73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18-02-2024 02:59

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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
3228	b2e.exe
2388	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2388	cpuminer-sse2.exe
2388	cpuminer-sse2.exe
2388	cpuminer-sse2.exe
2388	cpuminer-sse2.exe
2388	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1540-6-0x0000000000400000-0x000000000393A000-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 1540 wrote to memory of 3228	1540	batexe.exe	73
PID 1540 wrote to memory of 3228	1540	batexe.exe	73
PID 1540 wrote to memory of 3228	1540	batexe.exe	73
PID 3228 wrote to memory of 4312	3228	b2e.exe	74
PID 3228 wrote to memory of 4312	3228	b2e.exe	74
PID 3228 wrote to memory of 4312	3228	b2e.exe	74
PID 4312 wrote to memory of 2388	4312	cmd.exe	77
PID 4312 wrote to memory of 2388	4312	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:1540
- C:\Users\Admin\AppData\Local\Temp\E6A7.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\E6A7.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\E6A7.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:3228
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\55A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4312
  - - 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:2388

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\55A.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\E6A7.tmp\b2e.exe

Filesize
11.4MB

MD5
7d1c574b726ff9c2da598368f8e0fb73

SHA1
4cd13fa777ae3ceaddf39da843ff1daf02657836

SHA256
b6c2694f6b154511b810fb8dcc3cbcdb80907fba0230298c5e767dc59fb21731

SHA512
d1ec6e0998bdda1c680348ae460e2f4f7b8b675f2815c43979e1e040636800a7aa951354486357e18e53457c9a5b8f1d7dc74e6fc2e1e85186bb5b4b3fd5a430

Download Submit
C:\Users\Admin\AppData\Local\Temp\E6A7.tmp\b2e.exe

Filesize
3.8MB

MD5
8782954c8b6aac082ecc8b96cb0fa380

SHA1
2fe2dfb712df083d04ef662151f7a323078cdbaf

SHA256
472a521487323090d233b2931089d485be932bb7b1df7cc096c8b498ff04a73b

SHA512
d8a809cff6a7fa2b0762724eabda592db73e20311c184937574671be8cdff033ed4b9886992aa225aa923449c5a5a7949bcd5194ac26972001b95349506beb31

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
1.8MB

MD5
6a119a1a3238dd3b96b0ca27529e1cb2

SHA1
d3ecdcfa3c3f70a0ce249e8210a4588b7a984d61

SHA256
679770ac6b8817004acfacd8eaa3db50ce3fbd34f039d45872f588f0182c021b

SHA512
0b4b49312889f2795399eb93f662a1af2a479890a2abc4f6279107b205f9fb674005d0c5280eac0a00c797eafda1b11f19b98f84c6edd385d6102e49e5496357

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
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

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

Filesize
1.1MB

MD5
03ae1346c99a66fcbd06c3a56898820a

SHA1
cf57878eb1c3523d08468ba3e9e65a063c24d902

SHA256
bdb28d28d4f6093c2bbf0cbdf1b2edaf325ad34c214cde4123437896488dc445

SHA512
b1e6f93db804c65f996ae29123a601ee95830391d9f5b73608962cbcd25a9082f1b1f9a6e732e5f84bfa3bd7207101edf9d076445370150ae58c9dcace634260

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

Filesize
1024KB

MD5
c6151ba2a5a47dc2053b8becbd8a0b68

SHA1
1f6d6821cc72fdc279db6c9ac0a4fbeec236f2f3

SHA256
1e2b0b487fca221e8095a470e0aeadf8151b008c54ec5f4c7a5b30582d88b90e

SHA512
c4ad99b39c67ce00f245da976fbddf54d6171b8fc33a60fc2fdaeedbf7b8615085de99069dc087c6b1890ad7a7486f559a2412dac7ab0cd301fe24867ebc1d25

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

Filesize
6.6MB

MD5
7215ef746d9e62f273c13d5a48aa89b3

SHA1
20e24b3aff561ba09901bdc4c8951d1d7cd2a497

SHA256
93265b2618332d7549bd9e3c4703ecc6567a31ed74d0d2b534aa3fed85787f03

SHA512
7e4aee7b24949888088f34a02f14cb399141a647571ccd3c0703a69eca85c1c3b8e501905e7c4c797a70f45c03f52f939a047b33fa45a8467d542661f7c0d5ca

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

Filesize
7.0MB

MD5
c64b0f288409ce4354549c55ef3a03b5

SHA1
0ff2be5072a0638f36352507ef2d64542cf7be1d

SHA256
93096487d90d90fc7a355a83f6505fd1214fedf5034bda200c58e94b28430b74

SHA512
036b92cd68142af8a995a9ed162fb629f975e9a46cfbaf0a0060de6f0a93855efc4c342879447a118cd275f26bd67518001f4addffa6cd882f41a6dc4dade6db

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1540-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2388-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-42-0x0000000074110000-0x00000000741A8000-memory.dmp

Filesize
608KB

Download
memory/2388-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2388-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2388-44-0x0000000000F00000-0x00000000027B5000-memory.dmp

Filesize
24.7MB

Download
memory/2388-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2388-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3228-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3228-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download