73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
301s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 02:44

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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
4548	b2e.exe
1968	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1968	cpuminer-sse2.exe
1968	cpuminer-sse2.exe
1968	cpuminer-sse2.exe
1968	cpuminer-sse2.exe
1968	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2628-6-0x0000000000400000-0x000000000393A000-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 2628 wrote to memory of 4548	2628	batexe.exe	74
PID 2628 wrote to memory of 4548	2628	batexe.exe	74
PID 2628 wrote to memory of 4548	2628	batexe.exe	74
PID 4548 wrote to memory of 3464	4548	b2e.exe	75
PID 4548 wrote to memory of 3464	4548	b2e.exe	75
PID 4548 wrote to memory of 3464	4548	b2e.exe	75
PID 3464 wrote to memory of 1968	3464	cmd.exe	78
PID 3464 wrote to memory of 1968	3464	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:2628
- C:\Users\Admin\AppData\Local\Temp\8F7E.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8F7E.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8F7E.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:4548
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9143.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3464
  - - 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:1968

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\8F7E.tmp\b2e.exe

Filesize
11.6MB

MD5
4acb2397d6cb8e6aee379f60e226ec3a

SHA1
c743d26e7442f7b061192e1ee46a56dfbb318416

SHA256
eda9b53306c7094b626a220834ecac5823c0dfceb6a0c27040cd634f4da0cbb8

SHA512
56d3bfdf968b34fd5bc89cfcc7a387715b09e39384989f5200558cc51c51f3e7194f46ab2b92b4a5e73cc8d76029a3da37409494a547927e6138a1da6582ea14

Download Submit
C:\Users\Admin\AppData\Local\Temp\8F7E.tmp\b2e.exe

Filesize
13.9MB

MD5
065258de9f8c283b67244dd6dd1bace3

SHA1
c0a2bb11344b9408d33c1111b13e79d50bb9331a

SHA256
83f85d7d97f751c1042c383dc609fd602cd86eac4ca642df77172bfe6b6ab377

SHA512
f7f637a50d91af407e7c31bb573e31994c0a7ece723c2c3627de131a334490236f9321300cd9400c4680406c70d2dab263d4ef275abe0974810f158180360e89

Download Submit
C:\Users\Admin\AppData\Local\Temp\9143.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
9.5MB

MD5
43ec9742af945e6806d44187ac8ba649

SHA1
0b4c0312a8dc494cc96e94a6f1783dd818467a12

SHA256
846e81e838e79d86c9df43d1a02544ba54e5fc94ba772051858a9a1a7adf7171

SHA512
1117c7d30dd05e0cfe63ece61e5534d9f4b38d87f4e2a48d7d1308848b650270dcd03bbb093cfd863d3033509761e7e2170ea74221c04d7766014506d4687997

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
8.3MB

MD5
9a509190390baad38f5a5205230ddf19

SHA1
1c040d026e938569b4f1b7f006918279b4cceb33

SHA256
f61897a81ef79d4391b6a53e41fe50ce8c1bb4df26aecde7f944cf45fb3ef919

SHA512
68d7f2149d7337addc69e4e88d168d6b1a99b43bba3bf074b0da0d34c37cfa8a299cc614aef229491c657c4c19c36dbaf44c83f813caa88e36f2452d66f11180

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

Filesize
7.1MB

MD5
091f353847b871b7d0048d3bfa744973

SHA1
a216306e5617023b1b6bc02bcdebff00e0da2c67

SHA256
63670afdba7ff6771a9cf202463fc047b905a8fa0de2319c54a750ab63517c9b

SHA512
ee96cb86dd81c89147d9f64225906c1ce9cc18eb37d4ebb069c9b6192b08dab8f74a23ef565521bf2e1a61423f2418c7ee87296b6137221812425728f2a7dab8

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1968-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1968-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1968-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-43-0x0000000064810000-0x00000000648A8000-memory.dmp

Filesize
608KB

Download
memory/1968-44-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/1968-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1968-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2628-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4548-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4548-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download