73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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, 12:05

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
2796	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/2172-6-0x0000000000400000-0x000000000393A000-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 2172 wrote to memory of 2796	2172	batexe.exe	74
PID 2172 wrote to memory of 2796	2172	batexe.exe	74
PID 2172 wrote to memory of 2796	2172	batexe.exe	74
PID 2796 wrote to memory of 4836	2796	b2e.exe	75
PID 2796 wrote to memory of 4836	2796	b2e.exe	75
PID 2796 wrote to memory of 4836	2796	b2e.exe	75
PID 4836 wrote to memory of 3012	4836	cmd.exe	78
PID 4836 wrote to memory of 3012	4836	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:2172
- C:\Users\Admin\AppData\Local\Temp\91E0.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\91E0.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\91E0.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:2796
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9395.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4836
  - - 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\91E0.tmp\b2e.exe

Filesize
20.9MB

MD5
9ce1b87a22eb429d1f20e94f0ef42e10

SHA1
e0a4a50550764d9f115b2a47f8b1d9366df1f0e1

SHA256
490cc8baecf78391b71939da8c215d3e8f8a50f638c894b535d70f80edfbd2e9

SHA512
f1024954c0c495bd6aaed4e2e1186062d887023c03b87e86cb2671f64a5f054926af42623356a3a0f4d7a779f785fcd5e5a1383cf5d3d159faf91e563b7597bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\91E0.tmp\b2e.exe

Filesize
15.9MB

MD5
ce61abcaa614868f6ff182d953244133

SHA1
260ccc0f006b52f839819630cd3ee1fb749e5e5f

SHA256
6bb3dc38eedf6dc1d9529c007cf1298fafa04a869d18a90696c0f61ca89be61d

SHA512
26a8daa40a761c5d0dad36f8194dddedebc45f8c6bd21a367a597fc038d025390911884de4ec15df5ed80a7fd167b880f83362dc46d860c44262094ca5e065d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\9395.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\libstdc++-6.dll

Filesize
3.1MB

MD5
d292b85125d9095041b5c5e75c655f53

SHA1
2680949995b87140319b103dc792e8f6e04e4263

SHA256
a632680fe702f1203d6cdb80b4f9f639093534f8d63115c2a31771877d4091b0

SHA512
1009f7e80bc8fa19712cd235a91ce07c7a06e2a2d23548604dc4c1a0f75d5036e420599e46d193bef309efebc6e8d03897177db5a41ab719d2665b6d56d15d18

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
3.0MB

MD5
942c763b3a37d918cafe75963c71a01d

SHA1
1d2aa76830827d668f0881bf6d960c43cb2e47ef

SHA256
8f72ecfe0921f6c6a4f9a08842c1dce29f38ca7f49066ab7af46319d61307a19

SHA512
3745027ab29fa5a9efb7feed5389d9b6c846012c91732291220988c2fe8eef1449f5637c8c749cd4a1d02740f3ccfacf9e58250b873f2eb7f3a49537fd18cfc1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2172-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2796-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2796-51-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3012-43-0x000000006FC40000-0x00000000714F5000-memory.dmp

Filesize
24.7MB

Download
memory/3012-62-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-41-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-44-0x0000000000870000-0x000000000092C000-memory.dmp

Filesize
752KB

Download
memory/3012-45-0x000000005A600000-0x000000005A698000-memory.dmp

Filesize
608KB

Download
memory/3012-46-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-38-0x0000000000870000-0x000000000092C000-memory.dmp

Filesize
752KB

Download
memory/3012-52-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-57-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3012-67-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-72-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-77-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-82-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-87-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-92-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-97-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3012-102-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download