73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
306s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 05:35

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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
4712	b2e.exe
4352	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4352	cpuminer-sse2.exe
4352	cpuminer-sse2.exe
4352	cpuminer-sse2.exe
4352	cpuminer-sse2.exe
4352	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2268-6-0x0000000000400000-0x000000000393A000-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 2268 wrote to memory of 4712	2268	batexe.exe	74
PID 2268 wrote to memory of 4712	2268	batexe.exe	74
PID 2268 wrote to memory of 4712	2268	batexe.exe	74
PID 4712 wrote to memory of 3716	4712	b2e.exe	75
PID 4712 wrote to memory of 3716	4712	b2e.exe	75
PID 4712 wrote to memory of 3716	4712	b2e.exe	75
PID 3716 wrote to memory of 4352	3716	cmd.exe	78
PID 3716 wrote to memory of 4352	3716	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:2268
- C:\Users\Admin\AppData\Local\Temp\D215.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\D215.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\D215.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:4712
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D66A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3716
  - - 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:4352

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\D215.tmp\b2e.exe

Filesize
4.6MB

MD5
2c062537f6bcf769ccb81d348e17a391

SHA1
3dfd3381c45bc8cac89520478670a8a32897eaea

SHA256
8c2d6c573d468e398c2894962e3e5113580963e0e1ff2204e2b93cc46f2e4900

SHA512
39443a239d34abf5b9f78547bba79eb04269092bb9cbbda2bcc4469899cb2712865f9de32788c2829e5fb839137e2ca6dc09740898e3da944cf1ac20ed6cf7c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\D215.tmp\b2e.exe

Filesize
6.6MB

MD5
ce446be547517b62747499ca04f8f48e

SHA1
789cb05384c9fabed389445cb19375d3d54386d2

SHA256
94c412ab59d018668028765cb712e59f4131ac264a40cf2dc759c1b7c95f7cfa

SHA512
5c4abdbd260d81275e4865d2d62828122f5bb1d7d327b8667cc7033508cb8a5aa48547a698b6f662bc2768ff1e7a42e12b345c9f29d0eb4f3a52ce4f24e55e30

Download Submit
C:\Users\Admin\AppData\Local\Temp\D66A.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
384KB

MD5
d1d1f36cdbccda3b96e8c164afb74526

SHA1
91bafcd404c8568c9a195ec8cbf9592ea9e17e8b

SHA256
ea6e726150aa9a8dcf9ccb6a991440b451f9f2dcc46d93cb35971556879d1d03

SHA512
2306e6578ba2217b4f32913e1ac35e0547723b873c11244e96affd05457945373c621ea16a82e1e3aa1a177e3059efc40c8585118c63a3ea145524c51d1d18c9

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
2.2MB

MD5
5c143111f4aa8ab93bd224c6dc2bf818

SHA1
bf4df051203044db805306760b709be9eb52c141

SHA256
276be8230c72f166e606dad066917929ed6808fc2a7672b915cdfdf75e3f7f28

SHA512
258d0519e2a5db729401f3c1eac10fe96dfa8543504cabbfc2555db16bbfdce1965be976c6604cb023820bc47cf41050fbccd3d9eedd2c0943a42fd91d3874f8

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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
\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\libstdc++-6.dll

Filesize
3.2MB

MD5
2ea17a6727c749b226d79939f58cd512

SHA1
8e831fa379eabc90201195d512369e39af1fa34b

SHA256
848d2681f294012b2d314365072d71ce0c454f0be6f9171e0de033a63124e13b

SHA512
d71a08be881f843c47067f1b91e0a76dd65207fe0fc4c462501ea575ddb6d0551329db33d3b09ddfae2c9fd42980e81522602f4ff792026106fbb4c2daa092ca

Download Submit
memory/2268-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4352-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4352-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4352-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4352-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4352-43-0x000000005C010000-0x000000005C0A8000-memory.dmp

Filesize
608KB

Download
memory/4352-44-0x0000000001020000-0x00000000028D5000-memory.dmp

Filesize
24.7MB

Download
memory/4352-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4352-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4352-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4352-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4352-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4352-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4712-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4712-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download