73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
301s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19-02-2024 16:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
4760	b2e.exe
4168	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe
4168	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4128-5-0x0000000000400000-0x000000000393A000-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 4128 wrote to memory of 4760	4128	batexe.exe	74
PID 4128 wrote to memory of 4760	4128	batexe.exe	74
PID 4128 wrote to memory of 4760	4128	batexe.exe	74
PID 4760 wrote to memory of 8	4760	b2e.exe	76
PID 4760 wrote to memory of 8	4760	b2e.exe	76
PID 4760 wrote to memory of 8	4760	b2e.exe	76
PID 8 wrote to memory of 4168	8	cmd.exe	78
PID 8 wrote to memory of 4168	8	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:4128
- C:\Users\Admin\AppData\Local\Temp\8FBD.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8FBD.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8FBD.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:4760
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\91EF.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:8
  - - 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:4168

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\8FBD.tmp\b2e.exe

Filesize
5.5MB

MD5
643233a08c0481025d6f7cf70f5743f3

SHA1
99a4c6c9b08ac9ebc240646df01147a6777a0c5c

SHA256
f96b049256b1da5198f86750a19e70d86364b23018c1dabb3e42683fec54c16a

SHA512
7b65d1eb6f85bcf60d93262cf7ffb9377e1774616b02d905b14a7fb58d8de923e5645aa3722dfc5ba4bcc624367e6ce94057e473c3f83db94f0368fc735326c7

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

Filesize
5.3MB

MD5
2a41a9e680d73eba33cfcdfa33c23c84

SHA1
33684cf916fc4201ee82ed7522b943729efd4f57

SHA256
f88620e5b07d4adab758556c7711a06dd563e19b50c6b8e960de076f60ac7476

SHA512
7ea7420ed36f4328275008a4b06c68150b14f1495c5636ccf306df27ea81e9ddd747a48814e1d08a51606a370121388d17fdc8649ff4d6e96f8c456d6b6c4617

Download Submit
C:\Users\Admin\AppData\Local\Temp\91EF.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
1.2MB

MD5
a05dbaa7c82795636f528a03a86f4fdc

SHA1
6a4abb2891040a5a2f4f66f9627e96459b04ba50

SHA256
5c93787d5017dadae8070199a8a82c98091b9063beeaa48c1f73b51f5429d360

SHA512
c010b14f429390947d70a1db07087f57e2035d0c904d3752718186f2ec03868146aca084ed791d7325b6b104a2071f2361e5f9612862443e6307ee89f8a1bda1

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

Filesize
1.6MB

MD5
68b9ac5ae90127c74273f1cef7595a9e

SHA1
65958596f7fe21ea3e238c100800d787c3d21dbd

SHA256
1ad13e424fca379121bb202175bf2aa3435689f277211efe47db641baee60714

SHA512
7cd043504e0ac675c3b73aaf5c2614f570d9b9ba765e5d4eb256d441e06f2e3cce2d01004b6888b40fd65c656a3a422a662f547e0ed48a2c5b45ca4823ff1ec7

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
1.5MB

MD5
73541513dbe2388880fdfbe2d092d470

SHA1
cf554348daa6e4384aa8972607e0fb85eef1f0e4

SHA256
9442647e652eabce1a148387d4c839ac5b216081943e4a42082f119621cf1a71

SHA512
6fcf3bd2b1374b6821ca17977841a2c0aa185f5070f881ab83768c3ba6153d52ace547ece5411028ff03e0ffab62e1d30bab5637366ea4c98c1316b878cc7ca9

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
1.1MB

MD5
d08957490a8c09d35d6765a51892219a

SHA1
b7e57f671e45d0e37c6286914ace754cea72329f

SHA256
42d98273badad89bd4fa82ac2f3588cf959d7287ddebfa560af705623f505c5c

SHA512
cdd7c25c61bd5eb0cbe9e77906ea1493f9c29c809f15ae3a31fd9f7a48fd4fbf18e84bda58dd3f3e8ddd21ed3a5a4efac4a9acad6631e4b9f4201849e7fb60dd

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

Filesize
1.7MB

MD5
ec9198a8a0f6f61e12323bd5d1a36342

SHA1
a6b33568c1277c74078566aba5295a9fbec9c85a

SHA256
ea549f3e85905e6f1ff013539d88473aba6609ee099e7654cea9bcb68cd9d5ba

SHA512
2215765fbd0f10bf0584b36e903718083d2fcd7e8c4e4920a806130ea15ec795ab6529d5505c43fe44939b87982f2514cf689fdc8d9df9be012a23bc0e6a08f9

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4128-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4168-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4168-43-0x000000006D5C0000-0x000000006D658000-memory.dmp

Filesize
608KB

Download
memory/4168-44-0x0000000001130000-0x00000000029E5000-memory.dmp

Filesize
24.7MB

Download
memory/4168-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4168-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4168-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4760-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4760-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download