73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
20/02/2024, 05:13

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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
4352	b2e.exe
4488	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4488	cpuminer-sse2.exe
4488	cpuminer-sse2.exe
4488	cpuminer-sse2.exe
4488	cpuminer-sse2.exe
4488	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/872-4-0x0000000000400000-0x000000000393A000-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 872 wrote to memory of 4352	872	batexe.exe	76
PID 872 wrote to memory of 4352	872	batexe.exe	76
PID 872 wrote to memory of 4352	872	batexe.exe	76
PID 4352 wrote to memory of 4892	4352	b2e.exe	77
PID 4352 wrote to memory of 4892	4352	b2e.exe	77
PID 4352 wrote to memory of 4892	4352	b2e.exe	77
PID 4892 wrote to memory of 4488	4892	cmd.exe	80
PID 4892 wrote to memory of 4488	4892	cmd.exe	80

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:872
- C:\Users\Admin\AppData\Local\Temp\9819.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9819.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9819.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:4352
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9A3C.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4892
  - - 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:4488

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\9819.tmp\b2e.exe

Filesize
9.2MB

MD5
d01de7fde330c0912f6cfa275e8c4bff

SHA1
68288153133e78ff94b7236454a5efb9f62ec82d

SHA256
668f6b90a312a6766f8a28fcb865e0a387f213bf32379b618b6895b2aa4de29d

SHA512
dddb4041b14d8bb6ea34536c75076b193cf724c7de2088c2be4c5fcb04b4cab8ec3f499839616a07e92773f8b30df68f136a6d71c3760bfd936e7ad29652b0fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\9819.tmp\b2e.exe

Filesize
10.1MB

MD5
0f04b10ca2b832ba8d1d79751a538737

SHA1
68a3bb956e30e13d11805e1dd444e10d8825a96b

SHA256
e26b8419b4c80c9d6d3e5d39fc11b4246c35fb85c5dc520dfde3e2b1d9686b73

SHA512
6aa60b4a35323e93120365e64419f3b25837283b38d03b711b7f27adbb03b5a4c7c00eabd6765bdc09d9efad7b8480be6600cd769c7d804970122691a02dde33

Download Submit
C:\Users\Admin\AppData\Local\Temp\9A3C.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
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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
5.3MB

MD5
17a4298bca45c140be0e248f964824c9

SHA1
fff4c9a3d040d7eb626c99abb63ec0ac822fbd62

SHA256
032f6eeb36617f10c39a4b8d194789e79a2a99ce0db2422bcf2813dda61ec9bf

SHA512
055f96b7ac1b6fd40ec0d684620c2d3a69b6954a7ca095adcfc6cf5b66e4836a4d4a21d70fbb34d542796457e96999b3f37a1219d9fe69c4512b0c571c41edd3

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

Filesize
7.5MB

MD5
7d249563d21a7e9319ac06c99b9a7724

SHA1
3b08defa52a4efd50ba3381bec652fab3bda89ae

SHA256
9c39a9395ef494e70bfd7ced6e5ae9284ada4acededc96b39b8b971bcab4f9a2

SHA512
b672c61b34226d699cc917862cfe0937bd63bf81766824b01dda23bb453887b02890932213bd5d91797cb59df20631b6c9140b2a5f7a164b3e7d0a5974dd6890

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

Filesize
7.8MB

MD5
5248f3507127f083df4746cba1681c06

SHA1
0120842d9e56eb68afb504efd71b680acc3d3388

SHA256
cbfea403053bbb3d3f9cf31c1a002e43b159aad997677706efb0efdf54e91c03

SHA512
b924962ab03242ea3d420e21fb779d43b1b2bf16be793141df438557361c1e8cf64f2975a875033045793ad9d373239c64b75fc172ac74c188a129dc04324943

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/872-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4352-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4352-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4488-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-42-0x000000006E860000-0x000000006E8F8000-memory.dmp

Filesize
608KB

Download
memory/4488-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4488-44-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/4488-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4488-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download