73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
290s
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
22/02/2024, 14:17

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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
1340	b2e.exe
4380	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4380	cpuminer-sse2.exe
4380	cpuminer-sse2.exe
4380	cpuminer-sse2.exe
4380	cpuminer-sse2.exe
4380	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4928-5-0x0000000000400000-0x000000000393A000-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 4928 wrote to memory of 1340	4928	batexe.exe	73
PID 4928 wrote to memory of 1340	4928	batexe.exe	73
PID 4928 wrote to memory of 1340	4928	batexe.exe	73
PID 1340 wrote to memory of 696	1340	b2e.exe	74
PID 1340 wrote to memory of 696	1340	b2e.exe	74
PID 1340 wrote to memory of 696	1340	b2e.exe	74
PID 696 wrote to memory of 4380	696	cmd.exe	77
PID 696 wrote to memory of 4380	696	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4928
- C:\Users\Admin\AppData\Local\Temp\AFA9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AFA9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AFA9.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:1340
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B4AA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:696
  - - 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:4380

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\AFA9.tmp\b2e.exe

Filesize
1.2MB

MD5
05f6765e8266a1a7d81a80da7788444e

SHA1
e7afd0bf0dce889a026f4233c6705907083e6e23

SHA256
3256219f071d9bbeb2b3483abc7e647cbb550c0b74c415ace444bd8a334df9e8

SHA512
417d266a6eae32d630cf1322d3ab78f8547b09254ba3b5e2e544a7fd294de819754ab2f104ba2f3cab59a1fcfe7b0ea6f622712736079b7eec12a242b914293c

Download Submit
C:\Users\Admin\AppData\Local\Temp\AFA9.tmp\b2e.exe

Filesize
3.7MB

MD5
1159e61025af4499c4aee245391fbaa7

SHA1
6941af22b356ba5b630cd97791029006a9ac5fa4

SHA256
09acfb4f01e9780934a8a94c5fc693816d92723dbcad062494742a9d0168ce8e

SHA512
4413550ea82a8f3ffccb42094a208abfc0c4b033e646e7766ed6610e82eadceec6961af17c5302770a3cfa7185b72e9170a0f21de157628c4f7303cb03c452bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\B4AA.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
1024KB

MD5
1ad6167569badab73bb51c7109b56693

SHA1
85c80eff3810728aeb4af1cdfc6984facaeeb6c0

SHA256
2a0237405f10841de2c9a5d337e1ae7ef626e562194dc6d096d92ae81e88aea6

SHA512
e219d97f0dc3b5f94798dc75f5328b4e7282c420fbb4ed1b44fb1e17941486f244fa28ccd73f55fcaa299a9b2526395a6a81d20a7ff26d9fe02bad77fec68648

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

Filesize
1.4MB

MD5
2af1ce05b5a790b134eefd1efd88dab7

SHA1
b078e6f3cf7ee356e0d9b671c6d33f3a6e777524

SHA256
ce4cb4f4e60a89cbf413622a7f96f879ee15256d4ed5872ccbc3f2b366369fe3

SHA512
bc08666b4c96fb98b1e1a9db0ec10c5bbcddb82efc4829d65057f765a37a24f6e28076300dcc3f07c0b547b563593232f90d959607ee6a5faca26b27364cf695

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
896KB

MD5
f83929cce536e71a3a11e2236c2c6c5f

SHA1
bd0065486a784f1c91e08ada0c3a8f383e23c874

SHA256
f3c7a692875dec174d83dd723c63661fc9de1c0b6548fe3a3f8f8f2015507798

SHA512
815083437ad5659626fba85fa9e31a33ba418d3e1d5f1ec1c7ba77ff5214618493b37821aae3b5b52838ad47f4a7e8c4a3594ee0f970025bc3ee425e9eb50152

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

Filesize
1.2MB

MD5
bd70a3cab70c277ccdcccd474cf2d745

SHA1
a45abbd5114322f1ccad94222d60c5c887219396

SHA256
76cd32be3e16eae9c1cafede92b0a56eae76347a9b3c610b5c3d94b945c504a0

SHA512
b4d4a5b9ec2052d16d21772a8c78eb85fdd77840dcca3e565b1d3bcf43c47e3cacc6dd4fe8b4c1f8a5f901163789fd92392eed13e85cbc499c6788b4a8f094c2

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

Filesize
832KB

MD5
d33f0e6bb5e8d2b9e111a90544790dc8

SHA1
df4e81d22638d511e761744e886c33bc12096c48

SHA256
40729edf62213c039a1818c9adb9478aa0284bb26dd071bd1ac4de1da2470048

SHA512
ce4ebeae054117d4de8b3fe2403d95a6d819483269f851618958e864887e9b2f42fc9c893e1aa207dfa2d94900c8f4214a67796ddeb2a80ce655d69ec290d629

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

Filesize
896KB

MD5
4ece07a08273d0d0db84220926c3d32f

SHA1
d90712e2e643311a963676e87f6afad0c421d895

SHA256
d82c02350e5ca5ebe35d4349a16c3c9986aaecd8be71c05a00b1af09039a4cf3

SHA512
fa010b4c3c0e6d38bb281b4541c0e8b124e05d2feaa6dc11cb6e9c1d85145d5885a5cd61c1bca283f2d9f30295b197343311306acc9d5393aef64793067cdcab

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

Filesize
832KB

MD5
2bfa2b9803bf342837d2cfe9b2b57f64

SHA1
e89eec3559c4904ce523943fed97f3fa2534ab39

SHA256
38710a4ce8976e3e452fe43563f28f9a8259165fd68ca94f5d64f5f4a299b6ab

SHA512
d099f07ca1cb598bdd6f563d917fe3ddcf3f6f37b589f68da987426e416492acf3dbfb2e18387d9afb168308d55c9acfb568c3d31735ab307fc070ff4da93793

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1340-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1340-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4380-43-0x000000006CE10000-0x000000006CEA8000-memory.dmp

Filesize
608KB

Download
memory/4380-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4380-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4380-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-47-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4380-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4380-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4928-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download