73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
19-02-2024 20:58

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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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4780	b2e.exe
4400	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4400	cpuminer-sse2.exe
4400	cpuminer-sse2.exe
4400	cpuminer-sse2.exe
4400	cpuminer-sse2.exe
4400	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4704-9-0x0000000000400000-0x000000000393A000-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 4704 wrote to memory of 4780	4704	batexe.exe	85
PID 4704 wrote to memory of 4780	4704	batexe.exe	85
PID 4704 wrote to memory of 4780	4704	batexe.exe	85
PID 4780 wrote to memory of 4784	4780	b2e.exe	86
PID 4780 wrote to memory of 4784	4780	b2e.exe	86
PID 4780 wrote to memory of 4784	4780	b2e.exe	86
PID 4784 wrote to memory of 4400	4784	cmd.exe	89
PID 4784 wrote to memory of 4400	4784	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:4704
- C:\Users\Admin\AppData\Local\Temp\6C37.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6C37.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6C37.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:4780
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6EC7.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4784
  - - 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:4400

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\6C37.tmp\b2e.exe

Filesize
11.4MB

MD5
7d1c574b726ff9c2da598368f8e0fb73

SHA1
4cd13fa777ae3ceaddf39da843ff1daf02657836

SHA256
b6c2694f6b154511b810fb8dcc3cbcdb80907fba0230298c5e767dc59fb21731

SHA512
d1ec6e0998bdda1c680348ae460e2f4f7b8b675f2815c43979e1e040636800a7aa951354486357e18e53457c9a5b8f1d7dc74e6fc2e1e85186bb5b4b3fd5a430

Download Submit
C:\Users\Admin\AppData\Local\Temp\6C37.tmp\b2e.exe

Filesize
5.1MB

MD5
9ce02384cdcfa25c9469cbed1dc4ab70

SHA1
371a4ac53f4c935314618418aff787b3213d5956

SHA256
53f9f87e1db378e9f11cc7ce596cc4f60c543af0bfe7ab5b0b2c95b9a48f3ca5

SHA512
29ebf6dbbfbae2ad9e9ba96f383076a60283b9f0f526e0babed9a9817151b0f18b5b6a8b734d34acd4c10eae8c98a16ad530043401102f6a34ec725c742c5fb2

Download Submit
C:\Users\Admin\AppData\Local\Temp\6C37.tmp\b2e.exe

Filesize
4.7MB

MD5
271ec26d1533accefe26c119f2f6a0ae

SHA1
17a6dd6a34432f2e073454c72aea4e87088aa054

SHA256
4845f15b3c51326aed0e9eeb0c34ee0f1bd6f68957d6978ffe9436e1ea00362c

SHA512
92c6d2f9ad9021e5b760be7df64db96bc5aa3380878d0ffeef93f98c5d47bb6527cf859636525bebe6f05870a1349173b2eb9d51c28fb37732cd1286bee00c8f

Download Submit
C:\Users\Admin\AppData\Local\Temp\6EC7.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\cpuminer-sse2.exe

Filesize
2.2MB

MD5
633c84d523160a0e19f728fa33f1188c

SHA1
324bbe6b1e9563f5b4e7a38e77b2506bf0aa330c

SHA256
45ea2fa7fd421f8a2795c273afb6ea91eaea4c380e050b1fa88779c269156274

SHA512
c6a314aed3c0ac4e28d6e9b57ccf68547eeee4a1afa5f3d8fdf6eef6772b71c506d6dd1835296788e416fbc84150b34573777347e8d0f1cfa34efe06d60a2813

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
e1a9f799617e1c4fbcc1da00d9d0c5df

SHA1
f7457ec49d4f62a72468a358d07db4640a85335b

SHA256
85c86fd4e2a0abaa8134a71e8319401210244e0c23c93d2ded21c1255a587d03

SHA512
78e72cbdebee5c3039aa1676a18668fefee7ef4d5d2ed5e6d10298498971f6088ed187e7285bb36e4d86fa197f7a16f5c16ea3b561138b07e884c70989712492

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

Filesize
2.9MB

MD5
725c46ce2100acb09ab9657a114c73d0

SHA1
1b22c21c11f8f00a1a6589d3b67545ada3f57685

SHA256
e4547c5a05caa1d9349dbf25406aaf1097d9ad44710fa38235f5ec2a88cde2cc

SHA512
5355d904031a46e576e71e631245372104d19ccf4ce2087698595a01d7a4768a360ba6bd8c40eac2d5032e4a4868fb994ab3f2f5fad9cbeea7c706c88f7ef750

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

Filesize
3.0MB

MD5
e1f6eb705d9521144c034eac16db4cb8

SHA1
52356ae2b8f6cf4a7ec5dd48993ef033b7ab6fe5

SHA256
83ef08cec229f8dbbe649542c24280835dcdfccfa63a44879908d0eb502210d6

SHA512
294e8a942135c04f80ab3c583f3afec262e2392e054773b13a06e4be184eed8070f9b2513e8990df9627bfacb15e291092e9fbe510e3c8ae91611a0dc1e76496

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4400-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4400-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4400-45-0x0000000067D60000-0x0000000067DF8000-memory.dmp

Filesize
608KB

Download
memory/4400-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4400-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4704-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4780-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4780-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download