73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
max time network
309s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19/02/2024, 17:45

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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
2576	b2e.exe
2280	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2280	cpuminer-sse2.exe
2280	cpuminer-sse2.exe
2280	cpuminer-sse2.exe
2280	cpuminer-sse2.exe
2280	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3360-6-0x0000000000400000-0x000000000393A000-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 3360 wrote to memory of 2576	3360	batexe.exe	73
PID 3360 wrote to memory of 2576	3360	batexe.exe	73
PID 3360 wrote to memory of 2576	3360	batexe.exe	73
PID 2576 wrote to memory of 3068	2576	b2e.exe	74
PID 2576 wrote to memory of 3068	2576	b2e.exe	74
PID 2576 wrote to memory of 3068	2576	b2e.exe	74
PID 3068 wrote to memory of 2280	3068	cmd.exe	77
PID 3068 wrote to memory of 2280	3068	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:3360
- C:\Users\Admin\AppData\Local\Temp\C2B4.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C2B4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C2B4.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:2576
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C747.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3068
  - - 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:2280

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\C2B4.tmp\b2e.exe

Filesize
11.0MB

MD5
00cdf444db54d52e642fd08dcfb36d33

SHA1
f34e8c3ea99152ebcab6e32ce37f6782efb84b95

SHA256
c366cbf5e64476db17df37af0b5881b0ebaa7ff7025d87a8316bd71ca24580e3

SHA512
9ecbfa24d263a32c258596c272d86a261450ca742e9f01fe63f77cd4e8d8de256ab99c6c6445aba0f6578ca54a2453f12c496a9f6f6f7b1c81f488cc975277f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\C747.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
1.3MB

MD5
848f093b2fa62f98407633236ba6b55d

SHA1
641824b46bd445fa38709b2af7a71f32ffcc9d36

SHA256
10d8c5575bbf98c1d383f8c818971a6ad30841cb4c3d99ebd41235f26fb77d12

SHA512
fcacba46ff71feb6236f0bde30722e1d7785bab8e1bc9b051298722a7dc37c7c977e8828eedf5d3d818238909650f6cc45a9da648ffdec0e3ab49bea4d69250e

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
1.1MB

MD5
c92c77f1a0ac6f5dc252a0e6187d8345

SHA1
f7814840f3adb7a5f510c3cd772682d5542880d4

SHA256
2fc1c2da730cdbdf707f77739c0a6ccd5f598b75d7dcff31eed0f68549f1e043

SHA512
dcc271087d055c897b6f5ca858da460861a32f18100a211d794b57778f1c51b06f627e979ecb7e0c9fd06c2f41e4dbcfc168a21611810f867b14d033aab74111

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

Filesize
1.1MB

MD5
799d3c24a4a181fef5c81ff448d54ca8

SHA1
4d78bf61e271fee37f496e5b27d98b4003d6f7f1

SHA256
49087555ba33ec28799185c3af8f2fe87c0519ce6b74fbfcd6fee01360cf6d73

SHA512
422485b12dcd6d9cab0fb589f013f98c5b144de14b6e07af756cb0d6970be8b090e44dd143cf0a3d09e50d4f06d9c68a39a1f3c5241b624446fe1e2ee181cae5

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

Filesize
1.2MB

MD5
268002b5a5b143c1753acf9d1c5df73b

SHA1
fe0496f51cb753465b2ba225c73694055ba5650d

SHA256
ab2e511666e0666f85f4e68ac1dab9355b2c85007f7c39708193edb86b601fdd

SHA512
cd298ae266c9fa4367fe9521d5d359658a9aa790f78971733b8b67a44dd7db0cc175b2efca8f3077973847782595a94d8e5a97ebd8ead1636d12fdb3c9a9fdda

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

Filesize
1.1MB

MD5
9db0b335eba16defbcfce8f4a81511b2

SHA1
1e8916ff7d141994e25c91cadf51d65d64f70a04

SHA256
a3a7847cc29f7dd560225f3614149ca65cc7c0cb121a764ed71415b91df3c65c

SHA512
773c80b227d584aa6af0df891671154d98ee9feeef16adf0f96a5dfc0a876549b6537c7234eaa089ae8c0a7cd7a7c4ee13460c18020b3bf451963e74ae13aa95

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

Filesize
970KB

MD5
c6bf86253cbcba503aac8ff297d0a015

SHA1
f4b1031525c4d2d08275816b81187720804d31b4

SHA256
5f2822a23019dba782a69d2b7baa80d2d3d8fcde91dd98922a4dd65e333f7c3c

SHA512
195e20700ac679fae6e5ffdf5371b8498e9fb0282db9574092cc875982df3a0f481885d613c7e55ddf4be68e52d209fe4e0415883ca0763e84bfe917c79a73b4

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2280-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2280-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-43-0x0000000072DA0000-0x0000000072E38000-memory.dmp

Filesize
608KB

Download
memory/2280-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2280-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2280-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2576-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2576-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3360-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download