73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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
14/02/2024, 07:09

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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
4240	b2e.exe
3940	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3940	cpuminer-sse2.exe
3940	cpuminer-sse2.exe
3940	cpuminer-sse2.exe
3940	cpuminer-sse2.exe
3940	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/912-5-0x0000000000400000-0x000000000393A000-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 912 wrote to memory of 4240	912	batexe.exe	75
PID 912 wrote to memory of 4240	912	batexe.exe	75
PID 912 wrote to memory of 4240	912	batexe.exe	75
PID 4240 wrote to memory of 1304	4240	b2e.exe	76
PID 4240 wrote to memory of 1304	4240	b2e.exe	76
PID 4240 wrote to memory of 1304	4240	b2e.exe	76
PID 1304 wrote to memory of 3940	1304	cmd.exe	79
PID 1304 wrote to memory of 3940	1304	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:912
- C:\Users\Admin\AppData\Local\Temp\98C5.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\98C5.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\98C5.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:4240
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9B27.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1304
  - - 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:3940

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\98C5.tmp\b2e.exe

Filesize
7.8MB

MD5
0c568c04ce0670a46677c85b5bd4d9d6

SHA1
bc09ed9947807a89462ebf465b31c3956b9dae3f

SHA256
26b36a10024cd3a01689479d18f0ad29c472a1fb26ceba7c580c967de7c516ae

SHA512
2edb607fe43e1ff208bbd24f558cabb4419a3996a271f784d5cdf2321ec4a481db68a99e2da8a742468917f96dbfd09beb4a576aabcc37769e7e537e6ebfe9f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\98C5.tmp\b2e.exe

Filesize
9.2MB

MD5
d01de7fde330c0912f6cfa275e8c4bff

SHA1
68288153133e78ff94b7236454a5efb9f62ec82d

SHA256
668f6b90a312a6766f8a28fcb865e0a387f213bf32379b618b6895b2aa4de29d

SHA512
dddb4041b14d8bb6ea34536c75076b193cf724c7de2088c2be4c5fcb04b4cab8ec3f499839616a07e92773f8b30df68f136a6d71c3760bfd936e7ad29652b0fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\9B27.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
1.8MB

MD5
d80b98cad14ab7d8ad49bdea10bf6f78

SHA1
e36f47025de04864ea3233b946593dc46c7588dd

SHA256
87fef499779eccf1270b3f4b1b875f43ef9085178f27475affd5310df78ece4b

SHA512
bc5b18eca17a407e1eb233ebd14921a3150e77362ee337dbdb730fd4462e836553f5eefa6c484e1dadcf52e6fc2683dab7b9e2b2182d9b5fa939e48dbc6a8688

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

Filesize
1.9MB

MD5
5263b3c42459f298245563a378085583

SHA1
8033595357cf0fb205cd2f07211e6dcddbafdb94

SHA256
c9590a9d9c5852277010621562e001f0ae7b86e0da536961370234cc68f55c68

SHA512
88f340b1f64450b01db7892fb1d3a67add59a96823bbe29eecce507ab8767255fa910a89453e988eeb611e6a5db871b97ebc688090fe019638ce4ea5fa431206

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
2.5MB

MD5
d556d2f42952feca6ce9564bc4d61d99

SHA1
7f99cd3752d48b157fb7109c480800baf3414d02

SHA256
5a3db482760efa13421e809b94bd5abcb71cfa3728efaf18a4c6aff5c19b33c4

SHA512
49adfe1503b0c512309ec1363e2217777ec5b8b1af3ffe0d90dd1ed2fef79702bd211a98d9b6d6b425f56238127ed47693b76255ced0a65039534a70a6020db1

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
2.0MB

MD5
ebf2d9ab31b0c64346b79f5dc4eb70db

SHA1
477c983768db542a0ea5a9faee2a799dd145e83b

SHA256
3dfea7ebd2d6f4fda111ddbcfab2a374fb0e720f0d67241ee7da02c6fc881903

SHA512
288b7cac05f142a8060bf276e2bc48accd9ff154246ebf58a056c4105d4fc47392e99d49e6dedf4bd6e1be2a11d1582312412bc308e4d1a3346a846c906bfe83

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

Filesize
1.8MB

MD5
e996171118851ae5747b946f8eecd2b0

SHA1
2ca1dc32df7a1262b535137ad236f120c74ec54e

SHA256
ba435bc42e48b6b6c81d13a3fdaa8fbeac07cfe402ce328698ff07ec847e156e

SHA512
15d5f5fe70d349d14c81b1f618b8b7672b53c377a0af90e6221aab6fa5f7badd0ef0709400050e65c7ae0ddaf90bad06f22ffdd3f10815bf60290f2d6983eb64

Download Submit
memory/912-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3940-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3940-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3940-43-0x00000000536F0000-0x0000000053788000-memory.dmp

Filesize
608KB

Download
memory/3940-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3940-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4240-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4240-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download