73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
17/02/2024, 16:02

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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
168	b2e.exe
1928	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1928	cpuminer-sse2.exe
1928	cpuminer-sse2.exe
1928	cpuminer-sse2.exe
1928	cpuminer-sse2.exe
1928	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4608-5-0x0000000000400000-0x000000000393A000-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 4608 wrote to memory of 168	4608	batexe.exe	74
PID 4608 wrote to memory of 168	4608	batexe.exe	74
PID 4608 wrote to memory of 168	4608	batexe.exe	74
PID 168 wrote to memory of 1072	168	b2e.exe	75
PID 168 wrote to memory of 1072	168	b2e.exe	75
PID 168 wrote to memory of 1072	168	b2e.exe	75
PID 1072 wrote to memory of 1928	1072	cmd.exe	78
PID 1072 wrote to memory of 1928	1072	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:4608
- C:\Users\Admin\AppData\Local\Temp\8D6B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8D6B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8D6B.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:168
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8F5F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1072
  - - 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:1928

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\8D6B.tmp\b2e.exe

Filesize
10.2MB

MD5
17529e6d329ac45f2410dc172ebf1e30

SHA1
8eb2c93e3753bb0eed8b1f98b482f20d20716aa9

SHA256
f2d3e4aff834932c44763f9a1a8a2d090f7e28e78eb5d7581c606df86b28074f

SHA512
a486fee1c8056dc3a410729a7f8bee4084b67aee870018b7f40167144e7a5cdaa743f7a8941b6f61006ab8649c90818d27165f42de2d27eac52cb4187d94b855

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D6B.tmp\b2e.exe

Filesize
12.4MB

MD5
eaf3bb3b0b7d2c911242621d2023d294

SHA1
c8d55ace2765ddb0aaf5592cd5ff43bae621eb66

SHA256
8910630deaa481e0d7f5ffba212c9eedebe037505e18559765598ed9458f5a7d

SHA512
488731d4c9de7070c943bdbb0f022021f5a27b996c01b9315abe75b5629c76dbdf5fcc4696106c308ebd35f99e07148e92ed1f1a25c37a91e6e452eac622fcfb

Download Submit
C:\Users\Admin\AppData\Local\Temp\8F5F.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
9.0MB

MD5
4d438be78f7ba2cdd558e08fd980b9c3

SHA1
b6099f65b09747410f7233dfbf4cb672d4f61741

SHA256
ac1acc6bf77159bce4d5ab7b4b2c91a842846e84b6a69db3e770db8bb4b23d83

SHA512
8e572c7b55a08e0134b545d68e7d3d0e298d366cf946ae0fe14b1f80e49743d18d1ba18d631dfc196f5ddd8eb0f506836619e0f195da254abc0b89c60471602a

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
12.0MB

MD5
763078a364b61ef3089f3174dfdfd67e

SHA1
50a771552377768fe29a3e2e653f5cc84de8ed91

SHA256
a08f1468c6221d03f77984d79e63a68e6cdf738bb2c5c98ec3b8569bfbcdbc4e

SHA512
28db4f179af58276bcb23635b1aa2463481ad830a025d8c1d593669940192383cc50ac135361f783df4a9c5c70609974f1a682d81ab006abdd226b65e94ae1b7

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

Filesize
9.9MB

MD5
26725c59d98629c3f80e18cc7b0a2714

SHA1
fca413b6e91c12da8d19bf2f1d30c955311a0635

SHA256
907bfd4e6d208823d989e546327284345d64a508ce509140b9954d9d4eba588d

SHA512
7793d166b249140c3335a3df84d34bd528d3fa10b5c622d43e0bac839dcce2d83b8e2182715fbdcf41743bab4c61c531a5868070c7fd3620199432b36d0bbbdb

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/168-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/168-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1928-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1928-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-43-0x00000000550B0000-0x0000000055148000-memory.dmp

Filesize
608KB

Download
memory/1928-44-0x0000000000E20000-0x00000000026D5000-memory.dmp

Filesize
24.7MB

Download
memory/1928-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1928-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1928-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4608-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download