73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
296s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19/02/2024, 16:38

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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
4804	b2e.exe
4848	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4848	cpuminer-sse2.exe
4848	cpuminer-sse2.exe
4848	cpuminer-sse2.exe
4848	cpuminer-sse2.exe
4848	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3144-4-0x0000000000400000-0x000000000393A000-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 3144 wrote to memory of 4804	3144	batexe.exe	76
PID 3144 wrote to memory of 4804	3144	batexe.exe	76
PID 3144 wrote to memory of 4804	3144	batexe.exe	76
PID 4804 wrote to memory of 4340	4804	b2e.exe	77
PID 4804 wrote to memory of 4340	4804	b2e.exe	77
PID 4804 wrote to memory of 4340	4804	b2e.exe	77
PID 4340 wrote to memory of 4848	4340	cmd.exe	80
PID 4340 wrote to memory of 4848	4340	cmd.exe	80

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3144
- C:\Users\Admin\AppData\Local\Temp\98B6.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\98B6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\98B6.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:4804
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9B17.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4340
  - - 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:4848

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\98B6.tmp\b2e.exe

Filesize
7.2MB

MD5
74c2e047753aae976d260d83bbf62676

SHA1
af2ff87a23e2940de2258b785faa76508c93c123

SHA256
826411201aec1c9b9b56f80a477777c2eb3866888e99e9c9d12db630071e7a50

SHA512
b84f777ef3d41fc01b99b6b532540a375d99513837f684f92572bc1ac5191000c14c92929bdcd5513bb3c91d9383700eba99649d6aa823e8ff2b09da057d3b0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\98B6.tmp\b2e.exe

Filesize
9.6MB

MD5
b040b616665ab19474313141578c5dbb

SHA1
c6a236d60457f620abccc75af2ea06e6ae0afffa

SHA256
859691b8507279e5caa04a02257391e49511fac78eeaff4cc4d110d66df2cc6e

SHA512
44e68b9c9d791ac70140ccf09718a372a25f5d0b973673defab1d9eb6cc83dde46f68f6653eeb5343e73484e6d042c3e56dab14ed000d321da289236cb3f8f65

Download Submit
C:\Users\Admin\AppData\Local\Temp\9B17.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
1.9MB

MD5
827e8d26b36b7574a2bf14459a3eda77

SHA1
4ac43a7fa826db1d6c98af0af8f628aa4b48cb62

SHA256
36ff800afe8285205fd55018ed1f0108e4bc41f2636921d7153eac4a3696a688

SHA512
28f20c8ed5260ad38a2523f03d88fc99044f6d864b30e4324d94547024aab8bd3619c68fd85e482179292bec1049bebda7816d6c6b560e828e11bd3da1d07c0a

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

Filesize
1.7MB

MD5
65b81bcde2f76e4c741bb0679c6c0312

SHA1
e0a8c084250e95756e0b4aa6111e3a7fdf4a9332

SHA256
849a3729400e37a3f3c6d98a0f94ae6ba6af277ef2ac121836f2fc6e617c9fa2

SHA512
a0d1a06e2bd4d1f9b0937fc8d7366e75c88c56a64e08b9571997cb219f1bdfa14ff17e6188bc1cc79bcb8c4008fc14f5d976e8d70ea5cb6e25c42129cd104e61

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
3.7MB

MD5
ccc85b5562c8876f2aa6d54eb253c8ce

SHA1
c8ca2f3e5c383758fcb174542bbe2469a9fb331e

SHA256
9af27ee0b850504d2c6c8e3eaaf416c395cab925dd7c16c60d5833505ac16e20

SHA512
cba669671a568917b977e3cf0ca224566e5eadf9918e5aca77122568752f675fb04ddc8e325cee57c800ab9445b0f233b8732683c142a636468a99ef780d4452

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
2.1MB

MD5
4966bf44ece5e87ceb31abcef23d517f

SHA1
f1d8807816e6e1b6e768435a75f5a42f694c9b0e

SHA256
8d3318b551b46e32d19a3feebfa1ea4f85ba7829739edf90a67bd13832619bf6

SHA512
995a6129ec51d0be88902aef324abcc4d9e484d586129207c853737e3b45439bf72f94bd1130a67168604be0437e8ac66f30b8c7bdb1e0b6af0ae85898893688

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

Filesize
1.9MB

MD5
be2662769d232752895742d18eda23ea

SHA1
08ce559276953ac3ac0f041ed53f8d094b9ba3e0

SHA256
f37f7b831f830672f8cbee96de0b91c295af326c680bb76b04a5899403c3a1da

SHA512
675b2b0daa4e55a8ca97dcd4724eb2db8e12b9d5ad1b93655cab688e460930f04891312fd90fc631c5061117c95229cd68d2c2ffe95d48fdb8eb58449aed2c80

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3144-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4804-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4804-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4848-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4848-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-43-0x000000006E860000-0x000000006E8F8000-memory.dmp

Filesize
608KB

Download
memory/4848-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4848-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4848-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4848-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download