73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
295s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18/02/2024, 13:41

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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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5220	b2e.exe
6128	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
6128	cpuminer-sse2.exe
6128	cpuminer-sse2.exe
6128	cpuminer-sse2.exe
6128	cpuminer-sse2.exe
6128	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3872-9-0x0000000000400000-0x000000000393A000-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 3872 wrote to memory of 5220	3872	batexe.exe	85
PID 3872 wrote to memory of 5220	3872	batexe.exe	85
PID 3872 wrote to memory of 5220	3872	batexe.exe	85
PID 5220 wrote to memory of 1840	5220	b2e.exe	86
PID 5220 wrote to memory of 1840	5220	b2e.exe	86
PID 5220 wrote to memory of 1840	5220	b2e.exe	86
PID 1840 wrote to memory of 6128	1840	cmd.exe	89
PID 1840 wrote to memory of 6128	1840	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:3872
- C:\Users\Admin\AppData\Local\Temp\6C08.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6C08.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6C08.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:5220
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6F15.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1840
  - - 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:6128

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\6C08.tmp\b2e.exe

Filesize
18.4MB

MD5
d067f774f1944d425a5fb2f42114007b

SHA1
b333b9da5f015f4c4da1a2e0b0c2bd276d821984

SHA256
ba3bf5e6e2e99d9fa2d26cfc7355a4223117a054a0bfc6c7d547386a72d45362

SHA512
cfb55a593f8fa2926500a6f62790062d40b572e3eddba3b7d7b425f4d5daf5c5f11a2cca2c858c8ec2295b233281868eb6249d09149dcbada034457d7dbe1ec0

Download Submit
C:\Users\Admin\AppData\Local\Temp\6C08.tmp\b2e.exe

Filesize
6.9MB

MD5
f26f740e23f6269691ed0407bdb1bfcc

SHA1
9751c5b497c1bf92a935bac2bca918304011f0bf

SHA256
98d9afa4a3b3c2964fd9c4dd44aa83e22bde81730a1c57d8494458d18b6818b1

SHA512
338620a26765ea7580e3f4f19d592c0c3db46fafee218f30e7675f201320bfac630cffcf5a5aa7898a5ca539c578794d34dd366f932bda93f509ef92154e2bf7

Download Submit
C:\Users\Admin\AppData\Local\Temp\6C08.tmp\b2e.exe

Filesize
8.6MB

MD5
962895566149e3ba069e848b788fc26d

SHA1
9707e4728751f02f130f28b4bb2978e8cad68e8c

SHA256
7c544c1e74627614357505557f028e1f08b163e78b9d230169fcd746083f5aff

SHA512
fda892854a462a005fd842c67085f56d67410403e92056afd3174711817ae30a9dab7f4b1e055277aa5dcbfc8e4df55b8aefe7ddfc8c70ad894c7751665fee4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F15.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
4.6MB

MD5
76842e9c39ecb22eb09951d2952b437d

SHA1
a3d1b9177c69e1dc2d20f5590637e32a3d2c66bf

SHA256
584a96985b6ae613dc13e28ecde7953dfcce76f29fc2075a6286a177c5ec232a

SHA512
9ccb76230de988ff8a3908dfaf8eca72e636220085d7c073826725855ffd746f6d105151548449588257332459a7eab2f4fc334aa7b4ffbae80f571fe27b257f

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
6.8MB

MD5
10b36776174a869d726849f95ab05e8e

SHA1
ddf1b7396924e6e45ec3094664cc2e6ed6b85f92

SHA256
71830b476b73af532795bbbcb467b105b5317c4578d6300bf931b619d595ded0

SHA512
f561bca33e78308824ff10687e198c9a1cf39508b6909ed0d4e519a874663349288f06a03b79e81fe66bd45b88ca0e01959ca861518b8c5c78294369c8be87e5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3872-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5220-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5220-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/6128-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/6128-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/6128-47-0x0000000000EA0000-0x0000000002755000-memory.dmp

Filesize
24.7MB

Download
memory/6128-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-46-0x0000000054460000-0x00000000544F8000-memory.dmp

Filesize
608KB

Download
memory/6128-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/6128-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download