73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
302s
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, 04:14

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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
520	b2e.exe
4552	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4552	cpuminer-sse2.exe
4552	cpuminer-sse2.exe
4552	cpuminer-sse2.exe
4552	cpuminer-sse2.exe
4552	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3648-6-0x0000000000400000-0x000000000393A000-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 3648 wrote to memory of 520	3648	batexe.exe	73
PID 3648 wrote to memory of 520	3648	batexe.exe	73
PID 3648 wrote to memory of 520	3648	batexe.exe	73
PID 520 wrote to memory of 4600	520	b2e.exe	74
PID 520 wrote to memory of 4600	520	b2e.exe	74
PID 520 wrote to memory of 4600	520	b2e.exe	74
PID 4600 wrote to memory of 4552	4600	cmd.exe	77
PID 4600 wrote to memory of 4552	4600	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:3648
- C:\Users\Admin\AppData\Local\Temp\C3AE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C3AE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C3AE.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:520
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C7F3.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4600
  - - 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:4552

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\C3AE.tmp\b2e.exe

Filesize
2.2MB

MD5
b6a558633dc13e01c86f714214bdd894

SHA1
95921cb72467d2a69885d7987fa6990ed3756e81

SHA256
85cd30b679653b5cc0ca0c6cb9e56e841122391168a2237121da79b28b9fd507

SHA512
d55e570830a21e8ffe9d7a769576afce67fa05396d4450818bfa45132e1f10e5bf8f10026e9fa621f0451f8908d7c9bff9590f64a85d5048af173f5e529aa7c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\C3AE.tmp\b2e.exe

Filesize
1.9MB

MD5
b5ae88e85e1084225ce0118ce701db12

SHA1
d4b5002d16549f82c16ef027005c52a58ec9d8c9

SHA256
0a02515a7262451015ed48e82191dfffcb03d31b76f1c8fca7ba337acfef9fe8

SHA512
5dafba51677f3348a2f19eeaa82142c9aeacba7b4e4d3a6c28bfaba21622842b30086a3036979f16da7a241419ca4c47752cd58a0e42f7c68aada32f59c48e45

Download Submit
C:\Users\Admin\AppData\Local\Temp\C7F3.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
1.9MB

MD5
7c82f4ab3cfb00df2e37bba77d3f46c6

SHA1
b0523afe45d24606d659a231203744b9aeb820f6

SHA256
c64497084893f0504ee292b813f7f1a773c20e1ac424ef5710402bbac0882fa6

SHA512
8392a6616e311b00b4a377285dbbdf7e95c654e26c89b78a92c50823bce60a98aeb34b8e772635799b900d9aec357b59f2542db857966c4d40e13b909eb964e6

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

Filesize
1.9MB

MD5
b5ddba40044b467b13d71014879a5a92

SHA1
af2172cae4768c8d8f4e60cf56f4b9eb6f9d5ebf

SHA256
1cb5397db7bdbc7b8f8f2956e5da0765c5076ec47d120ee38285e2211afdeb8c

SHA512
d95ce5e5efa9bc9124fee8c93c5a29042ffb7698ec618d57f2070d3ef2164671805233cb768d9ef3099b911cd1fb0be85df82a23b372b3bb543fdf9d1cec6fcc

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
2.2MB

MD5
a4cc2fe5c8824a7618944d23c74c6876

SHA1
bb7aee381a98b0417e366404273373833de2ca30

SHA256
97984fec5c7ef26ef1c99715eb3fc42100cff6a67f13dd9170108e09e7c77998

SHA512
469d056531a3371a765e1e8d7324b084750f2c664d6afad55cfbbafbe1cb82ae1635d4fce1c87270fab3b454b8f82ca3621686635005bc89c5e5f1569201d10d

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

Filesize
1.0MB

MD5
9b985c04854832087a9d802de011e7d5

SHA1
3058aa97d90214c8691d6372e0383c5af97ea20a

SHA256
0fe4819a7c97e89e90cb3614aa4181450752ec82a75eb652f7c3a2dc61453d37

SHA512
37156d0c8f4fc10370eb619879622f30bed7eef9e53fc1d7de5e6004d09e8be7f240e660c83e79fe761966b85a473bf29f499aac6c86399a337f194c5bda0feb

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

Filesize
1.4MB

MD5
f4c4376088d466a500f1afe459f80752

SHA1
6b3b04d2fbd7b97bd5e05fd9b18cd356ff3b4849

SHA256
8c673d9ba50ae0c6470b2f12c1323aa682df5db64e2cc1bc6b21abaf8bb553c7

SHA512
28149d7caf10ea2b9513a2f2654c69256e4956b15f2e140abc67afdaa295d84301013a1f274d2f43ff85655a162cad9a6d83d562fbc7b83b475ef799c4cad422

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

Filesize
1.5MB

MD5
48006a7dc099929262547f6180f6aaf0

SHA1
9dd6ed493933f6767ab8c74045caf965012baa10

SHA256
553d8c2e5626ae832031450a700b4c745eebc3f571111445219cf687cfb51d9f

SHA512
de3f7ebf1f10f1c49333e549ddccc41afcd98a706e2532980bc521f8fe9229dcf7f587c8476dcaf6f84b016eff697c72993044ef1898b9037fae0e4b7fdad3f8

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/520-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/520-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3648-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4552-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4552-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4552-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4552-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-42-0x00000000519F0000-0x0000000051A88000-memory.dmp

Filesize
608KB

Download
memory/4552-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download