73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
308s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
12/02/2024, 04:38

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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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
888	b2e.exe
4988	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4988	cpuminer-sse2.exe
4988	cpuminer-sse2.exe
4988	cpuminer-sse2.exe
4988	cpuminer-sse2.exe
4988	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2136-9-0x0000000000400000-0x000000000393A000-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 2136 wrote to memory of 888	2136	batexe.exe	83
PID 2136 wrote to memory of 888	2136	batexe.exe	83
PID 2136 wrote to memory of 888	2136	batexe.exe	83
PID 888 wrote to memory of 3048	888	b2e.exe	84
PID 888 wrote to memory of 3048	888	b2e.exe	84
PID 888 wrote to memory of 3048	888	b2e.exe	84
PID 3048 wrote to memory of 4988	3048	cmd.exe	87
PID 3048 wrote to memory of 4988	3048	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:888
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B892.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3048
  - - 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:4988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\AC6C.tmp\b2e.exe

Filesize
29.0MB

MD5
4641353ca104262c28f714a44efefe6c

SHA1
28dedb0c76e125737f3a4bb66c81ea752246d9fb

SHA256
52c8415ce3874086ac80a5bebbf59eeeb3a8dde54b1c4305830a0b08a0e5f6b0

SHA512
7b5ebd307186264b8b433bd3613ea60a6e6462e9960cc9cf18a6ae688613bbf7a0f4288539d9def88a4faa190ac55ef2b5687f2d7cb667e70a956430a8c8dafb

Download Submit
C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe

Filesize
18.3MB

MD5
269ee1b14d62e3534a8f528919f8ea77

SHA1
6578f96b846e2e7600f6f722474dd94d02df47c0

SHA256
b2ee4be5844626ccbe0b6fa36eabfbeece70605b3c99e3576d53126006ca7bda

SHA512
814403a2daa430c414d7eb994a2b7163611791662eb71e29c2db309511716ecc7f42f7e19fe402439de8baa9b583ad135654402bbadf59ab2c9d067f87fd2376

Download Submit
C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe

Filesize
21.4MB

MD5
5eb01057ea6b6e40a21b5607e1c46340

SHA1
ff44375de13fbf4734934b934d9e65944e8773dc

SHA256
0658848b0009ecf2342fe24635829fa9b3ac5f714630473fe313fc54f1ff8016

SHA512
e7339947d5723d7dd479512b50df5885ebbc274c266061f036c8e72adbc296324ec22735f6d63defff628286b99ae8472abbc7fbca17830bdf472010130f9687

Download Submit
C:\Users\Admin\AppData\Local\Temp\B892.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
14.3MB

MD5
edaab60b6033c3e4f6a3053f6a2def1d

SHA1
4443fcca4380aa2f2b4dddca4c697f41c248b66a

SHA256
284980a3ea2cabe5da7bb027ed3cef503101a122d17412dc489ac74a1894b919

SHA512
b444d5b11b9865ccba592a6f4868cd731b89b912d4753ff92da3c9eb0dfdab8a50296850fc979733e2f047bb6c7d63542cd656cf311a2e549492e2f84689396e

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

Filesize
16.3MB

MD5
b6eae49a260be65d47bbf273e1ceb5e9

SHA1
9acaf0ae34e8022f14afc5d351d9d9730412f41c

SHA256
ede64a6af4f539c24f4e5811e850dd9939437233a5646ae39340ca54433d1558

SHA512
71ff2dff13213e9ebd432b0e1aa830757ec0051be445b5a8a9516f04e22345ebb846f2285833362140c61017b957338e3d605b5766e24f647018fac2af13a7e1

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

Filesize
17.4MB

MD5
2be323e7fd8d447cac924e28edb7d9f0

SHA1
d2b6ee5cddd9c0b06dc3de501c7b581b4825b5a4

SHA256
5dccf108102cbb36f69b5f556f141c3047db1d0b6bbe76b0ea15048526cf1ff1

SHA512
65cff2f283a3b58d25057883a92f3747be6307e4c1360eee6441a5e4edf7bf8cf0fc9c9b5c1507584525b2e27c907f78e05e70820d6e4f7473a110ca61b0faff

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/888-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/888-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2136-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4988-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4988-46-0x00000000758A0000-0x0000000075938000-memory.dmp

Filesize
608KB

Download
memory/4988-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4988-47-0x0000000001090000-0x0000000002945000-memory.dmp

Filesize
24.7MB

Download
memory/4988-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4988-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4988-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4988-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4988-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4988-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4988-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4988-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download