73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
298s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24/02/2024, 02:14

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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
1356	b2e.exe
2000	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2000	cpuminer-sse2.exe
2000	cpuminer-sse2.exe
2000	cpuminer-sse2.exe
2000	cpuminer-sse2.exe
2000	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4864-6-0x0000000000400000-0x000000000393A000-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 4864 wrote to memory of 1356	4864	batexe.exe	74
PID 4864 wrote to memory of 1356	4864	batexe.exe	74
PID 4864 wrote to memory of 1356	4864	batexe.exe	74
PID 1356 wrote to memory of 424	1356	b2e.exe	75
PID 1356 wrote to memory of 424	1356	b2e.exe	75
PID 1356 wrote to memory of 424	1356	b2e.exe	75
PID 424 wrote to memory of 2000	424	cmd.exe	78
PID 424 wrote to memory of 2000	424	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:4864
- C:\Users\Admin\AppData\Local\Temp\D428.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\D428.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\D428.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:1356
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D784.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:424
  - - 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:2000

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\D428.tmp\b2e.exe

Filesize
3.0MB

MD5
42efad61c367353841be9463b2f8f919

SHA1
3187457375a061cd96fed8065b770be325fb463f

SHA256
d11e4c8d1379c92f6ef5b5394e2fbe82e2323ee5c46b30665d748863d9992c6c

SHA512
de7869eb78db11e30b01b672307379768ddee03298d3f60de45ce0e6b6e55212d386b4b9ce18fd12cb3b7094256e866da2c519d2d25b49a83fb270127bd5713d

Download Submit
C:\Users\Admin\AppData\Local\Temp\D428.tmp\b2e.exe

Filesize
2.4MB

MD5
000f75482a8f3c361e1ef9b58a16ee5f

SHA1
4e67fd460b9fa59dc5c1147833ad2f40f94d0279

SHA256
5143fc3449d84ea5cf510321dc92e2e28e68385863a6b07da646a406b53a875e

SHA512
fe72c633e123cea33c480746a4534fe6228f2c1f6184edbc75c144a201fb556ba0d68415c2abaa9c844a39bb900300f24476e38a4e13825829da54d629eaf152

Download Submit
C:\Users\Admin\AppData\Local\Temp\D784.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
1.1MB

MD5
a41ebe4bf2c8f76fbb7c57f22224759c

SHA1
d0dd425524642978a53faa66c2d100da641dee5f

SHA256
b465328497f2e4eadb81586524569638b65accb81117e01ae2d003a4669417dc

SHA512
7040e7c10d7eeac00ce6aab0443dba5a82e82823d4e74b0ef6dbedc4ca34964682737fc0998e898d10759e5f0eee2c961a166a5dbf71da2545f66c8b6f6b10c2

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

Filesize
1.7MB

MD5
caaf5fb9208227a844c29114bfaa025f

SHA1
fac190c6e37e094d12080ff346a62b5d0f5ab467

SHA256
bb504a81f00f9fbee7102d92cfaf83deca0004dcb6b2e03043b266eeb02e1ca7

SHA512
19d46915d41bfb32e6e321198eb5f24efaad313f7cb7192d8356e11d8d72e3abbf923b743409503e011d2e48026ba4df78b65443988b45a78bc0cf10b95c7b40

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
73541513dbe2388880fdfbe2d092d470

SHA1
cf554348daa6e4384aa8972607e0fb85eef1f0e4

SHA256
9442647e652eabce1a148387d4c839ac5b216081943e4a42082f119621cf1a71

SHA512
6fcf3bd2b1374b6821ca17977841a2c0aa185f5070f881ab83768c3ba6153d52ace547ece5411028ff03e0ffab62e1d30bab5637366ea4c98c1316b878cc7ca9

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
1.1MB

MD5
c92c77f1a0ac6f5dc252a0e6187d8345

SHA1
f7814840f3adb7a5f510c3cd772682d5542880d4

SHA256
2fc1c2da730cdbdf707f77739c0a6ccd5f598b75d7dcff31eed0f68549f1e043

SHA512
dcc271087d055c897b6f5ca858da460861a32f18100a211d794b57778f1c51b06f627e979ecb7e0c9fd06c2f41e4dbcfc168a21611810f867b14d033aab74111

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

Filesize
988KB

MD5
e0118ba2a7563eee900bf100bae9e104

SHA1
6760aed43dc08a2610bae716b950a643a3a2faf5

SHA256
53e177891cd96c5ce1ebdc5aeded1308c1b5e6ae0315139f24a84998f33caf64

SHA512
2d97952a41d462e8de660d72cd73f1d710e7a062254cfe69b80a5bb10bf8af51e3420ce29533f805c992703d9d85c7e89a29d0ea967bb51ff46214737c982656

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

Filesize
1.1MB

MD5
799d3c24a4a181fef5c81ff448d54ca8

SHA1
4d78bf61e271fee37f496e5b27d98b4003d6f7f1

SHA256
49087555ba33ec28799185c3af8f2fe87c0519ce6b74fbfcd6fee01360cf6d73

SHA512
422485b12dcd6d9cab0fb589f013f98c5b144de14b6e07af756cb0d6970be8b090e44dd143cf0a3d09e50d4f06d9c68a39a1f3c5241b624446fe1e2ee181cae5

Download Submit
memory/1356-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1356-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2000-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2000-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2000-44-0x0000000001060000-0x0000000002915000-memory.dmp

Filesize
24.7MB

Download
memory/2000-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-43-0x0000000069FA0000-0x000000006A038000-memory.dmp

Filesize
608KB

Download
memory/2000-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2000-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4864-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download