73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
23/02/2024, 15:28

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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-1-5-21-3316742141-2240921845-2885234760-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3316742141-2240921845-2885234760-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3492	b2e.exe
2452	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2452	cpuminer-sse2.exe
2452	cpuminer-sse2.exe
2452	cpuminer-sse2.exe
2452	cpuminer-sse2.exe
2452	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3236-8-0x0000000000400000-0x000000000393A000-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 3236 wrote to memory of 3492	3236	batexe.exe	89
PID 3236 wrote to memory of 3492	3236	batexe.exe	89
PID 3236 wrote to memory of 3492	3236	batexe.exe	89
PID 3492 wrote to memory of 1236	3492	b2e.exe	90
PID 3492 wrote to memory of 1236	3492	b2e.exe	90
PID 3492 wrote to memory of 1236	3492	b2e.exe	90
PID 1236 wrote to memory of 2452	1236	cmd.exe	93
PID 1236 wrote to memory of 2452	1236	cmd.exe	93

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:3236
- C:\Users\Admin\AppData\Local\Temp\88D7.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\88D7.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\88D7.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:3492
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\90E6.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1236
  - - 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:2452

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\88D7.tmp\b2e.exe

Filesize
1.6MB

MD5
d070e076d04a764875608346793bd265

SHA1
12c3c3086d718292287c9949f2d26a542ac3d768

SHA256
e4ddaa971ab46765ab503365b5a97d6105bb57c1831e3842db713b164f37c586

SHA512
d8f8af63a257c08a33b17b179860a41de5dc639b3b8f9e3e8a21072c901459c2237980c275a9fd70ab128c887d5213dc1765d2a6629edfc9309d92d38b4f4fbc

Download Submit
C:\Users\Admin\AppData\Local\Temp\88D7.tmp\b2e.exe

Filesize
2.9MB

MD5
9317cafb85becd9011ca213e7be3a2bc

SHA1
1c84c389734da0532809700191b96dc61527e382

SHA256
644eb7fd5f540a11f942d00b2233e715a40b8548294924fc054db1e08b293090

SHA512
65120a9f1410f4b9350788c5898557be3d3b195f03b3425895748764fc052048f38998bb455cef4f25f748c696821a9a4622c8f09f6ae4603dcd6882be451684

Download Submit
C:\Users\Admin\AppData\Local\Temp\88D7.tmp\b2e.exe

Filesize
3.1MB

MD5
bca8c467df66fcb86bc5fd5254816917

SHA1
7e630f497e0f72ed5a6812698ff171ca638f174c

SHA256
cb6746e6dfe3139ec13e762f76e663fa06192d24b0054a384248566d2804c3ab

SHA512
ed1a714e39f36e26eb6b7ff92beb51b5cd6a0440f8ecaf19edc6960b9f015496924080513c4c123adccc075b9c5fa223f5cf2b365a17b8048ed3c50474a99eb1

Download Submit
C:\Users\Admin\AppData\Local\Temp\90E6.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
14KB

MD5
5510fc0dd08adb283caee70f3f343681

SHA1
2f5b6e11b728a1d4115d9ae36281546f683f45d3

SHA256
c67920b0c883a03d7962b2d80357fc819abf6742de1241decbd1469a9d70ff24

SHA512
fceacf320b6ec007ed7a369896c7b027391662ea7e38b662eeda43ac0f23a083bcb9ff41bf2b080c4e8bb5b0bc33792271f13438436e2797fb56c26f7bdc0943

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
5.1MB

MD5
43cec34ba79c3292828941b31888e63f

SHA1
1cab35f177e7a52bbef9cccad1ae6ef329192656

SHA256
f8149ab6702c6b4befcf0a288f34d2ed0756ab5835a1080fdf2d87dcfc1b91f6

SHA512
83b0174bd551c1b357e78a967475ee18183fd7f50239b1400d62f82219587c8c7d3442b6ca3f291f97caf96d43aac38f285f846c6f2bdc9fda1fc0b04c9b00ed

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

Filesize
5.9MB

MD5
b7ded6669a5e8efff152752ba067612b

SHA1
f0c563cdcafb605938db671454ea82347efcdfb4

SHA256
e7b1d5b2145d2a67975691a28ee45a45105b40310c3b106736ecdbf7667e08ba

SHA512
99121380c89568c9f5f0690fb1af596a1f8e6f8540bbf6cd54ddddea69497b4b5270a827de59229933023d131d872319ec765608f4b376a9c53620ed19b7665a

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

Filesize
6.4MB

MD5
dab00f25c6659457158d7abffc053fea

SHA1
26cade661f3e775603b72a4860c9957708406afc

SHA256
0c197378c9fb75baf935b6510016ee377535b968aa7a9fca4f860e3af1f3983b

SHA512
335fa85e8687d63926d48705e4847aaff5234bd47c22f5d239bf7588a0fbe7053ecbb79e00368a97bff0d6c8213cd772d59f245a09116ed7145d8c024ffb69a6

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2452-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2452-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2452-45-0x0000000053A80000-0x0000000053B18000-memory.dmp

Filesize
608KB

Download
memory/2452-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2452-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3236-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3492-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3492-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download