73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
301s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 15:21

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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
768	b2e.exe
5048	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2224-5-0x0000000000400000-0x000000000393A000-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 2224 wrote to memory of 768	2224	batexe.exe	74
PID 2224 wrote to memory of 768	2224	batexe.exe	74
PID 2224 wrote to memory of 768	2224	batexe.exe	74
PID 768 wrote to memory of 584	768	b2e.exe	75
PID 768 wrote to memory of 584	768	b2e.exe	75
PID 768 wrote to memory of 584	768	b2e.exe	75
PID 584 wrote to memory of 5048	584	cmd.exe	78
PID 584 wrote to memory of 5048	584	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:2224
- C:\Users\Admin\AppData\Local\Temp\A25A.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A25A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A25A.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:768
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A50A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:584
  - - 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:5048

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\A25A.tmp\b2e.exe

Filesize
6.8MB

MD5
3a8dc661fb92beb56ff1072d448af4b6

SHA1
139eedc3387fba747c15ba1b8b5f8f5928b2b14a

SHA256
66a6a5fd3626a32b052730c8d2eb109728a3d5f2dacf6dbed026ed1b53a523b7

SHA512
03c2cd0c377df305fedad33cb84f4f58bee8e7d0ebb4b6d91bf88d2c613e305d41cca97b8abe4fe494a925e764983bf79c8876ed7f9d25bb09397070ebcf8aa4

Download Submit
C:\Users\Admin\AppData\Local\Temp\A25A.tmp\b2e.exe

Filesize
6.2MB

MD5
358f627d2cba148ff5cd248762ca4b3b

SHA1
11493bf87b1a3903d630014732467599143c7f16

SHA256
a860295037064afd567dd25f33c5c6e0b766500d6830be9b0e9b704da715ab30

SHA512
2716b845c7d813aee21c173af250ab902211cdda4c9e31db620bd609cba265948e5cc9777eaf8f465bafcb9c6b3a4275a924a9ab0f05de149a1ba486c42f1f00

Download Submit
C:\Users\Admin\AppData\Local\Temp\A50A.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
1.9MB

MD5
266934ae713d718ca008d2b53bd23bcf

SHA1
d21491e5aa51004cbd91f338ed5ae3a3c09bae6b

SHA256
3a054bfc647d7cb3b80802a0f15b75315f0184be49c3d416524629da00b07125

SHA512
12722d0c47128215a5a639f2477509d0141d7a8c7ac00287354d0c49e0bd2635a1e862d785612d7dd0cd6e02aec8b82ca750160f5e8d738c14f0d50b2d15041f

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\libstdc++-6.dll

Filesize
1.5MB

MD5
cfabb24421c8ae50ad2ef7490749bda3

SHA1
78767209d420e60abc6551748cc06aa1c5d2fac4

SHA256
148985929507a3e6f71c1be1c16c255f8468946db59c136d603ba5654304bb85

SHA512
6452aa418714e1c5cf962dc4a68d04b4e33cec990a3c3ba4e9ef0fa537f7d20b345bc999d159e1de7fc45ad39f9bc2f518cd4cc04a5de77468f23c369ee22fbd

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.6MB

MD5
aa4970e63eee1877fda89b5bea84af54

SHA1
77fcc10be25cfce6839907ab0b56fbf48b8f5b22

SHA256
d2d6cafcd2bd73d085fff90c7e7c409a0a416b6dc98ed69b99618b7ed8d90758

SHA512
1125ac5756b885f99f296a32c23b9c728c3fddefa367b9b9d983723e5b73d7c9a17aac59804bc8977def4c8d2d473b8fb2d9875b0dddc95fd8f60bff81f193b5

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

Filesize
1.3MB

MD5
e1a9d82d7caa12305d5f7c4fb332a51a

SHA1
9322829df3f667cc363be9060f753d5266ccd45d

SHA256
3931b7ea00e9fe70c49a6a69b0fc56bc756634538d36d6662a1844983fde9f1b

SHA512
e605a9818226b04cac47b6f677313f48fce0a1db87bbdb248dd3e0ee663614fa15d1087ae575a8f6ac16d75cb81f4ad8890e49f8edc76ab72394e44d8d58a923

Download Submit
memory/768-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/768-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2224-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5048-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/5048-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-43-0x000000005D6A0000-0x000000005D738000-memory.dmp

Filesize
608KB

Download
memory/5048-44-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/5048-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5048-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download