73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
305s
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, 03:18

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
4636	b2e.exe
3984	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3984	cpuminer-sse2.exe
3984	cpuminer-sse2.exe
3984	cpuminer-sse2.exe
3984	cpuminer-sse2.exe
3984	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2560-6-0x0000000000400000-0x000000000393A000-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 2560 wrote to memory of 4636	2560	batexe.exe	74
PID 2560 wrote to memory of 4636	2560	batexe.exe	74
PID 2560 wrote to memory of 4636	2560	batexe.exe	74
PID 4636 wrote to memory of 592	4636	b2e.exe	75
PID 4636 wrote to memory of 592	4636	b2e.exe	75
PID 4636 wrote to memory of 592	4636	b2e.exe	75
PID 592 wrote to memory of 3984	592	cmd.exe	78
PID 592 wrote to memory of 3984	592	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:2560
- C:\Users\Admin\AppData\Local\Temp\A1FD.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A1FD.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A1FD.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:4636
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A613.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:592
  - - 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:3984

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\A1FD.tmp\b2e.exe

Filesize
2.7MB

MD5
8bf8f5c9d34334938bf32fc15bc9404d

SHA1
fc6b04c193ad23f74ea2a395d67fabfd9ac4aeae

SHA256
176555a7e230054dfb5acb067e8b9306657c5c574f903e67fec1ffe8ecd0a372

SHA512
47658beffb531e00acbd6e1949d549fc8a936f8af46020fb94f6664bac9d153137fdbd2a9b8fb0a5747a06810949cada5de0a014bfcb1928819904c906293dce

Download Submit
C:\Users\Admin\AppData\Local\Temp\A1FD.tmp\b2e.exe

Filesize
1.8MB

MD5
f51fe7ed64e17eb639e2b77a503596fc

SHA1
9de36c8a5bd8a21c006aabe8c222294852a802f1

SHA256
706fdab761081f7c0cbe20066009c226b25636178215be354891409ae09eecc7

SHA512
ffd4c6f3d081da80edc1bdcc52052d9965c854f7f4fe83e655da803a0fc5f9c261219ec8e12b45ba432cec0d740d314e2be5700a592e581b9f057bccfe516fca

Download Submit
C:\Users\Admin\AppData\Local\Temp\A613.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\libstdc++-6.dll

Filesize
6.2MB

MD5
4f5ee8a6f2da1464a7c382de56b6d5f7

SHA1
bccadf42089cecbb71f3cfdcd3762f176f04383c

SHA256
475b67eade2953d23dceb873c624e8c25144ce0e9700a9c03ab2782b52566552

SHA512
04462ecc02a8422c577791088da49cb2b5a77ffcdbdb7887210ee39b0afe490f2e3c2e0758da6bfb1389c82f1ef602f0ce9465ceef74d5b666d997e53707150a

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\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
7.4MB

MD5
a278ab7f08f5ac64358de22bf1c44adf

SHA1
726e78e0f0db6b2d832d4abdbaa8b71b31a50994

SHA256
776a269e11cc3916ce822a24ddd81b5fa5d1fe892c520047b86ce1994fcd8ab7

SHA512
aabaaf7819c8d588b29643fc40151cbd4b5e815c52838c44e7208a421fd1e1146f75a8ed68f4168811d141fc5bda9596b2fb34af2da6bf5b799a59887556d3de

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

Filesize
4.8MB

MD5
861814b5d5273c0f6a714a620844935d

SHA1
490536b56a983e2dfaf45eed5ebace6724a465b8

SHA256
0861cf5f0df752002d30be2f37b1dce7c628e2f1ce18de03bbd372a80edab3d3

SHA512
f83552309eb679749e2a19e46ce236f178172f7c6d964155b7e8bf848176809e609922651ead288aad8bed579ae64518c25ec503a29178cbd9dee2a33bf5154e

Download Submit
memory/2560-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3984-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3984-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3984-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3984-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3984-43-0x0000000067BF0000-0x0000000067C88000-memory.dmp

Filesize
608KB

Download
memory/3984-44-0x0000000001080000-0x0000000002935000-memory.dmp

Filesize
24.7MB

Download
memory/3984-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3984-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3984-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3984-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3984-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3984-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3984-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4636-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4636-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download