73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
301s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 20:10

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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
912	b2e.exe
2432	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2432	cpuminer-sse2.exe
2432	cpuminer-sse2.exe
2432	cpuminer-sse2.exe
2432	cpuminer-sse2.exe
2432	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1700-6-0x0000000000400000-0x000000000393A000-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 1700 wrote to memory of 912	1700	batexe.exe	75
PID 1700 wrote to memory of 912	1700	batexe.exe	75
PID 1700 wrote to memory of 912	1700	batexe.exe	75
PID 912 wrote to memory of 1196	912	b2e.exe	76
PID 912 wrote to memory of 1196	912	b2e.exe	76
PID 912 wrote to memory of 1196	912	b2e.exe	76
PID 1196 wrote to memory of 2432	1196	cmd.exe	79
PID 1196 wrote to memory of 2432	1196	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:1700
- C:\Users\Admin\AppData\Local\Temp\9904.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9904.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9904.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:912
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9AB9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1196
  - - 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:2432

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\9904.tmp\b2e.exe

Filesize
704KB

MD5
2bb8bf63c7d7958f71f9307c8635131f

SHA1
2362f18b011bd1e60fa078052821edefa33b8e08

SHA256
85151a35fd2a7ef587918c4702b2adbe0c3e7eed43bc8564a662ed03a6f3ce79

SHA512
59eba9edea2b2af76f261db76b15912b20070d75db7cf498d55a1bc13f11692d016c9a70ed447a784c874f6d11582112312f3d058443606eb4b6de349a4857ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\9904.tmp\b2e.exe

Filesize
521KB

MD5
d45f810f7935c269f4076ce7ce420396

SHA1
02fea81d48383c0f42d2bda7773f77d2176ac718

SHA256
28cc1b5fa979b3f8a8891d95812d6f5f29771313df27950231f019995ba3acc6

SHA512
70c1b58fb46735fa1e4c8d798f6c1c2b53c1dea47156c80cabcaded9cd66e77838d45f5f9ca3fc473aa0aed85dfc454b2372c3fd195efeddf5780914125d5d8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\9AB9.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\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
8.4MB

MD5
6273c76b378ca9c1df92ee2f5679c12b

SHA1
30ef0004b89c95cb6a973a2c12380692906c3a2d

SHA256
8a6a80273fadd39fae3a4da8940fb30f6d6642a1356516e17718b9da4315291a

SHA512
d4ae8ab026b4cc8189c9d361d198a5b6c741e7eb48d3affceff7a1c10c2d9d3bb5a2f8c14d0bcf5bc36c298679db6dcaff82b93aba365c91d47a927d22820a5c

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\libstdc++-6.dll

Filesize
10.8MB

MD5
61d9675729bb879eee51a2c0db0dea7b

SHA1
dbad3e5f9917bc4e59566cc96d9d2f26313c6e3f

SHA256
7e92aa2f507fea2376507d98374dc09e6188209b9eb9e49dccc4c4c82cbc2f19

SHA512
ca9bb94183a54596b75fa633661496dc11c052daf5106ce3d7baaa6e6e2a06e22cb3fc25bf156cd48fc9d3765498d6105df4e1818da686a8edbeec067807d445

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

Filesize
10.2MB

MD5
3d01141fe59229312d1384ac102f586b

SHA1
481fa56c39c2ed15d9b5f2b1bb119d7088231239

SHA256
5fcba0aab2108cdfa65d64ad83f97795930232aaa5282916c4cc30346a4338b3

SHA512
7591490b20987e610ef8689964f22506f3e99118398f76aeb7676997000a3e53200a38be5992e33662969645c430b03c97f1d7b30de0b86b5f59761e2caab0a6

Download Submit
memory/912-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/912-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1700-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2432-43-0x000000006F6F0000-0x000000006F788000-memory.dmp

Filesize
608KB

Download
memory/2432-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2432-44-0x0000000001020000-0x00000000028D5000-memory.dmp

Filesize
24.7MB

Download
memory/2432-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2432-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2432-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download