73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
297s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
20/02/2024, 19:02

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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
3156	b2e.exe
4772	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4772	cpuminer-sse2.exe
4772	cpuminer-sse2.exe
4772	cpuminer-sse2.exe
4772	cpuminer-sse2.exe
4772	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4916-6-0x0000000000400000-0x000000000393A000-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 4916 wrote to memory of 3156	4916	batexe.exe	74
PID 4916 wrote to memory of 3156	4916	batexe.exe	74
PID 4916 wrote to memory of 3156	4916	batexe.exe	74
PID 3156 wrote to memory of 648	3156	b2e.exe	75
PID 3156 wrote to memory of 648	3156	b2e.exe	75
PID 3156 wrote to memory of 648	3156	b2e.exe	75
PID 648 wrote to memory of 4772	648	cmd.exe	78
PID 648 wrote to memory of 4772	648	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:4916
- C:\Users\Admin\AppData\Local\Temp\C822.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C822.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C822.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:3156
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CD33.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:648
  - - 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:4772

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\C822.tmp\b2e.exe

Filesize
960KB

MD5
d15ecf39e70d4d6e278b0da9ff36ba87

SHA1
2139694bf96cc3b6fbfadb8a9c8745b8901bff6a

SHA256
04b2e6191d36dccb7b93c7d207ff16c0702cdec9b64b98206f9ffc7dc7633d54

SHA512
326cdd9b35aa3dbd39d2fd4a22dd78f732d481f05ef6dca085cd086d8ca91502f3be961b44e5c4bbf2ebf947ffc4f1b4d4703593951fce22acaa418a77741434

Download Submit
C:\Users\Admin\AppData\Local\Temp\C822.tmp\b2e.exe

Filesize
2.8MB

MD5
1cd1f1463362e82070bd38c1ad8de2d3

SHA1
02b59eedcca64d1bcdbebabb05228cd292c1fdde

SHA256
80c54200113264848b0a02dfef414bee7e1000ae8db116136fad1a6474d43e29

SHA512
f67290611bf4653411f513f696f93add280763b3da208f3ad6a5c2b171fde413daf0d6e4909a13d93a08eed4946e98332ba40d07e39ba686cf356da9d87c355f

Download Submit
C:\Users\Admin\AppData\Local\Temp\CD33.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\cpuminer-sse2.exe

Filesize
2.0MB

MD5
e3df1620f8e01b8e84cfc79017a5bd29

SHA1
30237ec3527e7061666552cadced20a0f9df016c

SHA256
a907b4615e5ca9342487ba2644c391b82559a3cf046f6550e532196653c7b8d9

SHA512
8752dcbf9141fe7b259d7a6ab55b7ead650edeeb8e4748eb06e9b6a187c5c982bc16aabe66c0ce6b664abda27ffa856114f66a110ce985ddcd4fa86e10a30db4

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

Filesize
2.7MB

MD5
7eb2f70dc5a53fda9b957e892222161b

SHA1
ff0dee44fcce48b971f5e57374b3495f4045f878

SHA256
34d9657c498cc498be7987e874f37d5bcf74a76dec9d4271540a825712ca056c

SHA512
288fa4e88449b887535633525a0ba1ede08ef6e0fb6338571a6dead2b628aa406b04e735be6aecf629ebc88114f97011e0cdb1bd62642323940303efa8771e59

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
2.3MB

MD5
e223c2fd69663d19de85115ebe04629a

SHA1
d9b1b1c26af4a552e9268b3485854c5b6515646a

SHA256
1336edfb6cca22206f4c836256afcb2e1b1842eeb481e6c39246aa2fd990a843

SHA512
243657285e1533d75710e7fa04c66f4555ca668640c6353b6c7be71ad8ad3fd3d167b3d4d283c4a700d370c0a3b4aad47ae6146861ce7677cbb4822a44bea649

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

Filesize
2.1MB

MD5
35d4a2b508189bf6d5a295abdaf4f4d3

SHA1
4b5d11edbec4f6f8a6a24e8ff490030cc7cdb642

SHA256
b711ee596f725d44e18faa98c84ca1a61b900b239f333fa20fb087b2e75df8c3

SHA512
8a92e0e830809e6e932ce2a314cf6b23ee14265c1b902204e84909b87232232a7a1f4120c1396029abeeaed88300e790bf7e73036fbb0d87d1a69e4fd4798087

Download Submit
memory/3156-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3156-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4772-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4772-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4772-43-0x0000000056D30000-0x0000000056DC8000-memory.dmp

Filesize
608KB

Download
memory/4772-44-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/4772-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4916-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download