73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
290s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
21/02/2024, 23:55

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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-1-5-21-910440534-423636034-2318342392-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-910440534-423636034-2318342392-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
1892	b2e.exe
3152	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3152	cpuminer-sse2.exe
3152	cpuminer-sse2.exe
3152	cpuminer-sse2.exe
3152	cpuminer-sse2.exe
3152	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2344-9-0x0000000000400000-0x000000000393A000-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 2344 wrote to memory of 1892	2344	batexe.exe	86
PID 2344 wrote to memory of 1892	2344	batexe.exe	86
PID 2344 wrote to memory of 1892	2344	batexe.exe	86
PID 1892 wrote to memory of 752	1892	b2e.exe	87
PID 1892 wrote to memory of 752	1892	b2e.exe	87
PID 1892 wrote to memory of 752	1892	b2e.exe	87
PID 752 wrote to memory of 3152	752	cmd.exe	90
PID 752 wrote to memory of 3152	752	cmd.exe	90

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:2344
- C:\Users\Admin\AppData\Local\Temp\5217.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5217.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5217.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:1892
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5544.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:752
  - - 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:3152

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\5217.tmp\b2e.exe

Filesize
19.2MB

MD5
fa7bff38f5f0bdca42f83d44e7266aa7

SHA1
eb5c99953b7cd4b6a52c6bd9cd776d9159b14172

SHA256
c1a1084cf12a6e3859010e2a6308dd9e9b858cba0c3962919465c038a1ca83bc

SHA512
092b2e5bde5efa02c78a900f641ec40edebfc82b47a6815009c9bbd416207e19a4b96fa440b197a31a7b284cb6fbce6534ba1096a12827091340adc1782ae719

Download Submit
C:\Users\Admin\AppData\Local\Temp\5217.tmp\b2e.exe

Filesize
7.4MB

MD5
ab6fdfa2afcd706acf3c5512cdded351

SHA1
773a3e6acd56ec88185bd83afd4f04884b840f4e

SHA256
407a4e92fda99c9bcd0326a95cc05e7fb2d0b4675ebdd98e2ea1ea99fe2af647

SHA512
bc9c0732b8286676af94e0cc3dc91c769cd783989feabd1d71f1a3f9a98ab7a9e8ce1ba82b79c8577118ac1bc77e7d1dcafa4d60ae47bc99e8174c13b5425ee9

Download Submit
C:\Users\Admin\AppData\Local\Temp\5217.tmp\b2e.exe

Filesize
7.6MB

MD5
94bc496964e729a5ef7841acd2cdbc9b

SHA1
614da7adaf6b358896fb7b38fb632ce50edd5294

SHA256
7ed629737d96301566a56534557b00a57adce3994b73fa88e3d2f9ae9f426ada

SHA512
8b935e6fabda4406ea1bc060515617e265d01ea58b573f3ceb5f23b378fcc2f3246e29d98acf7e98fc55b0a6181b94f8cd7b88030970f2a2de63eb29f6425637

Download Submit
C:\Users\Admin\AppData\Local\Temp\5544.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
3.7MB

MD5
cbd1265b78189ee3b8d27958797a0bea

SHA1
ee69e7f6a2101ab2ba4e67efedd9cd24bb7193b1

SHA256
bf7d0023383fea81bbf0b11f8f7dcea143d5121bfc738316fe92a6024b793704

SHA512
d74fd1d6104291e56dd9420c7f917d29e1c253d8965f02822b6290f7286a2312162aaf5d808de28735337dc8730d2afeea7669cbdae6811af3c64f84fb326e7b

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

Filesize
5.6MB

MD5
f1e51debc7adaedfb717099e37c16435

SHA1
0cd0be7ee718d9737b54d32a69c701cc8372ef6c

SHA256
5d488c3521fa471e6136995b8c57fc82c3d46808cbe3d2262aa909a67092492c

SHA512
73861728b1b7e8bd484f97d3c01455e747bac02925e1b4a6c0a173a1c1214e0b229d144c960d440bc2e675818bdcf850eed70e05be9184020ad2b33d25bd7412

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

Filesize
5.4MB

MD5
57d87e19965d14f6a701d4c4bc52d502

SHA1
8a6afaf20c19ccf95155221006d5d762619bd597

SHA256
6fc168d5939f46ca4afb55770e7e1835f4d3dde9d67d6e1b1cc15d29e9008c19

SHA512
3c656de94a2c2a1b4aebaf0d58ef6ff0584e36d0e2ab2f01023ee97563b19244f4d38ae2a1de88c82d26f3e7a17dc3536fb966a9a93ce8cc9bc320eb19fb0fb2

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1892-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1892-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2344-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3152-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3152-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3152-46-0x0000000072700000-0x0000000072798000-memory.dmp

Filesize
608KB

Download
memory/3152-47-0x00000000010F0000-0x00000000029A5000-memory.dmp

Filesize
24.7MB

Download
memory/3152-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3152-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download