73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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 16:37

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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
2404	b2e.exe
2232	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2232	cpuminer-sse2.exe
2232	cpuminer-sse2.exe
2232	cpuminer-sse2.exe
2232	cpuminer-sse2.exe
2232	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/192-6-0x0000000000400000-0x000000000393A000-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 192 wrote to memory of 2404	192	batexe.exe	74
PID 192 wrote to memory of 2404	192	batexe.exe	74
PID 192 wrote to memory of 2404	192	batexe.exe	74
PID 2404 wrote to memory of 3544	2404	b2e.exe	75
PID 2404 wrote to memory of 3544	2404	b2e.exe	75
PID 2404 wrote to memory of 3544	2404	b2e.exe	75
PID 3544 wrote to memory of 2232	3544	cmd.exe	78
PID 3544 wrote to memory of 2232	3544	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:192
- C:\Users\Admin\AppData\Local\Temp\7CB2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7CB2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7CB2.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:2404
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7ED5.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3544
  - - 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:2232

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\7CB2.tmp\b2e.exe

Filesize
5.2MB

MD5
03ba0c97f25ff0f21db06237d09ab65f

SHA1
9fe4dac107b7b70a4546e92f0ac51a5c0b35ddad

SHA256
df533e5478eda6ba9e8202b36bc549eef2240c0bf66335e03aa5fa3efe437a7e

SHA512
83cb3e0363359c646626aaa5a3722bfd9b8bea276f463eb3b46d3e5315582890cc047feb7e0606a2df2843bc78d547b6e934b9368cfdc9bac259f19675b86334

Download Submit
C:\Users\Admin\AppData\Local\Temp\7CB2.tmp\b2e.exe

Filesize
6.3MB

MD5
f7f20b22105bc71992ce27bb062309b0

SHA1
7ba669e6611c8293680266717abf8d99e10eecd3

SHA256
36290cae4a626e8ecfc9222dde4d1bf05e12cfa49dba61926d5ea1b863cc3433

SHA512
caece4ff448baefc92713756c36a7fcad7fe86646130e455ba7bd1b6f81a336b0b6c896bfce65aa8fb5fa104e6f7847ea32710abb3922393f1557df3bd74f68f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ED5.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\cpuminer-sse2.exe

Filesize
1.7MB

MD5
79d2284632403d946efe130fb86b9bda

SHA1
3b12f04421758fb188de200e809dc83c9a5c6042

SHA256
92841b4240d45c07d607bf66ea9c728db36ff4471050ee1cccc61a0933844c7b

SHA512
52666eb559fc172f60ed714d4f1a915d861ff5a68b46c5482429f77381d5f2718dab12f452ca69867b36b18f73fcf1df27797ad798479a12d92f2085ac871008

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
2.8MB

MD5
e8ce884f58d67e41bb6b56f133c06f63

SHA1
5d6d1cd84ba95411491e3c131401c2285df0acd9

SHA256
0178d21977bb665f57d0d5dae857ed94ff0fe331c8e27d9130f1c885ce7e25ce

SHA512
549d67221adc8171736858e290e0da661a8961fd39a64816ba3a0d3ad294ec142d8582a59037340b906f0f99b5313f9cb5ce7c319619bb732b21c4da7f115d65

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
2.8MB

MD5
4964ff8a0a4cdc227bbfbeaf994b1ada

SHA1
b39172a0cf1e6a8546e305247ab972d545d08446

SHA256
a056307f318b20c6f77667a8218771835da972053275bb3ac15ab243cdb723bb

SHA512
53f9549059ec0bd027aa19604e05df778601de0e359a26b3554dab812fa2e56a101e075552a8d8879f7467c3b1239f9f781a539dc18b05f2f461c76007e356a9

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

Filesize
2.4MB

MD5
d7edbb70544a9cdb4b31e72705a809fc

SHA1
9a32e0c3563b4b91318d9493c00fe95c38b4bc1a

SHA256
1c41db599bb52de0e7f819542e6b0c028213b0bff44aa8961edbefdf7909b25b

SHA512
76e7e99073d80af29c5d7ef6215a222a6a283761df8d4b9391d6ed189b45906cbeea08946f76023bc324af63669ec87889858cb310a30f1fa0e36b977b492f1e

Download Submit
memory/192-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2232-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2232-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2232-43-0x0000000064A00000-0x0000000064A98000-memory.dmp

Filesize
608KB

Download
memory/2232-44-0x0000000001030000-0x00000000028E5000-memory.dmp

Filesize
24.7MB

Download
memory/2232-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2404-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2404-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download