73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
305s
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, 15:59

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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
2784	b2e.exe
4984	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4984	cpuminer-sse2.exe
4984	cpuminer-sse2.exe
4984	cpuminer-sse2.exe
4984	cpuminer-sse2.exe
4984	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3260-5-0x0000000000400000-0x000000000393A000-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 3260 wrote to memory of 2784	3260	batexe.exe	73
PID 3260 wrote to memory of 2784	3260	batexe.exe	73
PID 3260 wrote to memory of 2784	3260	batexe.exe	73
PID 2784 wrote to memory of 2644	2784	b2e.exe	74
PID 2784 wrote to memory of 2644	2784	b2e.exe	74
PID 2784 wrote to memory of 2644	2784	b2e.exe	74
PID 2644 wrote to memory of 4984	2644	cmd.exe	77
PID 2644 wrote to memory of 4984	2644	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:3260
- C:\Users\Admin\AppData\Local\Temp\C062.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C062.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C062.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:2784
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C553.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2644
  - - 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:4984

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\C062.tmp\b2e.exe

Filesize
8.6MB

MD5
c5e9d2ed39295fbb819f11eb85a3c9bc

SHA1
3a8129b95c5c33b6a05d79fcb1732cda396014bb

SHA256
0a444f5068c47cb16bec533642f1dd916b8bbccb24f68cc4f349e1e81da262a2

SHA512
91f7cfa52c174ebf53b1bd7027dfb002f21c344e6d25f6591a64f5dc38eac61aaf5a06bea2c137d0f6f402e8b7f38bdc7071882913b6822681bd5d1c1fac176f

Download Submit
C:\Users\Admin\AppData\Local\Temp\C062.tmp\b2e.exe

Filesize
9.4MB

MD5
59834aa83be9c8912ad22c30fa549072

SHA1
3d8477a999b23c43d140818053a35fcf3fac993e

SHA256
8203912443c5f5c899e14ef4d49a758c3305023df986d7c0c82af35516571a50

SHA512
568d49f42bddb91eeed46490821d246e53766885f9f9912f987ba513ab3588cc00e7ee83a02607931a3ec4ca87dbe3a571cbc903568b0965677d530221f93531

Download Submit
C:\Users\Admin\AppData\Local\Temp\C553.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
768KB

MD5
7511ee8c66d17030a4f24226caa425c7

SHA1
aa5bb6b2306f01ac82133f54ec36ca2491fb1911

SHA256
e9ad1acfa96a3be152713809498617dacb74878ed3ac3ed4e5b1455cf1fa5ac5

SHA512
4838197b397552aa7c22ca54d27ec420df0629689e111c40068480f5e37879bfbc89c84245ae8b0a6b4a16ee7d75197403153151eccbbe468b252f508e8466ac

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

Filesize
128KB

MD5
87bb74a6790018700645a8310bb9a32a

SHA1
b0e3e91efa12e0df5ed4538d3b549ab5d9f6c16b

SHA256
ee6a846f1dcf082d5216bf314e65e1428af13ce54dfaaeb371d1c54f330c5298

SHA512
702e12a0858a1dd987d6a761f0ddc88fee9bce38be3d71f8c9be3fecc8cc6e88763967140f83caf4f2e10109ab95b811bb70bc70ff0b5cce8f0f32713ad3683b

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
64KB

MD5
e98583e2f3157ea2561f40a91a79b195

SHA1
770932f48dbea7a78a3b21e3df65e329a27313ff

SHA256
f6b3de2ac1e9c449daf82a3bd6fa52d2ed60e73e8cdd25d5d2194586a8d10de2

SHA512
cfa97067447a389dc5439dc42ca467f97947fa7010314cad0b99655688361721720bb33e34a1c7b22c93d807327b756109f63d15a40df5aaec620b0d0e1acc7f

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
42KB

MD5
5336e65b1909dcaf75b82677e9e17d68

SHA1
8f3c3b512ab1825626dd8695030855274d524717

SHA256
9913ae3652d6837ec4851a249858cd9fa472adcd773ca17e407b6813be6f11e2

SHA512
6905bb8d96402ef1c9ff383436e5c7c3e148919e55a50de01f7ae115990993b1e45ab9d5ff08f54484dcfd483c1c4bca6b50a89a5844e47afb803145fc93c05e

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

Filesize
5.1MB

MD5
981e3dce90d68373aafd61daf1feb243

SHA1
e0a445d4bbbc1ff91a37050d6e49488daf89caf3

SHA256
8c881e7472267382b2612c06802c8779079e555712090540415df13903dfc23d

SHA512
67542a7a51426742f47c446dc18396a4382ebddb54621dadd45ae197977654cea4e9dd7ad642c12db09b9fac8111e0fa63cc34af3638357ec50d05bc4e6f1fb9

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

Filesize
14KB

MD5
5c37dcf3e37dbc99177c5bcf977be61c

SHA1
44b8d5a15e30792b04ebbcd38b18779b66b5c07e

SHA256
29d05cc85bfba5e047fa07d67fd4832259ed2cd8e651e1d0719d6d1fe4ab1c5c

SHA512
7653829956b1e040b59d78d1b8d3efae81a65c906be1a5538d0ec6167af3fce5f0cfeaa506290d3ab23d192ff971a408c5b4a74736c83ba3ee9e6faa6b611d7d

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

Filesize
64KB

MD5
6cccf65bd7d7ff5b53aeb882e15c462c

SHA1
a9822b63ad70c6085ed1deda0fbe4bc5fe555f3d

SHA256
1379cd6111c2c37cf16f2dd9b325118513e85c35543ba45e79deb504dd4c01d2

SHA512
c174b5f8615131c2b86c57aee166744ee1fe02ff7c916195f2fde06684f467545a3fa4f88083335e2045d12727d774279dc8672ec352de3095b729aa5d1dedcb

Download Submit
memory/2784-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2784-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3260-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4984-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4984-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-42-0x0000000072DA0000-0x0000000072E38000-memory.dmp

Filesize
608KB

Download
memory/4984-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4984-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4984-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download