73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
platform
windows10-1703_x64
resource
win10-20231220-ja
resource tags

arch:x64arch:x86image:win10-20231220-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 11:38

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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
4776	b2e.exe
2152	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2152	cpuminer-sse2.exe
2152	cpuminer-sse2.exe
2152	cpuminer-sse2.exe
2152	cpuminer-sse2.exe
2152	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/220-4-0x0000000000400000-0x000000000393A000-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 220 wrote to memory of 4776	220	batexe.exe	75
PID 220 wrote to memory of 4776	220	batexe.exe	75
PID 220 wrote to memory of 4776	220	batexe.exe	75
PID 4776 wrote to memory of 216	4776	b2e.exe	76
PID 4776 wrote to memory of 216	4776	b2e.exe	76
PID 4776 wrote to memory of 216	4776	b2e.exe	76
PID 216 wrote to memory of 2152	216	cmd.exe	79
PID 216 wrote to memory of 2152	216	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:220
- C:\Users\Admin\AppData\Local\Temp\98A6.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\98A6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\98A6.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:4776
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9B07.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:216
  - - 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:2152

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\98A6.tmp\b2e.exe

Filesize
10.1MB

MD5
0bb027e79fd3a3a15231fc456af0996d

SHA1
76bbfdeb6472a8dd30c672043c58a4c9c74062fd

SHA256
ab1029dc04f8c8125f4fe23a1a12ee4ea0812d4ceb2aebab13907ffc2791e693

SHA512
1409bea5af0220f3462be616afe8dd5849e945fedcbeb738d70e60820ac04f9df1215717d65bd84c3beeeb560447eefdd43743e1792e6709d726d645979146b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\98A6.tmp\b2e.exe

Filesize
10.4MB

MD5
8af67440e2827696e43b2507ca2bd2c8

SHA1
e14e3e6a25c41cd64c9c92d5cdfb0256da137cd2

SHA256
c89e70a40e2f393e7f381eb94d6ceed42d8d1546c0dbd848a10a026f780593af

SHA512
4e30464279d303e2eb74e3cf21bd79751e51aceb248f72fee668db147df57408bc99320c4da2ef96b190153b878e6c981f0499e6b936cf6105061cfbc28502d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\9B07.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
5.8MB

MD5
738ef3d854bb9ef189c10060a827a788

SHA1
023f75f2e5e2d91ff1db0087315b942be5ade9dd

SHA256
bca7fc2ff70c5b60d35e75a90ef04ccd78367afd0dfaa0df587e7673526bfd7a

SHA512
c8cda657c62740cd99548c3f55bb27130e2f0691e1275a7a9af84807c27a96f0a95b0a51952ba7216b885a576c69d366bc6798dd1aa54bea35f04cf85deb94e3

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

Filesize
6.1MB

MD5
2a38a5e94504528c42954004601baa6e

SHA1
047d6029d619c24a73f57ac3db38e8fbfa7bc2cb

SHA256
036162a00f3ad1a5198801f9d5a85727077aae43bfccb24bb2920d2ffbadfcd2

SHA512
73761be492f5969b3e00952a2dbafd09dd78b803acd07df20da90907638de4dbd72800368c6b6f3f9a05c68303e4e6b3773485c8bc6ba6e8af2aa71a7aaf0420

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

Filesize
6.0MB

MD5
c666ce2341caa8d067b1d7f42c79d8fe

SHA1
1c29580e8f245dd30b9c84f5aa9693bda31cb260

SHA256
223c4eb3e01fa6b718991e2b7a02f5dbf4a157f1e30b1cbac8e932bd6269b39e

SHA512
5d8e69cc3ea95147fd4614442bb8fcc9a7c270002ed9207da0e7ec6e916a27660b31e5ac8d58088d8d581fb1d68c2bee4971a5f51dfc9cf026dad791cae76da2

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/220-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2152-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2152-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2152-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-43-0x0000000059A30000-0x0000000059AC8000-memory.dmp

Filesize
608KB

Download
memory/2152-44-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/2152-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2152-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4776-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4776-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download