73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21-02-2024 23:57

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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
4092	b2e.exe
3128	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2196-6-0x0000000000400000-0x000000000393A000-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 2196 wrote to memory of 4092	2196	batexe.exe	73
PID 2196 wrote to memory of 4092	2196	batexe.exe	73
PID 2196 wrote to memory of 4092	2196	batexe.exe	73
PID 4092 wrote to memory of 1816	4092	b2e.exe	74
PID 4092 wrote to memory of 1816	4092	b2e.exe	74
PID 4092 wrote to memory of 1816	4092	b2e.exe	74
PID 1816 wrote to memory of 3128	1816	cmd.exe	77
PID 1816 wrote to memory of 3128	1816	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:2196
- C:\Users\Admin\AppData\Local\Temp\A3B2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A3B2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A3B2.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:4092
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A7C9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1816
  - - 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:3128

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\A3B2.tmp\b2e.exe

Filesize
6.5MB

MD5
9b469c1d1ce16ab9345bf8afefa9a036

SHA1
9265cb1438271f63958d7da6b0dff903e9ece669

SHA256
7831b63c599e65472043c038d8d98b2b4cc1394e7a0017087352075de8258a72

SHA512
e8c0a4f5b5beb625da607876db984f881bcf52ecdeba954e0ec7c1a3b3ef0b1af015dad5ee4f4102e961df83cbfda5ab2c506d344a3d52a6758d3e40fa304a62

Download Submit
C:\Users\Admin\AppData\Local\Temp\A3B2.tmp\b2e.exe

Filesize
7.4MB

MD5
d1a23c525cadfa5c6ab9f27f0135d7c4

SHA1
25afca5be8691a6e83454cb611e5c2a8f7ea61eb

SHA256
a9049353b2a7d703222156baa1cdf3d3a2f00d0c7eacc30ea538049fa0e79268

SHA512
18f951fb9da9aeccda2878dd3cdc85d10bd25b866d0cfc1a36bdec4346a37fd12bcd585bef45a52a9b5b43761a71127ce9744e2872a3c772ad19ba1e8fec02ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\A7C9.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
64KB

MD5
42871db599b90c630b2d75268c8b0116

SHA1
fb3a97b9517d4abe248a7c1a0fe0f528f40b29bc

SHA256
80110dd27dac90724987601037bc7d4bccdce1afd95aeffbfd8cacd813b891cb

SHA512
c32a1b46ab54abcaf179759b2aaa5aeec58a353ebe552b09ce1980ab54a9c702ae1e348c2a9c2020f74fa7c7bfb4d4bac78396f76b6bac04227436deca800438

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
64KB

MD5
e98583e2f3157ea2561f40a91a79b195

SHA1
770932f48dbea7a78a3b21e3df65e329a27313ff

SHA256
f6b3de2ac1e9c449daf82a3bd6fa52d2ed60e73e8cdd25d5d2194586a8d10de2

SHA512
cfa97067447a389dc5439dc42ca467f97947fa7010314cad0b99655688361721720bb33e34a1c7b22c93d807327b756109f63d15a40df5aaec620b0d0e1acc7f

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

Filesize
125KB

MD5
cf3b78f9057d8b3e6e5ffb5158e5e3ef

SHA1
e78bb59fce9c265fe057fab6f31bd3519f0ef078

SHA256
a679d2a26283e7b2fec76d5e71b81f23d2a1a04d112f23bf79994292d2e571df

SHA512
f4ebaae7170da69f533c845d43314d79bf34d565f882569d48e88128ec83697815f927742d8f0574f7e1e77bac0fbf8a9c7e3f8bac3ca86babd50b6359c1027f

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
42KB

MD5
8e156f809ab599c49b91b6f01e1d9a03

SHA1
0c06de264beb8ae5dc259c81d0c01e413933e68e

SHA256
373a94c1bb30ab08b6a7dc9ff1f3d603f8d90c3204856aaae6096ba35e7b1b89

SHA512
df27a7ea26a35836cfc48e70421890e762c36996983e209994dda908d71fe06ce2c39d42b5d1c4f18ab9ae9e44e5baf930db4d8ced7d40285ad4fed239811441

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

Filesize
64KB

MD5
6cccf65bd7d7ff5b53aeb882e15c462c

SHA1
a9822b63ad70c6085ed1deda0fbe4bc5fe555f3d

SHA256
1379cd6111c2c37cf16f2dd9b325118513e85c35543ba45e79deb504dd4c01d2

SHA512
c174b5f8615131c2b86c57aee166744ee1fe02ff7c916195f2fde06684f467545a3fa4f88083335e2045d12727d774279dc8672ec352de3095b729aa5d1dedcb

Download Submit
memory/2196-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3128-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3128-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3128-43-0x000000005B800000-0x000000005B898000-memory.dmp

Filesize
608KB

Download
memory/3128-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3128-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4092-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4092-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download