA512
19cee12af0da0972b7b244703c4f2f7b87c9a36fcb08db04860d303744f630dbefc5ba8c5b35b64385cc703689551cf845cb18333c699910aedc2ba0bb0b034b

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\libstdc++-6.dll

Filesize
3.9MB

MD5
f863125bd719d4cc827892cc95aa443a

SHA1
86e318dab7210eb8f7a8bdb91f01d9067dae3edb

SHA256
8a0830b9f710a422d6e7f8e803678e6263bc2a4ba2846627ef165201dc5e5722

SHA512
2c68eeaa9930c7543d7f83e585a5e0e2a1cf637da47481877428e83df077fd6ce0fcef2fdcdf23d1da93643e37bc149ff819d570691184e5504dc289195ed0ca

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

Filesize
2.5MB

MD5
ab66133c70e77ce69df1e141ffd9e2af

SHA1
59d271a85f2f97c7a9ca62e40df4f083980afaa3

SHA256
758bc6251fce720259a56020d5e43f81eeafd608683ee2833982c75316f14000

SHA512
8731fad42b7aefd77b18421329f8da66567bad0e4eaf59abe083f1ff76d8f8d24c1a7f14f070aead0f35703475e50ebb379a9a807b4e36b98570ef7d01cd9bf5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3208-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3208-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4216-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4316-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4316-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-43-0x00000000550B0000-0x0000000055148000-memory.dmp

Filesize
608KB

Download
memory/4316-44-0x0000000001020000-0x00000000028D5000-memory.dmp

Filesize
24.7MB

Download
memory/4316-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4316-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download