73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
296s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 14:00

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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
1668	b2e.exe
572	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
572	cpuminer-sse2.exe
572	cpuminer-sse2.exe
572	cpuminer-sse2.exe
572	cpuminer-sse2.exe
572	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2924-5-0x0000000000400000-0x000000000393A000-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 2924 wrote to memory of 1668	2924	batexe.exe	73
PID 2924 wrote to memory of 1668	2924	batexe.exe	73
PID 2924 wrote to memory of 1668	2924	batexe.exe	73
PID 1668 wrote to memory of 1552	1668	b2e.exe	74
PID 1668 wrote to memory of 1552	1668	b2e.exe	74
PID 1668 wrote to memory of 1552	1668	b2e.exe	74
PID 1552 wrote to memory of 572	1552	cmd.exe	77
PID 1552 wrote to memory of 572	1552	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:2924
- C:\Users\Admin\AppData\Local\Temp\C8ED.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C8ED.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C8ED.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:1668
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CD91.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1552
  - - 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:572

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\C8ED.tmp\b2e.exe

Filesize
4.3MB

MD5
225ad63ae4285536842ee1ca4b56e051

SHA1
73d1fcf4006c841ffcfa1269566d8543a5aaf7d2

SHA256
23c4e0cec42cfccabe7c01b688e5d50a0d271897860bb8b395ca6e8e6e6fbc13

SHA512
2dbceb2eab4bb328a2f5569013574eb7bb07f0c3539cab08a00e383124a4d08bf414739cc50380b10c8a1079cabc410323d4b1fbe99e61361d3a52372c46d88b

Download Submit
C:\Users\Admin\AppData\Local\Temp\C8ED.tmp\b2e.exe

Filesize
2.6MB

MD5
a5e5df886b731a106be5ffdd55d5eba6

SHA1
49f0ee9c3161b956d8752bd7c4c5351bd2dc0fe6

SHA256
39d92aa54aff7dc78100a84d70011578f98cc2bc56d73853a24a1b39d77c26e7

SHA512
105723e9e49510157b696057447d2278e9bde945c3ab9882a6d364a2406b7080370e05849909f24bcd79f3ea6ec13fa100364d11a150f3b5a708e8762d49817f

Download Submit
C:\Users\Admin\AppData\Local\Temp\CD91.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
1.3MB

MD5
23d79e5c9aab672f8f60c5eebe49095a

SHA1
a104fcef7239607ddf1efe7b2c23e746dfbd0dcf

SHA256
698e05c0e81105d7f7175ef33574ef428340bd4729564a58f6190349283e636a

SHA512
03fbe3b84107563ea0e7b6b345b4cb4a3bd09153068643c1a96e53bf7504b004458859dfea0c66da065defc293436f3449e568b922f1796f33850f145f8a07eb

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

Filesize
1.2MB

MD5
f1ca0e4f8c80894a61a5945f2fc27c61

SHA1
5d8469a5db2409fefd4dd907e3f4e21d888212d2

SHA256
85a6a3bf0a70ef299bf81f721b492de7d5dc9a8f73a7157c6c41bd4d8bf2957e

SHA512
1859c39c68c69f7d76e987b8593932f0a059fcb48d5be21bb8bb8649bcafcd4f1951043c70be114484650d08deaa1b90bd35510db7ee6a1af1cda75b6af9f3c1

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

Filesize
768KB

MD5
e3f15c79f945604229fa814f57c79274

SHA1
19a7015dfbe622ab86c48693ee1605b26112a3fa

SHA256
7b09ee53447ccf77a0f2d7bfe25908f963d681433d3cba5a16c7f45646c42175

SHA512
12dc1df8a947caee13a12eca5a976feffd7408402b0495e4971d4bd7181e8d353ebc17da044d2ce6d1c273bb05a0ca5ddf7492394b355786d8b14b0997de162c

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

Filesize
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

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

Filesize
1.1MB

MD5
03ae1346c99a66fcbd06c3a56898820a

SHA1
cf57878eb1c3523d08468ba3e9e65a063c24d902

SHA256
bdb28d28d4f6093c2bbf0cbdf1b2edaf325ad34c214cde4123437896488dc445

SHA512
b1e6f93db804c65f996ae29123a601ee95830391d9f5b73608962cbcd25a9082f1b1f9a6e732e5f84bfa3bd7207101edf9d076445370150ae58c9dcace634260

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

Filesize
704KB

MD5
903e2cfee96d720dd5200a922b637d07

SHA1
f6d639d7b6bb586abcb5f97b1b212252ed6c85b2

SHA256
443ef0fe0e5e9cff04e267b1bbbbc98b547e5bd38a853eb79d06a43a8e7d17f2

SHA512
c9c357be28d1d97bd5255d88bc64255f452867407c3aa4c99b286913286780da1204691a0344514f070b8bad391980a88b165eb1e8e9ee97f77ef02eb85071c2

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
640KB

MD5
1b7339cbcb5b756c15c05fe0cc6443f3

SHA1
abdba01c4526a9bbbb7fd3853e09bce3cbb5287d

SHA256
5fcf0fb116f77206758e3a669ec4fa52648fae431a5c2aa2d7ee69944142e019

SHA512
7661b5e8413e74432a00089b1556b2f49e268b6b5c8cefd839cbe19074bffd138c18e8078627420f4082f579a9e3f8d02b199507ae36380b5375162a4d4ba439

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/572-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/572-42-0x0000000071920000-0x00000000719B8000-memory.dmp

Filesize
608KB

Download
memory/572-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/572-44-0x0000000001050000-0x0000000002905000-memory.dmp

Filesize
24.7MB

Download
memory/572-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1668-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1668-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2924-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download