73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
302s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 15:56

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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
2696	b2e.exe
4760	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4760	cpuminer-sse2.exe
4760	cpuminer-sse2.exe
4760	cpuminer-sse2.exe
4760	cpuminer-sse2.exe
4760	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4116-4-0x0000000000400000-0x000000000393A000-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 4116 wrote to memory of 2696	4116	batexe.exe	73
PID 4116 wrote to memory of 2696	4116	batexe.exe	73
PID 4116 wrote to memory of 2696	4116	batexe.exe	73
PID 2696 wrote to memory of 2052	2696	b2e.exe	74
PID 2696 wrote to memory of 2052	2696	b2e.exe	74
PID 2696 wrote to memory of 2052	2696	b2e.exe	74
PID 2052 wrote to memory of 4760	2052	cmd.exe	77
PID 2052 wrote to memory of 4760	2052	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:4116
- C:\Users\Admin\AppData\Local\Temp\7891.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7891.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7891.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:2696
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7D25.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2052
  - - 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:4760

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\7891.tmp\b2e.exe

Filesize
2.5MB

MD5
35ffee4e793de9e8635fb4a825da13d7

SHA1
33e645756e7bd58ca2b085febdd3abbfc9e0627a

SHA256
46ff93e4e4951c8f7bcd739c955a7175131da5abb67c7e57cf339265aa6f63ab

SHA512
edb5cff501f7558320ba7644d226753cdcee3b2ca390ccd5a218ec3442766aed66d82f12d4d20ce264c89bc1f3f155afc60ee6c2e58f024ff556f65662f3366a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7891.tmp\b2e.exe

Filesize
1.9MB

MD5
72bcdd2e3cbd85a56349c883c844708c

SHA1
2919f537c2c8c34d155c32454b4ad14bbd8db5ca

SHA256
7105f05e3bc3e033e90f71c36b0a47d6d89574b217581443f55325fd2d9aa0d4

SHA512
82121fd7c939219718e4917d6547caa552e55000666ce3df88b8b8d86e8c1acf312b3c8dcdd7d3555d4a57152df7fc03d57cf209d433f29ed5dced45163be444

Download Submit
C:\Users\Admin\AppData\Local\Temp\7D25.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
1.6MB

MD5
51a57c612d315cd4202df8e75c1013da

SHA1
e58bc6db0f4c9dd680e300cdc660210316ebcf19

SHA256
7652861f498ad81f347beb2197d0ecd193ddf5645d018e533e840c0765b22b8f

SHA512
cb9b55ca097de0bbec9360f7450cceee0d7c307feb81f59ef0b6caada1cf2862d494a52e3c8eb33a8d894be076298433dbe83ff936feea953c560accfcadb675

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

Filesize
1.5MB

MD5
d89ba0239cbc26be4bd6a90d6f9f81b2

SHA1
7c5166ac381c1fa9b1ed6087b1db5d007759c9e9

SHA256
3bb90ae21ba5e12fc3737885fa63209d2de6c8a13f1967d56ce497c0c24d5132

SHA512
7719a303545c81bc5eacde33a02446c130a3c693f0215b8c619874ac71d5b6790730f829d79e961c9531320d2db92da7c57cf74a34bd3f2cf064cc54daea0b8b

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.5MB

MD5
73541513dbe2388880fdfbe2d092d470

SHA1
cf554348daa6e4384aa8972607e0fb85eef1f0e4

SHA256
9442647e652eabce1a148387d4c839ac5b216081943e4a42082f119621cf1a71

SHA512
6fcf3bd2b1374b6821ca17977841a2c0aa185f5070f881ab83768c3ba6153d52ace547ece5411028ff03e0ffab62e1d30bab5637366ea4c98c1316b878cc7ca9

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

Filesize
1.2MB

MD5
8339dd854ac8acbd755c7be45d3534c0

SHA1
c3450b51184637d82c27987117ed85c49f1ef097

SHA256
8e848628061dd11dcc386118b70c602aa51458bf1ce865c84752af7d8bd6e61d

SHA512
620f53d149dc4a1a240fce6c3baafad84d3a132b28493560a3e090911623b4c63294b0dc389f0eaede7d7007c55fab69b2d4a4f8691d0fa2de8312ee828e38a1

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

Filesize
1.7MB

MD5
dd59a0e1e5824b698f74bd74862b1ec3

SHA1
b4a3d21acd103ec90e4d794d5152dd9e3d6268f5

SHA256
6b168c7c5c7fc5be1f0df5a9e1865703cb5bb37441bd88ed5893ecdf289a09c4

SHA512
5b9096f4c958fa537e8f39ed17ea46ff4a4e5483496311c8387ad3df97b4345e8af175a637482c4857069831a6806450c3ff2e664a46a628cf75f570a80c7b9a

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

Filesize
1.4MB

MD5
6209d231684a8f2e5e435f52c37246d1

SHA1
b86fbebd13d623ebc5765543b2ef075f41e57c7c

SHA256
d63535da6cdab2c1a2fe1620c6a418ba16e60f52545f5719bb88e7313f63de9c

SHA512
9d4d2d39827ebd76373a3cb02ccdc6b70737b4842aa9e9949f3c411502feda78d8c60e0612261f2b0491c928f3807c5d43030fae8d7192f265cd42fa356c9f09

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2696-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2696-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4116-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4760-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-42-0x0000000050210000-0x00000000502A8000-memory.dmp

Filesize
608KB

Download
memory/4760-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4760-44-0x0000000001050000-0x0000000002905000-memory.dmp

Filesize
24.7MB

Download
memory/4760-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4760-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download