73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
298s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 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
4916	b2e.exe
2016	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2016	cpuminer-sse2.exe
2016	cpuminer-sse2.exe
2016	cpuminer-sse2.exe
2016	cpuminer-sse2.exe
2016	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/168-6-0x0000000000400000-0x000000000393A000-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 168 wrote to memory of 4916	168	batexe.exe	74
PID 168 wrote to memory of 4916	168	batexe.exe	74
PID 168 wrote to memory of 4916	168	batexe.exe	74
PID 4916 wrote to memory of 4344	4916	b2e.exe	75
PID 4916 wrote to memory of 4344	4916	b2e.exe	75
PID 4916 wrote to memory of 4344	4916	b2e.exe	75
PID 4344 wrote to memory of 2016	4344	cmd.exe	78
PID 4344 wrote to memory of 2016	4344	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:168
- C:\Users\Admin\AppData\Local\Temp\8D6B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8D6B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8D6B.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:4916
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8F8E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4344
  - - 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:2016

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\8D6B.tmp\b2e.exe

Filesize
15.2MB

MD5
22a91cfd1f4093ef62111265d338a344

SHA1
2ab21b380232283bd1ed18e6207887597079bc0d

SHA256
5e2e4941919c3e5390ef42ed60e3f1e2cd1fa5a908a5f9ce4f1619702460ebe5

SHA512
9e4b151c03bbd70ade4b1859ed926cfe20ac2a577982c776896a27dc6fe1f5b5e3d9dbe35e9147cae4e753546ed55f5cccefb1c3759b393392ce964d2255dde2

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D6B.tmp\b2e.exe

Filesize
20.7MB

MD5
3a77c7fd30a9127d8d160502d6d4403f

SHA1
2a708b43dc5474279dc46f4be02922c1240913f4

SHA256
16123096b85227e624749a71048143562bb6890a794c3f404e108bc906f392a4

SHA512
8d010fc5f653cfb17699b6664cd4d97418741fcf5b99e7fbb864cff99a2f28f5df4a7928edf057b3e39db31e2328097f720f6e858f6a17eb073d05e731722d0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\8F8E.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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
7.0MB

MD5
e688782ed850945d71dc1be42682127d

SHA1
14c65684154efe5a56e1fa3aad2a7673effa2f0a

SHA256
f7371ede8d46abfbc5a5d11963e71e7923ac6a6f08e28b5d29e3b799cd547ce8

SHA512
da9f00b01c6b1a485e8af0cc600bac6d7b295694ce59754972d079d137c606b34b6cbaf3e9bcc0b97bd0ff7a36de0e4b921e447d18fa28036190c177a363d295

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\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
8.1MB

MD5
b001df57d9209222a88589930f66dd35

SHA1
12161c7a7bbf6fce4275a68ef4a251d88db25103

SHA256
c6e390db6cb09ec63f31c4a9b1d3f338f072d58ea050e249b77a15e125a312de

SHA512
aea6652dfd3b6d833459a0d0f60e4d919dc007db9aea68283d7fb60b17195dabb99b2049ced7098ec37d315795c0b255233511ab72795ce9735d5e04f88c8e69

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

Filesize
7.4MB

MD5
3c42625e116fc976d76acc6e7cfdcc41

SHA1
a8af0918998a88e0de7e7e4eafe5152cf816deaa

SHA256
98052d5b13983692593771f97d97d38398936266f42e564d99ece88163243c9d

SHA512
8f928a02e0fc68d7c795db0288642ad5aecfe2d5a2b0cb366c06b14a7a858d146ee5a1e0e3dd8ff2dea7bb8f47322b975d337923b3addb94ffadbe95c6fa623d

Download Submit
memory/168-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2016-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2016-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2016-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-43-0x0000000051150000-0x00000000511E8000-memory.dmp

Filesize
608KB

Download
memory/2016-44-0x0000000001150000-0x0000000002A05000-memory.dmp

Filesize
24.7MB

Download
memory/2016-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2016-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4916-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4916-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download