73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
300s
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 02:40

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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
1640	b2e.exe
1936	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1936	cpuminer-sse2.exe
1936	cpuminer-sse2.exe
1936	cpuminer-sse2.exe
1936	cpuminer-sse2.exe
1936	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2492-5-0x0000000000400000-0x000000000393A000-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 2492 wrote to memory of 1640	2492	batexe.exe	74
PID 2492 wrote to memory of 1640	2492	batexe.exe	74
PID 2492 wrote to memory of 1640	2492	batexe.exe	74
PID 1640 wrote to memory of 1464	1640	b2e.exe	75
PID 1640 wrote to memory of 1464	1640	b2e.exe	75
PID 1640 wrote to memory of 1464	1640	b2e.exe	75
PID 1464 wrote to memory of 1936	1464	cmd.exe	78
PID 1464 wrote to memory of 1936	1464	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Users\Admin\AppData\Local\Temp\7ADD.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7ADD.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7ADD.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:1640
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7CB2.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1464
  - - 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:1936

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\7ADD.tmp\b2e.exe

Filesize
3.7MB

MD5
6db4eab996fe41b1b5f613caf444a125

SHA1
79c8bacb474ec3e7e195225e8ec04d7cf11c978f

SHA256
39ee0f2222578dbe0897f16f31c573a4958d692d6fe6c6edcaa0184bb1236f03

SHA512
b87a43159bb800adcc3a890ec46d5fd0c20396cd421662f7b574a43e2cc31f6d3fffd66015f0c5111d38af09b5ee77016e269d828456540425a8fd0abcfba442

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ADD.tmp\b2e.exe

Filesize
4.6MB

MD5
323b7283c4ed56612f2ff335d5e98d47

SHA1
2c946044eec709eeaadde7e05e9736dba508a00e

SHA256
f17df0eeae1ef4448311dd38c104484df17f00b6f1664ae701af639494490816

SHA512
be67d3198e1ad03f879774f46ce8cb6a5cc41f09811a391df6320c7bbb5e6c2a40d1c62b1b3a2e2dc47216b6a93ce5edb1643515206910d86144a4ecb7d0fc58

Download Submit
C:\Users\Admin\AppData\Local\Temp\7CB2.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
2.2MB

MD5
0a33e5a52c00cae388d9c06f6373443e

SHA1
91e8e1483dfaf7adbaf6e941d8836417487abead

SHA256
9b249cb380c3f07cdf9b2c1c21644cf0e30afb2d6e1cc35dcdd8eec5842d4cb4

SHA512
dbf11e4254123b21969f083710931505123ca0cbacb0293a5543579dd842b593cfe0fc56a03fd220688a385c507a73c97540d17ae4152a98f12a4427f47ec79c

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

Filesize
2.2MB

MD5
bb9fd77d35a1e434897e4c1cd26068c0

SHA1
af3fb501ff0131fbc34246ca7693a1af105ef380

SHA256
689cb3eb91923439258c2df548fa90549ee785ed0128be0d88c955b38d2140c5

SHA512
1aad805594d4719b93c7a6e109b84f292949e489e1d3e42b32123f79767c3cda23d5a4130f7dfb4dd64eb83059d992784797d8674e6bcec1eaacabdd7487abb3

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
2.4MB

MD5
b7c1beb0cfa97240a0d18d596d9fa719

SHA1
6becf710f845745e67acac3b0d190fdd3f8bc41b

SHA256
9095473b03f13dcd4ab2d0d9c07d3adfa57c9df5bd798ab70eb81f896d3d45f1

SHA512
41c42aa9ed9a3436a84f7fa8d271882e5db775eeb32aa3a1482d84038f8fb23188835573d7904bc4de84d8a8d8995f3ea22dddc92ec63b119c9bcaacc2d89c25

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
1.7MB

MD5
f3c9cf1c612f642f36bb0797244806d0

SHA1
a77ff8349f7c665aba983f401635a6e1162d61b3

SHA256
ae66772cc430ecfad19c55feb34aaa63a418e14e9fe4ff0244bd6820f8cc71a9

SHA512
bbc0e476d8fa3bc997ff39514f179cfbfc5a08ff186b1746055892b1e4569c017d716927124116c096c343b9fad0e953b9c2ce3f34a6ff95544350b481ffb761

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

Filesize
1.8MB

MD5
863a71015e281b2d66382bd52fdb6293

SHA1
6915f8974c19016406cb39dc6cdcd52b3d9d6e5b

SHA256
72a65d50e2a06781133cb691a114937bc2764d43aca2dddde711e4db300f9022

SHA512
0b3431af5e443c22e93745ec9f79d5b2d630f240400e08211abfe75b0bf4217b200d0ec78ae4671c80f21b0a9928ce14f875f944ee82823979f855a9c84d7922

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1640-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1640-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1936-42-0x0000000051BB0000-0x0000000051C48000-memory.dmp

Filesize
608KB

Download
memory/1936-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1936-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1936-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1936-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2492-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download