73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
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, 06:27

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
1568	b2e.exe
3908	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3908	cpuminer-sse2.exe
3908	cpuminer-sse2.exe
3908	cpuminer-sse2.exe
3908	cpuminer-sse2.exe
3908	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2492-6-0x0000000000400000-0x000000000393A000-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 2492 wrote to memory of 1568	2492	batexe.exe	74
PID 2492 wrote to memory of 1568	2492	batexe.exe	74
PID 2492 wrote to memory of 1568	2492	batexe.exe	74
PID 1568 wrote to memory of 784	1568	b2e.exe	75
PID 1568 wrote to memory of 784	1568	b2e.exe	75
PID 1568 wrote to memory of 784	1568	b2e.exe	75
PID 784 wrote to memory of 3908	784	cmd.exe	78
PID 784 wrote to memory of 3908	784	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:2492
- C:\Users\Admin\AppData\Local\Temp\7ABE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7ABE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7ABE.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:1568
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7C83.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:784
  - - 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:3908

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\7ABE.tmp\b2e.exe

Filesize
10.7MB

MD5
2c1f8f650a98036e275844887d3af784

SHA1
915fd6b54c059eeb0e21e87f1a41f67a47f07d58

SHA256
efff47615d6ff1d145cfc7812d6bd38a70745f58e069e0a4d0fd2ac59b0ca005

SHA512
9ac28d16313bf8ea0e06f3e59bb60227532e1162f0a98d7a2c3c34f00e58e06a21d3c19f77d3f0144b4b7655babeaeb4f31eec99bca456de1e52be9b46126994

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ABE.tmp\b2e.exe

Filesize
10.1MB

MD5
de49a8fd0ffc672f83afbd08815d0499

SHA1
5e18f27d2d6f686a9420b1b315cc93c7a9c24e7e

SHA256
5bd95c7a98befdcfd506a6a7c91bd2f06e23a0c233559372d848e0faef11c413

SHA512
49ac49bd6164aed18e85c24bc3038d2c9b5abd8b4ac8372b7c40f0f5f09ba782376db18594716d6d07faf97a3fd48fc5238787c4d61d376688db4a05876d39fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\7C83.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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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
4.6MB

MD5
1b7079cc6e6d1de819ffc9935440abd7

SHA1
735c9b20b730b88f5c3caceada89bf80c9ff92ac

SHA256
e50ff27552b005935bbf6514043f1e708001545d53b78ee32a4ac27466373712

SHA512
4e7b63294cd91e8ca5b57dbb0bc70caf807a5c781e0d521328298b971ab69665a75815a461df12757a745bbcb2aec1f67285dcedeba509aedba8bf13fef099a7

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

Filesize
6.3MB

MD5
1246f703b228853c16cfdf62aeb8861c

SHA1
ee720ebdbfcf08fa34dda3da71447425de301da0

SHA256
92389870873c91dd61a0a2b9dff4e2ee20958a2261d992ee74947068f09c35cb

SHA512
4602910b6b9b5964273f094c007f4c406a87e90f6e577a23ff08f99c39016591bb1c6cc00d041f5ed79d29ba3ca9d08f7ffe74e17afc017ffc0473db9055ed47

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

Filesize
6.8MB

MD5
7687bd763c25f0a0d8c5ddf77e62704b

SHA1
d8d9886ba60030e853e32cf29e50bf65f7190fac

SHA256
238352d0e6832860622f9d5c589c44905f074afbd1f1fdb90821b07720ceaab7

SHA512
a4c628547bd6a7f7f50756accf2ea755a02e42dfdc0c493423c5b965b0e92a61e457ffee927933be03286bad9f1b067127210237505770fe2441c7ca9eefcc85

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1568-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1568-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2492-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3908-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3908-42-0x0000000051BB0000-0x0000000051C48000-memory.dmp

Filesize
608KB

Download
memory/3908-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3908-44-0x0000000001130000-0x00000000029E5000-memory.dmp

Filesize
24.7MB

Download
memory/3908-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3908-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3908-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3908-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3908-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3908-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3908-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3908-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3908-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download