73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
304s
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, 11:45

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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
3480	b2e.exe
4104	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4104	cpuminer-sse2.exe
4104	cpuminer-sse2.exe
4104	cpuminer-sse2.exe
4104	cpuminer-sse2.exe
4104	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/5004-5-0x0000000000400000-0x000000000393A000-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 5004 wrote to memory of 3480	5004	batexe.exe	74
PID 5004 wrote to memory of 3480	5004	batexe.exe	74
PID 5004 wrote to memory of 3480	5004	batexe.exe	74
PID 3480 wrote to memory of 412	3480	b2e.exe	75
PID 3480 wrote to memory of 412	3480	b2e.exe	75
PID 3480 wrote to memory of 412	3480	b2e.exe	75
PID 412 wrote to memory of 4104	412	cmd.exe	78
PID 412 wrote to memory of 4104	412	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:5004
- C:\Users\Admin\AppData\Local\Temp\D37C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\D37C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\D37C.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:3480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D83F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:412
  - - 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:4104

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\D37C.tmp\b2e.exe

Filesize
832KB

MD5
e1bd95ac3f9c6ce43914de2a53967fee

SHA1
3e03982c075df051d5a8dd837f42873f30483faf

SHA256
45c3475b58fbaa942be0297167c5c3fbbfe7295aa3fcbb4fb61df1348f55c550

SHA512
2166424e86301bbe04fbcce5d0b91562248845c5b1a7e889fee9a95d1c872dd6ea5cc85792b54e6d085095339be2f2b7f30cfd9b40a071b51c96a5009cc96f00

Download Submit
C:\Users\Admin\AppData\Local\Temp\D37C.tmp\b2e.exe

Filesize
704KB

MD5
2bb8bf63c7d7958f71f9307c8635131f

SHA1
2362f18b011bd1e60fa078052821edefa33b8e08

SHA256
85151a35fd2a7ef587918c4702b2adbe0c3e7eed43bc8564a662ed03a6f3ce79

SHA512
59eba9edea2b2af76f261db76b15912b20070d75db7cf498d55a1bc13f11692d016c9a70ed447a784c874f6d11582112312f3d058443606eb4b6de349a4857ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\D83F.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\libstdc++-6.dll

Filesize
8.2MB

MD5
a71f1a5d0edcf7449496c3374c7e6682

SHA1
8595b47daf1a8ae6ca4ff1ebcf9df80a6fb05abc

SHA256
f4771e3471723b80d57871a0af4ddb994b0b22cf40300dc29d7f912cd301c27c

SHA512
5ee179d877dffdcb50e2e730efc1c7be4a3edafacd9097e1e2fbf5ea98a56f8811d275b7270d7925ca0b68c62527d20a0ef1ad352ab9ab0f28454762dc12917c

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
10.8MB

MD5
68e373e1bf75eec53783d812c260cd53

SHA1
cf20a7c6330d1508714c6284a271bff9186ec524

SHA256
b7209f7d285eef97d1b3deb6aa4bb90c5da69b1fa99a82388232c266ae0b0dce

SHA512
c81cd0862ec832aeef7c7922ec79a09410f98dd105ec40193b8e8899885a313fc1876d333df47a9a1be26b867d7043b1352520b69f9b6202a69e3497f0dfa81c

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

Filesize
9.6MB

MD5
d164c2fd392b181c7623a2be494c343d

SHA1
d9ca7ae28482519b2725696803c877dbafe07f6a

SHA256
4fe2c17eced6b8d985e88974d5f1a33e1a0487e48b538cc892a70a366e053441

SHA512
ab915a95ad5c8cd80bc7614b46c2c983fa702c7fe21c825808a8a0f7bb41d4da2a08159e1db30c056c8aeb1e354b60c705352effa39c79bf13640e42822f71e6

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3480-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3480-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4104-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4104-42-0x0000000067A90000-0x0000000067B28000-memory.dmp

Filesize
608KB

Download
memory/4104-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4104-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4104-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4104-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5004-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download