73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
303s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21/02/2024, 07:34

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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
1012	b2e.exe
2808	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2808	cpuminer-sse2.exe
2808	cpuminer-sse2.exe
2808	cpuminer-sse2.exe
2808	cpuminer-sse2.exe
2808	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4960-6-0x0000000000400000-0x000000000393A000-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 4960 wrote to memory of 1012	4960	batexe.exe	75
PID 4960 wrote to memory of 1012	4960	batexe.exe	75
PID 4960 wrote to memory of 1012	4960	batexe.exe	75
PID 1012 wrote to memory of 3416	1012	b2e.exe	76
PID 1012 wrote to memory of 3416	1012	b2e.exe	76
PID 1012 wrote to memory of 3416	1012	b2e.exe	76
PID 3416 wrote to memory of 2808	3416	cmd.exe	79
PID 3416 wrote to memory of 2808	3416	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:4960
- C:\Users\Admin\AppData\Local\Temp\CA16.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\CA16.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CA16.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:1012
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D0CD.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3416
  - - 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:2808

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\CA16.tmp\b2e.exe

Filesize
832KB

MD5
e1bd95ac3f9c6ce43914de2a53967fee

SHA1
3e03982c075df051d5a8dd837f42873f30483faf

SHA256
45c3475b58fbaa942be0297167c5c3fbbfe7295aa3fcbb4fb61df1348f55c550

SHA512
2166424e86301bbe04fbcce5d0b91562248845c5b1a7e889fee9a95d1c872dd6ea5cc85792b54e6d085095339be2f2b7f30cfd9b40a071b51c96a5009cc96f00

Download Submit
C:\Users\Admin\AppData\Local\Temp\CA16.tmp\b2e.exe

Filesize
14.4MB

MD5
31c359d0036968cee8fe093cae70229f

SHA1
8c18f63b2444893791af75966f6715c6fb813ce7

SHA256
be1ec186428a6c23b933c8d8ad466cc1bb9313995a715aaa3edf9467ede31047

SHA512
3d067bfb34725e224ca783e6100087f3415dc8bc7c3064c61e6bf0ab51675d921d912287c489e82f3052b0419209ee61296382ca3c6091fba09fb3359c92799b

Download Submit
C:\Users\Admin\AppData\Local\Temp\D0CD.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
960KB

MD5
5f088febb9167d9fa27631de416c40d9

SHA1
0e7cfc61e5cd1bb82c846c939d71388e2f9d5086

SHA256
869740b99a3d66f9e9decc133d9c3c4a2c14c3e7c62c512248da76f002387fce

SHA512
65e4cd0d550b852f50e426e53ff47bf1419a5cc1aaf07010b10b96f392148525950fd11dd3b1e8acda0916d288414629cde845cdc959ed7092e565ccb8ffa920

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

Filesize
768KB

MD5
7511ee8c66d17030a4f24226caa425c7

SHA1
aa5bb6b2306f01ac82133f54ec36ca2491fb1911

SHA256
e9ad1acfa96a3be152713809498617dacb74878ed3ac3ed4e5b1455cf1fa5ac5

SHA512
4838197b397552aa7c22ca54d27ec420df0629689e111c40068480f5e37879bfbc89c84245ae8b0a6b4a16ee7d75197403153151eccbbe468b252f508e8466ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
832KB

MD5
9b527cc7775e3fefc75ebd6cf497b81b

SHA1
7405b4528854589bc404f55c0e591d2e534d8d63

SHA256
eb4270d5203fe07ee63a7161093d69577ada5ad4ca659a6181d63953a69bca72

SHA512
6471f61ebc78e6ab30cce7cb444c582a8a24cbcbff1a8cc3d22d20d299d53c6377127e76bcc2a1e2c9108cd65d6fb89d42ddf89b04140c8e225f5115984a4b85

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

Filesize
640KB

MD5
1b7339cbcb5b756c15c05fe0cc6443f3

SHA1
abdba01c4526a9bbbb7fd3853e09bce3cbb5287d

SHA256
5fcf0fb116f77206758e3a669ec4fa52648fae431a5c2aa2d7ee69944142e019

SHA512
7661b5e8413e74432a00089b1556b2f49e268b6b5c8cefd839cbe19074bffd138c18e8078627420f4082f579a9e3f8d02b199507ae36380b5375162a4d4ba439

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
768KB

MD5
e3f15c79f945604229fa814f57c79274

SHA1
19a7015dfbe622ab86c48693ee1605b26112a3fa

SHA256
7b09ee53447ccf77a0f2d7bfe25908f963d681433d3cba5a16c7f45646c42175

SHA512
12dc1df8a947caee13a12eca5a976feffd7408402b0495e4971d4bd7181e8d353ebc17da044d2ce6d1c273bb05a0ca5ddf7492394b355786d8b14b0997de162c

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

Filesize
704KB

MD5
538d0a2af59454daf4418e27268ec013

SHA1
dd5e047f232d3827ba6f9c1da4f17928557dd6e6

SHA256
ef618dca52a4f65f6fd72fd721744185c44cfeff6ff90928f56481969eab4126

SHA512
1c958d315013726aa6ebc24552fb4d712a30ad6e5621db0f9037924ccb8cdf45063a01ed6da3aa50485ad084248a9c67c3513aabecf9d324eacaaa2b75f0a7c2

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

Filesize
576KB

MD5
13746f79a51eb8ce3107de99ffc6b56a

SHA1
64a00c99a805f8775f08cda4e4d06e1150195347

SHA256
2c04d5960f13e859d49c78a8858bdcb0c53914306eba52746105a76d98f5d205

SHA512
d0e69c6cf0078c858e8258a4038098e644d611b544b6588b2b1c9d2d2937ade0472edc96257545f5935514bfa18970f5762eb393def612c5a7027727397ca8d7

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

Filesize
512KB

MD5
5fd46a66845c804b88dcd97ffcd66652

SHA1
9556ce5607bdd245c8e4d6a24b8217def653f57b

SHA256
b7fd85a2268a4d62fa15fde3d9e51d6fa3bc865cb4d8e5fdca309be7b027f193

SHA512
0896697d588401a6d29c30e77574ece4f0ba699b082b1bad93964748313a5903eb4994ec81c61bfcbd75f2be3f5200dadda3fd1454381cc5874a9c8952ebeedc

Download Submit
memory/1012-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1012-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2808-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2808-43-0x0000000067740000-0x00000000677D8000-memory.dmp

Filesize
608KB

Download
memory/2808-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2808-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-58-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2808-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2808-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4960-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download