73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
297s
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, 09:31

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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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4212	b2e.exe
3276	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3276	cpuminer-sse2.exe
3276	cpuminer-sse2.exe
3276	cpuminer-sse2.exe
3276	cpuminer-sse2.exe
3276	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4972-8-0x0000000000400000-0x000000000393A000-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 4972 wrote to memory of 4212	4972	batexe.exe	85
PID 4972 wrote to memory of 4212	4972	batexe.exe	85
PID 4972 wrote to memory of 4212	4972	batexe.exe	85
PID 4212 wrote to memory of 4332	4212	b2e.exe	86
PID 4212 wrote to memory of 4332	4212	b2e.exe	86
PID 4212 wrote to memory of 4332	4212	b2e.exe	86
PID 4332 wrote to memory of 3276	4332	cmd.exe	89
PID 4332 wrote to memory of 3276	4332	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:4972
- C:\Users\Admin\AppData\Local\Temp\6EF6.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6EF6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6EF6.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:4212
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7177.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4332
  - - 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:3276

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\6EF6.tmp\b2e.exe

Filesize
14.5MB

MD5
f0b18754677c7e497feee026e991a199

SHA1
9cea7bafbfa2873fc78fd09453481bdc0f29362f

SHA256
6f0df4729e915cd203343b0a9c2c6fe5dbbd9c5cf5db9f30d5964aeead8e0d57

SHA512
5d593653d2e58d996b7da4956f84a4dcdb17e3a0ce35fe5af3e827d925008e3d89ae64cc6ad36dc12992b100bb8b3fa93d08b04a6199367ad4a6ba907e5e4222

Download Submit
C:\Users\Admin\AppData\Local\Temp\6EF6.tmp\b2e.exe

Filesize
15.3MB

MD5
871bfe59a3accbad82767a66c77713e1

SHA1
6668bbdb58f81fafd7ffa676fdbc62aef23059a4

SHA256
dd874079c0caf8a1b1a9ebdaa083f8524ad28817e86e3e2bedd6f09c02d552a2

SHA512
a9e009bb9744d01bfe0a55a2f69550434cd10d5f84896072c5fd0780afd1eac19323618d38340c7da27b04a3a7ace73ef1c786ee235fce6a802be6576d000475

Download Submit
C:\Users\Admin\AppData\Local\Temp\6EF6.tmp\b2e.exe

Filesize
14.5MB

MD5
203acac0368ae1105f0ca75b48113e37

SHA1
5c966cab353a7017d653390143555a011f4c92c5

SHA256
3b31ea09c549151c0d0b43240266e6f53acc609189ad6da22bd601834a29602b

SHA512
9ed5b083eb2049cdb3eef9333241e2d47830df5f3b58ebd098984340686ef6db5f4884304ec142f8a9342075212fb141a8c608066071be067ae00a861605fbbd

Download Submit
C:\Users\Admin\AppData\Local\Temp\7177.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
14.1MB

MD5
273144fdf36b01bd2c98a1ed83e6cd90

SHA1
c4dac114c49db7984726ba7f8e88426a11589f42

SHA256
e656b631e1000cecc0485bc3852cc30c9f95443bedcfb81b2d34989ea6d28b42

SHA512
7e3e655685bd843924499801ddd8d12905ffc9570820762dabd00d18add3fb43138a5642bc254cc1fd4ff511d530113c434cf111351319b166b4b60ee37da183

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

Filesize
15.5MB

MD5
a3bd2c60f8e2ac4d588aca52f3140b59

SHA1
588e245a69413e09d41b0d36efa06cce167be12a

SHA256
2d032dd47569ff4da079fc82c1a10dd73c07d4c098f9db4aab56daf57d59ce89

SHA512
3f8820ee7b13a1614560ccc011a271202f9140a06d7dfbfe830333e354b202a23de9ca3ef2fd617fbf1940346c86e488458f686ac4a768b23b69a0b96d9f0998

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

Filesize
13.2MB

MD5
501832b9b56f2b8f55a26da091a279a5

SHA1
aa4d55effea351f4950a9e5ac04a057b104b2156

SHA256
b47958d440bde0b2132d0160a6079d4a3473c52f6af3ff1c5df083a59249e70d

SHA512
1585700bf9f713b13c66dbbc315da0321d9ed355e463764222c2e8f032abd03bc94cf0a3bd804fc92684963b565fba76d61cf3f816bb5f7a675c7aec8501177f

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3276-46-0x0000000065110000-0x00000000651A8000-memory.dmp

Filesize
608KB

Download
memory/3276-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3276-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3276-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3276-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3276-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4212-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4212-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4972-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download