73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
304s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
14-02-2024 05:28

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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
1920	b2e.exe
1640	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1640	cpuminer-sse2.exe
1640	cpuminer-sse2.exe
1640	cpuminer-sse2.exe
1640	cpuminer-sse2.exe
1640	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4592-5-0x0000000000400000-0x000000000393A000-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 4592 wrote to memory of 1920	4592	batexe.exe	73
PID 4592 wrote to memory of 1920	4592	batexe.exe	73
PID 4592 wrote to memory of 1920	4592	batexe.exe	73
PID 1920 wrote to memory of 2280	1920	b2e.exe	74
PID 1920 wrote to memory of 2280	1920	b2e.exe	74
PID 1920 wrote to memory of 2280	1920	b2e.exe	74
PID 2280 wrote to memory of 1640	2280	cmd.exe	77
PID 2280 wrote to memory of 1640	2280	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:4592
- C:\Users\Admin\AppData\Local\Temp\A1AE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A1AE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A1AE.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:1920
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A652.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2280
  - - 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:1640

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\A1AE.tmp\b2e.exe

Filesize
2.4MB

MD5
ee04099ca04456aa3ec3263fc8478095

SHA1
dc89b1634e0fff0e8203cfcfe26600eb97514e7d

SHA256
97d4085421fc14574d853c4bd8eef8f0a70aad1666fba5a51549d26abfc63dd3

SHA512
6bbcf992e0a1d670a0e861ceefcc03bec5cd5b1f9082ccd4324cca368665b135d63a332cf76bea1ffbadb409078c83d8f31c02141c6d1d053c7ceb937b68531e

Download Submit
C:\Users\Admin\AppData\Local\Temp\A1AE.tmp\b2e.exe

Filesize
2.1MB

MD5
099e18cf84312ee05add20eaed01b2c0

SHA1
3aedb8f0362d50274ec7bf1e79bbd3923b47cc13

SHA256
8856beb3ce39073034ad1cd1b72251224cbe3b2861af9086947470096666312c

SHA512
70c26948eecb460a2c035d8bec9f100588244a0c621fe26c13826bef00464051b54e200abfd73cb07bbe76c6c807317dc90b4974a739be718e37aa2621c134ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\A652.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
128KB

MD5
87bb74a6790018700645a8310bb9a32a

SHA1
b0e3e91efa12e0df5ed4538d3b549ab5d9f6c16b

SHA256
ee6a846f1dcf082d5216bf314e65e1428af13ce54dfaaeb371d1c54f330c5298

SHA512
702e12a0858a1dd987d6a761f0ddc88fee9bce38be3d71f8c9be3fecc8cc6e88763967140f83caf4f2e10109ab95b811bb70bc70ff0b5cce8f0f32713ad3683b

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

Filesize
2.1MB

MD5
dc05e579bc637512d5fb931ab6af6ee6

SHA1
55ccc8787f0f379135fd0e16dbac97db4e304f22

SHA256
9452fb0034b4e6ec5c33fff5d2d5ceb75e94904bf4d3a1cc4a88b442c705d4ba

SHA512
89a2e00e5306a575dbb8188c2c0b0acb9ace5dbd0edbece5568684ba4e0845c122020c273ae6f20771710ff6003946f4f860f8e2e325002fb5feebda58e44c7c

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

Filesize
2.8MB

MD5
c89eccb172245572e12e1ef31352c451

SHA1
96b44d49114268c567b7a9682327d27a0f0aa80d

SHA256
7891f06b27f93b1ee548c045eaa07511bc74c292cc4c6d5275dc66523730bf33

SHA512
19fee3424df1abc582f55c4785e5175bb0bd1375e235aefedbfbe30be07d2642937b09abec4f06802c28e248e1052b58453695baf29d26efa3e0a81848e8e0c1

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
4.7MB

MD5
6701db559a29f5eead5025db0a8b82d8

SHA1
fa0ef2adda732ef8f88c6f07ba1b902228348ac3

SHA256
bd40addc3359888bf0fed4eabe6d2ed877d70ee38c17ae24629ff63951188c4d

SHA512
fe9fec9c7fd441b9144817e8c6b56c8feaa724139154d7d9d38d939132a5de557191d9f2bc06fb9842dbc32af0dc95849692aba02721a25d5a5f9d1ab4de3c05

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

Filesize
4.1MB

MD5
5354b483c1b55e0c41df0ff4cf4e430f

SHA1
53c50c5cc39bd87a89473dddfb89c581bdb8e8f7

SHA256
5fbe4627824a620ef6d2a2383374e3985e63c0fe482a965f76d587d699561091

SHA512
592a0cb411eacf481833e4923d70de137762989e343f717f1374e7938c6bc24048dcf6c428769f7f34c16d266fe285607e2d656859c50276d406918388fe1f5c

Download Submit
memory/1640-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1640-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1640-43-0x0000000051130000-0x00000000511C8000-memory.dmp

Filesize
608KB

Download
memory/1640-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1640-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1640-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1920-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1920-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4592-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download