73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
17/02/2024, 15:50

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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
3068	b2e.exe
1908	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1908	cpuminer-sse2.exe
1908	cpuminer-sse2.exe
1908	cpuminer-sse2.exe
1908	cpuminer-sse2.exe
1908	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4296-6-0x0000000000400000-0x000000000393A000-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 4296 wrote to memory of 3068	4296	batexe.exe	74
PID 4296 wrote to memory of 3068	4296	batexe.exe	74
PID 4296 wrote to memory of 3068	4296	batexe.exe	74
PID 3068 wrote to memory of 2072	3068	b2e.exe	75
PID 3068 wrote to memory of 2072	3068	b2e.exe	75
PID 3068 wrote to memory of 2072	3068	b2e.exe	75
PID 2072 wrote to memory of 1908	2072	cmd.exe	78
PID 2072 wrote to memory of 1908	2072	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:4296
- C:\Users\Admin\AppData\Local\Temp\9134.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9134.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9134.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:3068
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\92E9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2072
  - - 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:1908

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\9134.tmp\b2e.exe

Filesize
10.3MB

MD5
b7c7ceba3e258a0c71a721f3780ad6a3

SHA1
62dfd17ed8087264d690d91010c522dba6f3edc3

SHA256
01b1835c88e1611e38e09498f6561e6362dfe3bb924e292a645941da8dcf3cf6

SHA512
1effdf425cf73be716f227621100631a92ca2325b0891dbb83219dbd07b4f0ef23a5069e633670bf50e66546a8cbdc1f6f30fcfedf09c8e260fee647ed9849a5

Download Submit
C:\Users\Admin\AppData\Local\Temp\9134.tmp\b2e.exe

Filesize
11.7MB

MD5
368d1b9f5cfe7dab036c9c27d9a8a828

SHA1
babee055631ac6d90b7cc0daca6323a7862ddbc1

SHA256
8ae7f0b781b762ba0e66bc2b414caf8f27ad662d7fe2945ab4798ad863759933

SHA512
fefe68d45e69eb38d251d10ceecec8df85bf9af35f0a3e3419a78f09b5630b88d830487f663ae4f8d3c055e1fe9fd27e7b3309b7c3337b0b1dab6ad5dfd03b22

Download Submit
C:\Users\Admin\AppData\Local\Temp\92E9.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
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
3.4MB

MD5
01d11d660f5deeb11c79c4ebe7557f90

SHA1
0d8675eeb7163399b798c577aff051f95d382bd3

SHA256
f4e30be51a3b467e32cfb2e91dcc45097d864b7b55364a2c19480b12fe42dca6

SHA512
759e7637f520a39dac03bf22d47b27c02344e39469e9076cd050e17d52b24950b95a39088e5901c2d13093b411fc1eeda7904fbbe3d5abe51b58d0a089dd5bfa

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
5.4MB

MD5
ef3666406ab506ecbb133a6913666761

SHA1
d7328a7db24447a50778f0dd19fca5f28fb39ce8

SHA256
5025dc07bad3a7f6955b3910c9bd89563ba5a0c30f5417e9de04740e6c5f1bd1

SHA512
06f1f3c5e40ee40836c7105dd66510c30a1389dbf60935823c11759ce07efbe20560118d1e46c2ec44b7f79041944d177ad25866003b6ffd98be0144ef241fe5

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

Filesize
4.2MB

MD5
d4568b6e6cfde04d834fafed2aff3219

SHA1
b270cacee051efc18c138c9d3f62be018c7f694a

SHA256
478a282f413680bc14346bc937b0e6a11cbfabebe44bbdbe957cbf2016310cdb

SHA512
2e84d13878062a0b8d0ccf59b86f12a89b30e9624da93379be423d65501f58f847f56de98cc976a49be408266d2983ef7f6a3faf2da79b03d4c6c3e71c212dfe

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1908-42-0x000000005CEE0000-0x000000005CF78000-memory.dmp

Filesize
608KB

Download
memory/1908-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1908-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1908-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1908-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1908-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3068-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4296-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download