73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
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, 11:19

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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
32	b2e.exe
3804	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3804	cpuminer-sse2.exe
3804	cpuminer-sse2.exe
3804	cpuminer-sse2.exe
3804	cpuminer-sse2.exe
3804	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3240-6-0x0000000000400000-0x000000000393A000-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 3240 wrote to memory of 32	3240	batexe.exe	74
PID 3240 wrote to memory of 32	3240	batexe.exe	74
PID 3240 wrote to memory of 32	3240	batexe.exe	74
PID 32 wrote to memory of 2348	32	b2e.exe	75
PID 32 wrote to memory of 2348	32	b2e.exe	75
PID 32 wrote to memory of 2348	32	b2e.exe	75
PID 2348 wrote to memory of 3804	2348	cmd.exe	78
PID 2348 wrote to memory of 3804	2348	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:3240
- C:\Users\Admin\AppData\Local\Temp\947F.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\947F.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\947F.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:32
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\975E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2348
  - - 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:3804

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\947F.tmp\b2e.exe

Filesize
3.7MB

MD5
1159e61025af4499c4aee245391fbaa7

SHA1
6941af22b356ba5b630cd97791029006a9ac5fa4

SHA256
09acfb4f01e9780934a8a94c5fc693816d92723dbcad062494742a9d0168ce8e

SHA512
4413550ea82a8f3ffccb42094a208abfc0c4b033e646e7766ed6610e82eadceec6961af17c5302770a3cfa7185b72e9170a0f21de157628c4f7303cb03c452bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\947F.tmp\b2e.exe

Filesize
5.2MB

MD5
13015dfa459e1048325f8581f5d46054

SHA1
6f6984c9d862d72be22acfca329d88e5544ff4ba

SHA256
5ba4ce2c5f0c79c07e41fbeb186521335ae060de242c49ce54feb64ff973a696

SHA512
46ef05875d1a71097f80d15a5f4db2e9d1447b5505265eca3c17972fd6974afd15387b045856a26f799fd7d2009ae250a11083fcda1ff864fd2fdc1be5002695

Download Submit
C:\Users\Admin\AppData\Local\Temp\975E.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
3.6MB

MD5
8f0c4044744bac0a2179206450e267ee

SHA1
93867896e3e4331b61bd2f9ccf8c7ea81c798258

SHA256
012dcf7dfd7e112d772cf5cef82a453f376f1ab4ba4277bf3dd56594976f5aff

SHA512
4a18eebdcccd5a54eebd7f48214076436cfd5a7d8306cb72b8379961772877132c6d9a3d96a986b7e734973b5c5e9e1b83383d300c4403422c2ccc1a7a27cb5e

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
3.6MB

MD5
c338758769bb33e7ba11a6bd6cc4db52

SHA1
2b405dcd1a16524dfa861c5d59c4de554328f928

SHA256
3469a1d56fc1b19ead20351caf8496a5ef91105c101d9e704ba2cd5705b4c3ae

SHA512
35831be5d43704add5467c91fe622d81f484c6e878712f24af26db61110f926cee45b5cd60a7059ca755f03e85cb8d4c79bb3f4628c110a3092ef844a40e9630

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

Filesize
2.9MB

MD5
afcc372a40d3f537bcadf0fa36b288b8

SHA1
85b53bc08de8030eb3cfc388586c14c9806c0b74

SHA256
a51af613d8c781cc40197f99717cdcbd0ce71c9486641ed55354e50b7fb9dcc8

SHA512
2eac6f54f1055bff3e032a18d94056d484ff702b80d9ff3ba29c3aed67511f960cf2c860bb8df9818ab73f29e70a2b0914b2a4f1e19986fbc02ce8f74887c743

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/32-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/32-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3240-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3804-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-43-0x000000005EAE0000-0x000000005EB78000-memory.dmp

Filesize
608KB

Download
memory/3804-44-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/3804-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3804-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3804-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3804-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download