73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
platform
windows10-1703_x64
resource
win10-20231220-ja
resource tags

arch:x64arch:x86image:win10-20231220-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11-02-2024 19:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
600	b2e.exe
3012	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3012	cpuminer-sse2.exe
3012	cpuminer-sse2.exe
3012	cpuminer-sse2.exe
3012	cpuminer-sse2.exe
3012	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4496-5-0x0000000000400000-0x000000000393A000-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 4496 wrote to memory of 600	4496	batexe.exe	75
PID 4496 wrote to memory of 600	4496	batexe.exe	75
PID 4496 wrote to memory of 600	4496	batexe.exe	75
PID 600 wrote to memory of 3080	600	b2e.exe	76
PID 600 wrote to memory of 3080	600	b2e.exe	76
PID 600 wrote to memory of 3080	600	b2e.exe	76
PID 3080 wrote to memory of 3012	3080	cmd.exe	79
PID 3080 wrote to memory of 3012	3080	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4496
- C:\Users\Admin\AppData\Local\Temp\90E6.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\90E6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\90E6.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:600
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9318.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3080
  - - 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:3012

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\90E6.tmp\b2e.exe

Filesize
8.7MB

MD5
2ff4bcd1facb93bc6967016a3874ca85

SHA1
71ac5e9c30f491f997cabe1955779581d9108bc2

SHA256
e8aa88a7c91b5bc15085acb57ddbafccbde3d4d8658a39f0ae6e292bc32d4887

SHA512
3dd0383a42307a5e8a6d56bf507bd8ac7e6e0f91b66908564910700bb29080a86ae5cb48efe358754ab0501b26b61df25bdfbaa93ce73a7d3fa976d5dbda0dcc

Download Submit
C:\Users\Admin\AppData\Local\Temp\90E6.tmp\b2e.exe

Filesize
9.7MB

MD5
7f2e5a941671d159a07280cb71934b5e

SHA1
62578d3da4d44d45e60ac891dd1a1f48d52e73f9

SHA256
3f25a20e4273678ef5384a9f05dd36979f82b3fdd82e2239aa0af247b31be553

SHA512
90f812679b31cb50961ca7344ac4de8582cc96ee8acb6ee3b7cd2cfef3946d94c183d2be0891ff40f656e87f619284d6b5cc1111f9ff58e2245c8a8e632696bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\9318.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
6.0MB

MD5
c38f309e338fd3d6e1b9b7faa39b14a8

SHA1
9d51a0ede276220563720b2469fd6e625e2277d2

SHA256
dadfdda11e785bbacdfe7d943c5fb338cf9d5381768dfc41743ecd1f787e7eaa

SHA512
aa8f02d55c39d5ed52465e2edf7b90faa4932bcb2116a6bd951d9e661076a19788e29365ea1bdca636fdde84feec2f1167166566679e4bb382bc20cc9fc9962d

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\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
8.8MB

MD5
c506fdc0756e24177f47b538c19d6c91

SHA1
44677f34c1fdd7d94be282c636231880108cf786

SHA256
4a37863f13cfc1bcc963272e140065bf9c14f08fad96d79ed71ff8b87a53455e

SHA512
0dadb44ebcd9cecbb53d19345961513063e6d180656b8e3e61d6ba4f9e205f1ec20b9c6c69747bee76952b3c3e0a3cdfc9a815d58c35eff1ca4add8e42c103b2

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

Filesize
7.3MB

MD5
8474396b9ae4543203bfffd903594c16

SHA1
069e129d48c01a023ee8f2062c2b82449846014a

SHA256
edd09c7c554a744003310c17a5b60309f2fa46da7f64afe9e5dccd15ab9a52d0

SHA512
7908353a471a120cc38ac9980199551baf8d3bf1e7873153654223e516b4df57bcfd8cd9b0ca0e2623d2fac2789980bccc1d83b2c67438bd59037852deb941a7

Download Submit
memory/600-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/600-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3012-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3012-43-0x000000006F0E0000-0x000000006F178000-memory.dmp

Filesize
608KB

Download
memory/3012-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3012-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3012-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4496-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download