73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
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, 10:50

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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
1924	b2e.exe
4652	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4652	cpuminer-sse2.exe
4652	cpuminer-sse2.exe
4652	cpuminer-sse2.exe
4652	cpuminer-sse2.exe
4652	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2660-4-0x0000000000400000-0x000000000393A000-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 1924	2660	batexe.exe	75
PID 2660 wrote to memory of 1924	2660	batexe.exe	75
PID 2660 wrote to memory of 1924	2660	batexe.exe	75
PID 1924 wrote to memory of 3000	1924	b2e.exe	76
PID 1924 wrote to memory of 3000	1924	b2e.exe	76
PID 1924 wrote to memory of 3000	1924	b2e.exe	76
PID 3000 wrote to memory of 4652	3000	cmd.exe	79
PID 3000 wrote to memory of 4652	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\9EB1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9EB1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9EB1.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:1924
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A057.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:4652

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\9EB1.tmp\b2e.exe

Filesize
7.9MB

MD5
c4ac32db092be840bf4baad6cc5ffb9d

SHA1
2280a52b373a54cd5b6ff1a5698ae7be4d4f40a6

SHA256
097956b2a22cae0373dc508de9dbfb251b43f4e7b7a027e386f1af16cee23345

SHA512
aea419fb6319397a83fb955133f30759dbfa1923395c0791e5f2dc20855f08655fde172a4b0c119797d0944809cf711c7d7cc8d96168999ee5df99ce71eee530

Download Submit
C:\Users\Admin\AppData\Local\Temp\9EB1.tmp\b2e.exe

Filesize
8.9MB

MD5
e07ba00fd71144a69b3a0f4a2607722b

SHA1
5d71667bf08c750b7b5ca5000567a381049c4549

SHA256
a535ea77be17b015394aa8fe5ed87848fee6dfe7214216db9be4dc576aaaed8c

SHA512
a0f1c9b9a129f6dadeb7a93a1c7f3fc6b4e33e58c042799b60eba9263adac60f0fa4e28a9d79f39fd501bb14d58d2e66d8375c63a08cb5db6e519b025697a938

Download Submit
C:\Users\Admin\AppData\Local\Temp\A057.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
6.3MB

MD5
6870ef33f0fbfe447def9b9ce4b197eb

SHA1
d9ff8763776161988658878a13f54989eed3b607

SHA256
f8214680a5939192dee9667845ce82146102231198bedd029bb83d3f0af1771e

SHA512
744cc85b20d553f647cbdbc6e10424761f008eeaa84c8284ec4d7b1342b955d450d30ce511a74132dcb138761cf60158437c3d719e3bbcefdbb120826874de1c

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
7.6MB

MD5
95ee24d21da4e279f72e52f301614f58

SHA1
5228a25300d1e02432335b4612a60a853a962715

SHA256
45a06dabeba8c5c4bce1bfae2393a8404fa676e7eca7ff8165cc6103aa45672e

SHA512
d5a34c0dae733a3a0368e6bcfdd8ca06e3b0b633ad32f39b0047883b4d947e86deb7f0f6cdd78a30b9bc7f5523aa85575a496a340071279878dec9d9097823d9

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

Filesize
7.3MB

MD5
b023c5b494a646ab4c32906c32f4727a

SHA1
4a5ad7cea6f43db8ba48d33368b90b3ff0808be4

SHA256
6e7a525fb0fe578e66fc7cd03370efab89a03112fc4c382882b219865fb11102

SHA512
ed08c4253acb7b650c52621e824e89fc5c31649c16987a3ed208a0a23f4f790b5c574afc01c44d11b7733fdb499f610a948df427f0dd4fa2a1ac02a2703acc00

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1924-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1924-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2660-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4652-43-0x0000000071810000-0x00000000718A8000-memory.dmp

Filesize
608KB

Download
memory/4652-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4652-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4652-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4652-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download