73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22/02/2024, 04:11

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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
2160	b2e.exe
4604	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4604	cpuminer-sse2.exe
4604	cpuminer-sse2.exe
4604	cpuminer-sse2.exe
4604	cpuminer-sse2.exe
4604	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2304-6-0x0000000000400000-0x000000000393A000-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 2304 wrote to memory of 2160	2304	batexe.exe	74
PID 2304 wrote to memory of 2160	2304	batexe.exe	74
PID 2304 wrote to memory of 2160	2304	batexe.exe	74
PID 2160 wrote to memory of 3740	2160	b2e.exe	75
PID 2160 wrote to memory of 3740	2160	b2e.exe	75
PID 2160 wrote to memory of 3740	2160	b2e.exe	75
PID 3740 wrote to memory of 4604	3740	cmd.exe	78
PID 3740 wrote to memory of 4604	3740	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:2304
- C:\Users\Admin\AppData\Local\Temp\8993.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8993.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8993.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:2160
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8B58.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3740
  - - 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:4604

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\8993.tmp\b2e.exe

Filesize
179KB

MD5
699c0c181128f71a0cd6c257b040507c

SHA1
d7e55ebb9043de1953eed37115263dff79dffb80

SHA256
4a36c9c81236703e87669deb9d156935107b3ff7175213495a7c3a2c0711a7f6

SHA512
1f67d7ca53a5ef3ab49603c9bfee7c99bf24f6cd3954466602d6db864d93f60ed713e4eca6f10ea9ac16675f6ab4fcfd903c5fc657ccbf85b47a85b761a4440b

Download Submit
C:\Users\Admin\AppData\Local\Temp\8993.tmp\b2e.exe

Filesize
2.6MB

MD5
fe22b1470617301e5fe99a077290884b

SHA1
983f6ba67c0cc4b0c32bf9c86b4c19f079dc0e94

SHA256
805d8ff57c60a8e07ef52c4488655a29874a90f21c5ec7d74b3306f46d19c84c

SHA512
38768f5e04bd296e004f7c4fbfde41778697394831299462da8b689dea5d114a6082cd7e45a45fe757f60490239a241c29b2bf518cdb5db9f169ab1878e83400

Download Submit
C:\Users\Admin\AppData\Local\Temp\8B58.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
1.2MB

MD5
a4e18922ad1567f363eb143ca840be36

SHA1
9e9d4be683414e5c90097c42f29e87b054d60b3e

SHA256
5be2921dc6b3b2b6c4509f6ad297f2f88b537a3f5ffc4e56f35c7d2a7cc9b008

SHA512
485c8e3781a851c9e1f0c17926db0d80c26a14b460aae2d87d359dbe01349b11246da0b13624de352bdc72a00d0ce16aaecac61086e3342faf14993282842fdd

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

Filesize
1.3MB

MD5
089968c960877fedb9b1ec24f6f586f4

SHA1
46acd634a39a1cb825ba073daf06b07bbf1cdbde

SHA256
ea785552f9419d508f74634e7934201b20e0a2f84c10cf13427305ec22586a5f

SHA512
0c17edc468cd78ae513cf8df11d93bc81c780c15a19608821aeca68e8bf6386e42b7404218ce914773063eb2e25b799646b369c6137368024bdc3442eb29b0c1

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

Filesize
927KB

MD5
2b578d5db8133b77c9f8506766642cc7

SHA1
b7fc4eb1345dca27018e55bc992b77981ae0332c

SHA256
4695afbc331714cd2b030e8ca7a17200f99817c615be84de0bbfaa9861ef1539

SHA512
873fb74878b9f4afa5299a605b876b17582299f747cecc374c00c72a11da2e2b0b04c3c169984bfb091d4a2c653668ee307e3595d050016d5c6d6966b231b400

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
1.5MB

MD5
186a56f42ecc36d4313358f9b060e046

SHA1
b10236d7ce369cf221d2873472ab5c5303d5223b

SHA256
f34b9d587a09b1e605eaefdb1952413e0f2f4dc29de22efd78f6217d7d192679

SHA512
28447014df6cc77e9e9da477e5b58b85a4c06d0c0c38b6927bbd8c213ffdcb90b3d55fa6c91859d942ec50ec4ff46a55ddd207feddc2cc97a15f748a6782148a

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

Filesize
1.2MB

MD5
6b7343366a547101a32ef5209b751931

SHA1
58c195922a795a5a63c2da5ba9fdab808bd3c007

SHA256
bcd650cdcc6e3d55344160eca6a510230d12fa6d27fb6fe4ed2883e29231f467

SHA512
01ba6bdfa100992fd6d881592efce0dde6b8e135e2833ba1ed0501689a4cf4be49ff69c7232cfb13a59e1297f3169e253db084ce939553f315bc91649543fab9

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2160-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2160-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2304-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4604-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4604-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4604-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-44-0x0000000000F60000-0x0000000002815000-memory.dmp

Filesize
24.7MB

Download
memory/4604-43-0x000000006E140000-0x000000006E1D8000-memory.dmp

Filesize
608KB

Download
memory/4604-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4604-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download