73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
303s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 03:28

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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
528	b2e.exe
1124	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1124	cpuminer-sse2.exe
1124	cpuminer-sse2.exe
1124	cpuminer-sse2.exe
1124	cpuminer-sse2.exe
1124	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3476-6-0x0000000000400000-0x000000000393A000-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 3476 wrote to memory of 528	3476	batexe.exe	74
PID 3476 wrote to memory of 528	3476	batexe.exe	74
PID 3476 wrote to memory of 528	3476	batexe.exe	74
PID 528 wrote to memory of 3864	528	b2e.exe	75
PID 528 wrote to memory of 3864	528	b2e.exe	75
PID 528 wrote to memory of 3864	528	b2e.exe	75
PID 3864 wrote to memory of 1124	3864	cmd.exe	78
PID 3864 wrote to memory of 1124	3864	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:3476
- C:\Users\Admin\AppData\Local\Temp\AD38.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AD38.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AD38.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:528
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B120.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3864
  - - 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:1124

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\AD38.tmp\b2e.exe

Filesize
7.6MB

MD5
55aafea386fe936f8cf36a68f18843f1

SHA1
f2469e22f5da5d6920b46039eeb0a86648cd6c90

SHA256
bd4be0b0a70faaf29905ccaf23e84e7b5262e4aa0de1536242a6e6fb0b742438

SHA512
48e91ef5ebbdcd90dc179c3af603de3178b93d94022ac9658e3614966fa479f71135280c5b6eb43985b0bb919d0a4e16056df4efd4afc0ffe15afec2b33b1f12

Download Submit
C:\Users\Admin\AppData\Local\Temp\AD38.tmp\b2e.exe

Filesize
7.9MB

MD5
6de51b67eb8b1a16f5186fd8836b2fa4

SHA1
cb29c70e777554b777439c224dca6898fdc16a48

SHA256
ff2a00a633df1fade7eb17f8023b03250b0b706a4c921961190f382c27f18bd9

SHA512
7107f8cc8e8d069ceeef11b0843a7e7a250780103e6648330305b3b94a2259e1143eb4d9c1c387483c324d3a63f66811a2a2107ecd5c6f501f08c78083f46798

Download Submit
C:\Users\Admin\AppData\Local\Temp\B120.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
1.2MB

MD5
f1ca0e4f8c80894a61a5945f2fc27c61

SHA1
5d8469a5db2409fefd4dd907e3f4e21d888212d2

SHA256
85a6a3bf0a70ef299bf81f721b492de7d5dc9a8f73a7157c6c41bd4d8bf2957e

SHA512
1859c39c68c69f7d76e987b8593932f0a059fcb48d5be21bb8bb8649bcafcd4f1951043c70be114484650d08deaa1b90bd35510db7ee6a1af1cda75b6af9f3c1

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

Filesize
1.1MB

MD5
3adca8ad197ff52dab48043a8ccef18b

SHA1
c95cf5c2cec6561d8d59f9c9b5194b0ff5725f75

SHA256
d760a27a07b95508c74fbdf1cb82f8a433620cb71c15fbb16c911f0d8a64aa4e

SHA512
d07481f6fe3e503f72134d3df0cc907bf7a39b7b9eff773d2cf9d78aed070d6e54335ac338aa1d12fa5f5cb1a25d204d3b62de0739a125a8a5dc1f5aa7e2b59d

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
1.1MB

MD5
c92c77f1a0ac6f5dc252a0e6187d8345

SHA1
f7814840f3adb7a5f510c3cd772682d5542880d4

SHA256
2fc1c2da730cdbdf707f77739c0a6ccd5f598b75d7dcff31eed0f68549f1e043

SHA512
dcc271087d055c897b6f5ca858da460861a32f18100a211d794b57778f1c51b06f627e979ecb7e0c9fd06c2f41e4dbcfc168a21611810f867b14d033aab74111

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

Filesize
1024KB

MD5
61f1013547dc4ad24f8c5338c41931c3

SHA1
4a9f72fe7e71046ecd3d5af6443f195a6051430b

SHA256
2a65749eaa95c5c90be12d11587a82432933aabd60e8854868bc7168a36150ee

SHA512
6604219c7e5d583e8cc6a1f407e9964ab39791026857d17c9de25d3a4a8bb0272d491c6c019643eeeee8a2bd3451f3e0b75298e043777d44b8f3a161582c9b40

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

Filesize
1.1MB

MD5
1adcbde144cb45d2abd9c65fe56a9573

SHA1
266224d180d7c6a9cb2059d8b348462a0167cfee

SHA256
2b513e9d3c23b82037082876cd5a586f7c98052b35d499e591cc3a16c4b95df5

SHA512
78affcd4f27bd95a6f872070022f9c4a086708313b1d16761ff5eb5525f1d815a107c20d19efeab1adee66ed3656012893fbcb7190f4a3a031760e07df977972

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/528-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/528-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1124-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-43-0x0000000062770000-0x0000000062808000-memory.dmp

Filesize
608KB

Download
memory/1124-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1124-44-0x0000000001140000-0x00000000029F5000-memory.dmp

Filesize
24.7MB

Download
memory/1124-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1124-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1124-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download