73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
297s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
21-02-2024 05:25

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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-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
1588	b2e.exe
2044	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2044	cpuminer-sse2.exe
2044	cpuminer-sse2.exe
2044	cpuminer-sse2.exe
2044	cpuminer-sse2.exe
2044	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3868-7-0x0000000000400000-0x000000000393A000-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 3868 wrote to memory of 1588	3868	batexe.exe	85
PID 3868 wrote to memory of 1588	3868	batexe.exe	85
PID 3868 wrote to memory of 1588	3868	batexe.exe	85
PID 1588 wrote to memory of 4892	1588	b2e.exe	86
PID 1588 wrote to memory of 4892	1588	b2e.exe	86
PID 1588 wrote to memory of 4892	1588	b2e.exe	86
PID 4892 wrote to memory of 2044	4892	cmd.exe	89
PID 4892 wrote to memory of 2044	4892	cmd.exe	89

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:3868
- C:\Users\Admin\AppData\Local\Temp\5F37.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5F37.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5F37.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:1588
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\63AB.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4892
  - - 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:2044

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\5F37.tmp\b2e.exe

Filesize
33.4MB

MD5
9a59aa036996a0d1ad1ccc1b8b85b02d

SHA1
d69699ca4eaa413f5d5d01e42b1727cdccd0b0eb

SHA256
456d2a87ca3cc667ebf8f07a5be637cf6db855897862078c59fe96abf162ab44

SHA512
c4cbfa3847574ec1f49ba28b60f3eb26972b0af3035f01bff131fc8211426061f9ce0271da14314a8c575e7627bc4cd541599491328bdc2ba6b3c1029d47febe

Download Submit
C:\Users\Admin\AppData\Local\Temp\5F37.tmp\b2e.exe

Filesize
10.7MB

MD5
2c1f8f650a98036e275844887d3af784

SHA1
915fd6b54c059eeb0e21e87f1a41f67a47f07d58

SHA256
efff47615d6ff1d145cfc7812d6bd38a70745f58e069e0a4d0fd2ac59b0ca005

SHA512
9ac28d16313bf8ea0e06f3e59bb60227532e1162f0a98d7a2c3c34f00e58e06a21d3c19f77d3f0144b4b7655babeaeb4f31eec99bca456de1e52be9b46126994

Download Submit
C:\Users\Admin\AppData\Local\Temp\5F37.tmp\b2e.exe

Filesize
10.0MB

MD5
1986ff4ccd4a47efd361224e101a4c15

SHA1
4ab073d9f0dfec1e822b742eb332220e8efe48e1

SHA256
87f627e4f982b64998012441ae90a38eda875d5b72f4273a03e995c3d041d212

SHA512
8733fddf938c274dfa9780721177675d024bea4a0a7c07fc27d7d54d4d4c6f82d3888052d5df19891769f68b9d40e5e3755c08eda45aed7fa0c0082d666a9262

Download Submit
C:\Users\Admin\AppData\Local\Temp\63AB.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
3.5MB

MD5
1cfd077b71465596725df43fd57bde2d

SHA1
805e5578e357d8e0f1e8235d2a6dc571bb827f3d

SHA256
0afee0f422e98ea7a8f406e4ac34f250b4f982ab9595037350e214a8120fb623

SHA512
fb434a157ea038a77e2dce65560d2ff2116e7a100663fd58ba709646cf49a62b96cc226b6e3b47899ad0f1d8ceb6337036099da93a9a823810cdf60b5163a595

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

Filesize
3.0MB

MD5
ce278856d3842467854108dfdba7f1ce

SHA1
c9681de4073874ba63ffcb0d45c6015a411f7073

SHA256
91271fab01f498337d11d87170e8f5da7ffa85ac2a920d05ee3381153969cac4

SHA512
c60cac61903a525a4b164d7d7fd42213d132a50b1b801594c62329cd24ed2b794cd408df1b2cc05addc38fecf394515e85cbb61a9db18b0a0baa14f4b8922c5c

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

Filesize
3.9MB

MD5
5f465e35f638576034a5951df22186d5

SHA1
47dd3041b5ef05e12a30d756a94d07b5f062cc95

SHA256
93ff19608579031bde8453df5851528a3637308f4653d86d415884a3d486ee4c

SHA512
631004b276b02143e59ea2b89ff15799647221f14bfe3116333c00accb3e2914b14ef9e4d4c4829888004e388844e8b8a46c6f15aa5b3020cb1e032c64c8f31b

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1588-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1588-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2044-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2044-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2044-46-0x0000000062FE0000-0x0000000063078000-memory.dmp

Filesize
608KB

Download
memory/2044-47-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/2044-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3868-7-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download