73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
303s
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, 15:42

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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
4772	b2e.exe
4612	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4612	cpuminer-sse2.exe
4612	cpuminer-sse2.exe
4612	cpuminer-sse2.exe
4612	cpuminer-sse2.exe
4612	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4552-6-0x0000000000400000-0x000000000393A000-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 4552 wrote to memory of 4772	4552	batexe.exe	73
PID 4552 wrote to memory of 4772	4552	batexe.exe	73
PID 4552 wrote to memory of 4772	4552	batexe.exe	73
PID 4772 wrote to memory of 364	4772	b2e.exe	74
PID 4772 wrote to memory of 364	4772	b2e.exe	74
PID 4772 wrote to memory of 364	4772	b2e.exe	74
PID 364 wrote to memory of 4612	364	cmd.exe	77
PID 364 wrote to memory of 4612	364	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:4552
- C:\Users\Admin\AppData\Local\Temp\B67F.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B67F.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B67F.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:4772
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BA67.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:364
  - - 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:4612

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\B67F.tmp\b2e.exe

Filesize
11.4MB

MD5
7d1c574b726ff9c2da598368f8e0fb73

SHA1
4cd13fa777ae3ceaddf39da843ff1daf02657836

SHA256
b6c2694f6b154511b810fb8dcc3cbcdb80907fba0230298c5e767dc59fb21731

SHA512
d1ec6e0998bdda1c680348ae460e2f4f7b8b675f2815c43979e1e040636800a7aa951354486357e18e53457c9a5b8f1d7dc74e6fc2e1e85186bb5b4b3fd5a430

Download Submit
C:\Users\Admin\AppData\Local\Temp\B67F.tmp\b2e.exe

Filesize
10.2MB

MD5
4b6af2666a0b3ed9bacc2d00b009002e

SHA1
d30ef8282647219c6c2669e71ccb422a2823c553

SHA256
198be6829b3b0064ff523ae85bc5b1de025685bb95a08a3c33a5092859c9c8a8

SHA512
5e47bed4cdad2aabc031a4a5b5c1b9e85327bb3972fd7a23cf4a1bd70a34a1b46ae2da92a753382fc58a13f9ad20f59a6d1df66d7c4979678e67b6d443220bb0

Download Submit
C:\Users\Admin\AppData\Local\Temp\BA67.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
320KB

MD5
c911df8bf8c66277e14360319b0b93b7

SHA1
598c59c0e7cbecb788ee676db218dc0faaa39bdc

SHA256
4c53941f04ddeae2179047a1c7f8c7f7f46af0f08c424ab66d61f2316f2ee77d

SHA512
13aeae87ee52f22d1c928c99c66e116254cde630c09f90b146962fa61276af13fef653b7a66184d00d614f0379750e641c2e62326ebb5588ca632e56c935d77c

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

Filesize
6.4MB

MD5
d40542cd356bd631806e3960d27ee75e

SHA1
2d7985a97d42c428aa9b5e9086637c78765c7a57

SHA256
8cd4b461a5d0ae526f7c0b463b81d6914e2667d2ce85e4f426fe8779b1928927

SHA512
d1c257e00ad919ec0076fa862fb1cf6c015d7db2258322f9d285800545da8d71ae15916a664472526aaed01e4bef471abe3549f509f8e239f9d36851fefc40bf

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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
7.9MB

MD5
66283ad7cc61930f2be9b5f18b98befc

SHA1
333ed6d0380d29f5fd48ec3c229751dc9f05b481

SHA256
f0b372e4ee13c9c68971ee6774b63022abb79f8c138c820cfe77f599ea3599d9

SHA512
af9c372dea6ad3073e337a78d71f3559d9d1393a128e966263168f077b7b1567e9b49f504b597234e98d1bdd2e3823204d8eb59447ae9c72c941d6f4c899ffff

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

Filesize
7.0MB

MD5
6b4ddcb0b7fad126aff838a79a5fb9e6

SHA1
efd4a8d42036752ef0ef71b58b858580195d4977

SHA256
075672a28065986d6c25d7a10b1051db9d6193edbda13828662663a6001ac5f8

SHA512
7021ac5eba9bd5c167aef9f6dce8fdc35479e655470f284233b1982f5c7d49f50e48a1246edc0ab03209c263402fca008b544ac57a3e6eafecc9a34bfdd8c707

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4552-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4612-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4612-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4612-43-0x0000000076E50000-0x0000000076EE8000-memory.dmp

Filesize
608KB

Download
memory/4612-44-0x0000000001080000-0x0000000002935000-memory.dmp

Filesize
24.7MB

Download
memory/4612-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4612-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4772-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download