73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
291s
max time network
304s
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, 02:22

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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
1524	b2e.exe
1172	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1172	cpuminer-sse2.exe
1172	cpuminer-sse2.exe
1172	cpuminer-sse2.exe
1172	cpuminer-sse2.exe
1172	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/980-6-0x0000000000400000-0x000000000393A000-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 980 wrote to memory of 1524	980	batexe.exe	73
PID 980 wrote to memory of 1524	980	batexe.exe	73
PID 980 wrote to memory of 1524	980	batexe.exe	73
PID 1524 wrote to memory of 4892	1524	b2e.exe	74
PID 1524 wrote to memory of 4892	1524	b2e.exe	74
PID 1524 wrote to memory of 4892	1524	b2e.exe	74
PID 4892 wrote to memory of 1172	4892	cmd.exe	77
PID 4892 wrote to memory of 1172	4892	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:980
- C:\Users\Admin\AppData\Local\Temp\C17B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C17B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C17B.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:1524
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C5B1.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4892
  - - 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:1172

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\C17B.tmp\b2e.exe

Filesize
1.4MB

MD5
c5e09858066f182b7f5bdcb61d9b36fc

SHA1
7a1de79ffcfa17a7a86a01f8d5046eaf970b8905

SHA256
b5ede4ee58898940fa268a8aa17da9fc31eae634a8c95afcb2412ae199e8f4b6

SHA512
70e4e7cf5ec9df418480b0773c325e489749cbf6b5af491b24f6a6b2298cb043f681689531e70666787d42723d096d57012f1bccf317367908ce68a1420a6dfd

Download Submit
C:\Users\Admin\AppData\Local\Temp\C17B.tmp\b2e.exe

Filesize
1.4MB

MD5
fe4bc2bb4397eea601e0fa6c45cc20c6

SHA1
35477fc0a38f9db357a70f9b0573537fca582a9b

SHA256
8852fb3a8294753e6b088d458547feaf54685068ed6bc0dece93f608ab44afa7

SHA512
3759f54232069d2efba631954ff86bbf5ef58a616e4e0109c9ad5fcd632ee97ddf169ebddbe58237dbee36951c8d2e176312abe4e142f636398bff8fc2973bbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\C5B1.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
512KB

MD5
a879c5fd4613dca566d5b1a782690dd5

SHA1
41c6063b0f0dee953e99713a5326856b55e08366

SHA256
3ee76359d6802a8fe11c5b144e18ffd3833bc7b49d66f190621d41e41ea0fc20

SHA512
e20f8f40822ca215c75767b8d4102583cfb3812c74dbc064a8619f214c164ab94da6bee0ae42c794a0af1847ff30c295b34d3015f87bfe597dba80339871ea96

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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
6.8MB

MD5
7325c5cabd3573afeaf2a96ad82a7b25

SHA1
49733eb84ef6e0d717702d096ee73e9a6e62ee45

SHA256
1537e17b43659a24657476db44a73eaf85a2dcc14df55266f3840fb9887a841c

SHA512
fee515c1612479f2b92164cc4ad4d443d3a187a6ad56770811f0ab0610eaa15925cf1377180f3ed871bba32fc9ac76a813b7905a767b476c68abf875ac13fd17

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

Filesize
128KB

MD5
8d949f4e279a9a80f50d7c2e0c7bff36

SHA1
92e29300716211895b2d8cd4cf010452f0132152

SHA256
2e87614d15e62262c8b0a0c65e302b15e971b591469f3c679e7e516934cf621f

SHA512
36565dc0a3290ac8c5e0fd0a2756764ce8e49a7ef52a437caad549c7ea1ac3ac7dfe05cd4951ed6b17051768fd9733c94365d85832092c429b0b74ab62a338fb

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

Filesize
128KB

MD5
0cfc533c46d2f160fc8d8483706228cf

SHA1
0d13ced09eeed5fc3879f418bda0410a742ab6a1

SHA256
510a6af4547083718b32dc00d4711cfff2aec0e7b936d4199feaaf32a7d5d3a6

SHA512
11e35867688e7814881981298b6f6948fceaf254d154f5429e5a82c43397b1894bd35fe7fb586b26e4272d8371c3b8e96c20c71ab05b9df3e851291444702a79

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
64KB

MD5
e98583e2f3157ea2561f40a91a79b195

SHA1
770932f48dbea7a78a3b21e3df65e329a27313ff

SHA256
f6b3de2ac1e9c449daf82a3bd6fa52d2ed60e73e8cdd25d5d2194586a8d10de2

SHA512
cfa97067447a389dc5439dc42ca467f97947fa7010314cad0b99655688361721720bb33e34a1c7b22c93d807327b756109f63d15a40df5aaec620b0d0e1acc7f

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

Filesize
64KB

MD5
6cccf65bd7d7ff5b53aeb882e15c462c

SHA1
a9822b63ad70c6085ed1deda0fbe4bc5fe555f3d

SHA256
1379cd6111c2c37cf16f2dd9b325118513e85c35543ba45e79deb504dd4c01d2

SHA512
c174b5f8615131c2b86c57aee166744ee1fe02ff7c916195f2fde06684f467545a3fa4f88083335e2045d12727d774279dc8672ec352de3095b729aa5d1dedcb

Download Submit
memory/980-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1172-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1172-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1172-43-0x000000006C310000-0x000000006C3A8000-memory.dmp

Filesize
608KB

Download
memory/1172-44-0x0000000001130000-0x00000000029E5000-memory.dmp

Filesize
24.7MB

Download
memory/1172-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1524-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1524-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download