73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
298s
max time network
306s
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 17:30

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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-1-5-21-2828415587-3732861812-1919322417-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2828415587-3732861812-1919322417-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
408	b2e.exe
6004	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
6004	cpuminer-sse2.exe
6004	cpuminer-sse2.exe
6004	cpuminer-sse2.exe
6004	cpuminer-sse2.exe
6004	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3496-9-0x0000000000400000-0x000000000393A000-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 3496 wrote to memory of 408	3496	batexe.exe	81
PID 3496 wrote to memory of 408	3496	batexe.exe	81
PID 3496 wrote to memory of 408	3496	batexe.exe	81
PID 408 wrote to memory of 1192	408	b2e.exe	82
PID 408 wrote to memory of 1192	408	b2e.exe	82
PID 408 wrote to memory of 1192	408	b2e.exe	82
PID 1192 wrote to memory of 6004	1192	cmd.exe	85
PID 1192 wrote to memory of 6004	1192	cmd.exe	85

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:3496
- C:\Users\Admin\AppData\Local\Temp\9FE9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9FE9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9FE9.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:408
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AA2A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1192
  - - 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:6004

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\9FE9.tmp\b2e.exe

Filesize
815KB

MD5
973e395b1bf70e67dfa546c2f0cd395b

SHA1
533aec514dcad49b87ed2067c565d4edddcf2838

SHA256
2244a42934cd0d0c5fb023876d740bdd6841a47849e807dc757e6cd47a133599

SHA512
10ad80191ea86332392b590deeef0e3a7c906fb2aa0a3d81debce62fee844f7ae09de2fac453fd3ba87ac8d8a339b920e06564ee4b187bba7994f8ada44e4c1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\9FE9.tmp\b2e.exe

Filesize
1.6MB

MD5
1e9446ffe80055b0d0681a975585d4f2

SHA1
e2b13091250549c39e6156044d3d826cfa7cc936

SHA256
6a5e65eb48e3c9f4a594a64b60d57436418cec87e75c9cf93d55746ef761e17c

SHA512
fc3ca72c1070ad153cb9f99b6a1665efb80d83005f575d70437af8d87164bff1c689305570feb80d84889a31fdc0ee1b375576fa9594ee303c2ab0776bf0e2fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\AA2A.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
6.1MB

MD5
c9dee7096ea8dc657093bd55606577f0

SHA1
fff2e6dd207a767fea72589b446fb9adb68be2ef

SHA256
b7baab2996fb342d61aeea0a9ec4c22a5984cb07cd758389785a6bb6e4150808

SHA512
3df90e29a3664e71146fbb6cfa1985ca03a05f73d264064d8b55ee68b21ae3cac2c63aed370962849cee277ade323cd8f044618d2e0f51c2c23d6fde4668fe36

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

Filesize
7.7MB

MD5
62f7d2cd3a3595de7df5a64285232393

SHA1
4aaf0508b7cdfae05d97c17640c39fd5fbc0ae3a

SHA256
5570444a6c73a1938d3e32d21d014a9e8ff677ff470dbc27871e75fd5bde9b1f

SHA512
7821fcc1defba477fa42c6cfd1912a9b7b6a66c390726726808c62e13e8f7d2fa4bd0cf052f18445cf8e07567e54219f6302e051e4707dd59677695b28ca7552

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

Filesize
6.9MB

MD5
8c21367b41e5d89e67d8ae13fe0e1251

SHA1
6e389dca0e8d2582feb01d03055b63f17f664a77

SHA256
600b673684bf7bab44bd05f1812bcc95cb2d7b68fea7379009313d6de3ea93ad

SHA512
bf035dab87d312911503a6a35b0619d3c26afecb67204c8b75cbab3453f68e0b5ed8a550918c1a1439a4010beca087da2d12bbd96f6bba1ea367832ff3afb9ea

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/408-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/408-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3496-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/6004-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-46-0x000000006DD20000-0x000000006DDB8000-memory.dmp

Filesize
608KB

Download
memory/6004-47-0x0000000001020000-0x00000000028D5000-memory.dmp

Filesize
24.7MB

Download
memory/6004-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/6004-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/6004-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6004-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download