73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21-02-2024 23:41

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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

Executes dropped EXE 2 IoCs

pid	Process
4172	b2e.exe
3372	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3372	cpuminer-sse2.exe
3372	cpuminer-sse2.exe
3372	cpuminer-sse2.exe
3372	cpuminer-sse2.exe
3372	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/788-5-0x0000000000400000-0x000000000393A000-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 788 wrote to memory of 4172	788	batexe.exe	74
PID 788 wrote to memory of 4172	788	batexe.exe	74
PID 788 wrote to memory of 4172	788	batexe.exe	74
PID 4172 wrote to memory of 3736	4172	b2e.exe	75
PID 4172 wrote to memory of 3736	4172	b2e.exe	75
PID 4172 wrote to memory of 3736	4172	b2e.exe	75
PID 3736 wrote to memory of 3372	3736	cmd.exe	78
PID 3736 wrote to memory of 3372	3736	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:788
- C:\Users\Admin\AppData\Local\Temp\1BE0.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\1BE0.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\1BE0.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4172
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2229.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3736
  - - 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:3372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\1BE0.tmp\b2e.exe

Filesize
3.1MB

MD5
96120993939f45494a2291ac005fc474

SHA1
a3cbe6f79529aebfeeb7adf91dd6b9af72029334

SHA256
238062b41bcb8369b3812623b0835fea1db60ed979c076477c0f9e4f50fbc838

SHA512
04e8b936a4401d1f0fa77d89c125aac6d30e3d56142eb91ff8f4e89f12e5c5b27b619ba4c67996833ecb4571fdd4bef315279951a67b823f64c67ec71f121615

Download Submit
C:\Users\Admin\AppData\Local\Temp\1BE0.tmp\b2e.exe

Filesize
3.0MB

MD5
42e52d2aa6e0aa4e0a6cb435f3e72e32

SHA1
904d518be9644114eda76add80ccf585ee238731

SHA256
4f8c614822cb12e7405d484d8ef1c5796fe1002f4e20867e761623d6108bd5ed

SHA512
c5bdbe9278322b817f6744ed51e93d2a5a32b7285a5d8506bd7d6578fd432f43caec54c5ae81074a06b8c2b4a36ad5ee4bb6e817698252ec8df1406ee68916e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\2229.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
4260fb9c30bad60b2e475881799692a1

SHA1
c56dd011a4548220303790bc0d5141f1a1a040a4

SHA256
ca40545b0aa74ecb53f6f52cb70fe1aab492f4d0a8d4d632ecef01fa74ddab0a

SHA512
3adc8a421543c7178106db93786b274a2f7f11ffdfe57b54676116c67727ceeb160374ed086c065fb35e4e2f0548860c30d9d79aedf4c52f0680f751332d3702

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

Filesize
947KB

MD5
abf5688c65fce004199e7e2e81f6b0a8

SHA1
454788a5f5491934ecf510e3ddc0a5fb0fcc5ccc

SHA256
3101d48fb058cb70ea806baca80cc74044e8f808d460b3e2a5fe1b3bd9f173a8

SHA512
6c5f0a6e654d7100a562d111b00c1f77256aa0dbb4481e9507e823e91aca812353b443336d8357c8a8f181101d10682a27fc4cc3dbaf0c23a2032a8a68485582

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
667KB

MD5
00b7f96a4abd6b28fef9868b4b5c6b6d

SHA1
6a7f15e35babbf56cabc367e97f6807a65aad3eb

SHA256
8b32e079d32b079af3f0c54faa96b2cb3cf882de5039d50fe63a57ac4f664d3a

SHA512
bd74e2760eebf004ebde9e1a9f750ac2fe7db0f271bd611f19de6638e21e9f1679a3d7ad03911b7e3a1922b1a02b2f1a526fa70b7a83c4a2f14c68ef7ff0d0f6

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

Filesize
901KB

MD5
3b0f0e08b3e76f5aca073d8d13dea538

SHA1
700c5379ec9cbd121aaa8aa163991568d620e943

SHA256
93eed3825deeccb6bb2ea9b2250d6adb3115fad059f21380e46315c78f9cec9b

SHA512
a91e3c23c4c35616325e300d251ba0693fd446af5f075bb6e5d6de87aa1bdeeb9770ba79ff3675fe295056b599abda38528c3dbe2bc22b35a9fb78010defc612

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

Filesize
765KB

MD5
b185cbe58e66c2487a9559d0bce6de63

SHA1
5dc52895fcffca2ea3448b7febf906ef2a22282c

SHA256
8fead28b7f9c429f1856c04be37a2dadb731f00acc35d38d4ba0cf693cc4bd94

SHA512
029ba8c575f6d08534671db669b51af8608d2735d9731996cd454e8bbddb1c712cb0eb875315bcd2619838b322fcde89d2caee9611a956a56657bc97e3d39a8c

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

Filesize
604KB

MD5
a158055c277449e5c0f631efb4a1b8a4

SHA1
5e59082a307236db5401bc0cfc77ba40c8289f26

SHA256
806e32c22d63c72d032d827d19c54a0dab581247b6941ef07f1be0d6d4c8f4c2

SHA512
b68c6d0b5af4880514bf835ad006fb09f2c14b905589346f878558ec7b82b71505a77d5917d6aef490be6efebaeaa88b91922d68e2575e954dc3e592e0898ab4

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
574KB

MD5
d92c9eba32cf763e2e4fbe2d9a869c1e

SHA1
7066bb3d41feb3b0c8ed240e18e5734c337aed71

SHA256
5a8097563f95526b1dffdb1af7e54c3d11a106b5f9ddcf88518f043fe809ffcd

SHA512
868ed6c5aee149a71853091a88e15d407c388c5a6fdf7f63e71b163afe36ce66cfd377bc06708ea1d7a7ceec10c77f5bc33915bf00304872b405690fe89d4c06

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

Filesize
933KB

MD5
af79257ad76016649dbcd3ee6036768a

SHA1
b5a8df6d6efb634a79dc3b303c5cc6170e374632

SHA256
1518ba4595aff2e9369cdb856ae89b3f8bf95fddf511c8d583d8bf9718498ad0

SHA512
a759deaf052edabfc9d694e6cbf708e51654870dd92f9735b9e3b4a770d193e0a2ec784821391c09c5cad82f2afc1b93f98ba599a5cecd8d317d8fdfd3bd3228

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

Filesize
908KB

MD5
22d0ac78e848e29be1b4747e8954608c

SHA1
9ee4a7f725ede34ca3f420a32d2070041f91bab7

SHA256
5de928f10a9e5a00753e839a3c5cb7245ad9bf547a064db8f23791adbf32f20e

SHA512
93bcb79c184b5d4646f150af3a06b85eebfac6c25ac716ed44e8b9cf82158c40f38af8824b545ee94087f5e5c1d4b0bfa847be14569710a717e4256f88b84927

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/788-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3372-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3372-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3372-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3372-42-0x000000006E300000-0x000000006E398000-memory.dmp

Filesize
608KB

Download
memory/3372-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3372-44-0x0000000001100000-0x00000000029B5000-memory.dmp

Filesize
24.7MB

Download
memory/3372-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3372-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3372-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3372-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3372-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3372-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3372-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4172-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4172-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download