73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
14-02-2024 09:21

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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-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5424	b2e.exe
5940	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5940	cpuminer-sse2.exe
5940	cpuminer-sse2.exe
5940	cpuminer-sse2.exe
5940	cpuminer-sse2.exe
5940	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1364-9-0x0000000000400000-0x000000000393A000-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 1364 wrote to memory of 5424	1364	batexe.exe	85
PID 1364 wrote to memory of 5424	1364	batexe.exe	85
PID 1364 wrote to memory of 5424	1364	batexe.exe	85
PID 5424 wrote to memory of 5396	5424	b2e.exe	86
PID 5424 wrote to memory of 5396	5424	b2e.exe	86
PID 5424 wrote to memory of 5396	5424	b2e.exe	86
PID 5396 wrote to memory of 5940	5396	cmd.exe	89
PID 5396 wrote to memory of 5940	5396	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:1364
- C:\Users\Admin\AppData\Local\Temp\638C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\638C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\638C.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:5424
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\663C.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5396
  - - 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:5940

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\638C.tmp\b2e.exe

Filesize
14.1MB

MD5
96fdc334567fcf71744c58b4aad9e027

SHA1
2ecd79427cefed63a9317699fec63e70c2254bcd

SHA256
3616fb764a3416d6336b62000ff999363d812ff84c0719b5cac3dc13648d19ce

SHA512
53ab9446046eb7d0165776ef6dae466cc2d9d710f6c4c6757e7cd1b4f6f6bc52f5a5d6f99ec141e815d70c9ee7e2f550acdb098e48d61a123d9e9224373582a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\638C.tmp\b2e.exe

Filesize
4.5MB

MD5
7ea869dd0a0c2fd41426c8930ec48700

SHA1
a0969859426e55c419e128553d674ba24c986479

SHA256
e3c76c45b02f81d60778ff6a21629fe433cea09fbbe1fafa642e4d3a7e46bebc

SHA512
1e426618bdc6dbf6c60f424efa7256f1194c59683bd5d5b6f1f9ef413068fd7d4a5f401b21529d64a8a96d30a359a2733e45684ad3e6bf0077cb3c3478ddf454

Download Submit
C:\Users\Admin\AppData\Local\Temp\638C.tmp\b2e.exe

Filesize
5.4MB

MD5
998acd869d5fa533f9e26d5436e5e724

SHA1
8ba00d6a392efb281a15cfd5eb962237be8495d2

SHA256
4b3ee3cf2b10f3fd10d352a7785ee879c97227cd13513101cea643b3544f3ca3

SHA512
5928a93d6e3e720f2b64f640db05ea083158d7581df70c7ffc36aa35e6f0c224e5b4356ce43d8cc7518d43aa211349fc74ea5d1cfbf0ae96c814d1b123d0aa71

Download Submit
C:\Users\Admin\AppData\Local\Temp\663C.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
1.4MB

MD5
3fda6f13c3ce9e53d036ccc0247c5ca3

SHA1
91876997c2614d0624afee7c52bced0aed924fcf

SHA256
ce764b072b5624866e6e434c9abdb360e8c900467708aabeeec4b75cb6ee17a2

SHA512
adc7ffcdd2ec95d1d85cb86f3401655880b755f0b31d7c54a5d7826c64c843eeb874288f2126b8d36eb44d63ee627176f3684e4816dd6124c77318d6f8fb4da3

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
580KB

MD5
62175496f8a02819a5640505e4fde8ca

SHA1
59917d36dddda6564a06502f09e8dc25b2f4b1c1

SHA256
22ca52f69b118c6be2230bc9c578bd64502774f5ad403fce54ab1c3c3f75e62d

SHA512
44c0b7e3c1aafcd3e6fb899d2b2fc19a8d762f000c42ddcc95ac96f37345b0c25faf48217dd88d6d761b2fa67930db812b16fde368824d73a92b1b754bb7ef9b

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
1.9MB

MD5
111831384623d9b1b4465c41b0afbccc

SHA1
fc97aa09ecf822e8254d21c8c863795352c86cb2

SHA256
b5c3c8b98c71874cc7f7bb3fb66796e7172457dbf93229791064b429550c28cb

SHA512
6efae73adc9bed35fd5f7419232f0a7863ca424fc081d3540c235dd1791a69bc2e3975735499aab365841258e42fab3671a75694866e12a4c2d5cf1984165a0c

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

Filesize
1.4MB

MD5
c1457ef1801775507fc3353ef9b251f3

SHA1
94271c3eaf798e396716ce991642da466f65b74d

SHA256
bbbedd70c0ab2a90a20bcad6281470c5d339dbbecbd3e30d4e1ac185daf8d74a

SHA512
c2a5b006424d23ec0d89be3041ff31054e186217df625ffb4c91545b1b32fa9f506119623f35cc9df3e7c5939ed2038b8d99597a736c4e573b712507de77f6c7

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

Filesize
1.2MB

MD5
e5ad741b50e51cfb77f8bc80e669acf4

SHA1
19a1ecff5b7aa7008d0b1d70dc2aa4b1b2ed9e86

SHA256
c9edf0f5691a3cab0fbf0d94c28b2dccb6e155e541a871b29873aeeb1a7f1c1d

SHA512
1342b8d883586a5946bf83d6e31a4a078dcce1651a0ed2eabe3d539adb1a3b0c14f821161f82b228a3d3814bf39bbc401ffd5128c80805afd8cd4b37bbf04e63

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1364-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5424-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5424-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5940-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-46-0x0000000055450000-0x00000000554E8000-memory.dmp

Filesize
608KB

Download
memory/5940-47-0x0000000001160000-0x0000000002A15000-memory.dmp

Filesize
24.7MB

Download
memory/5940-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/5940-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5940-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5940-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download