73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
305s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13-02-2024 20:42

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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
4304	b2e.exe
3928	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3928	cpuminer-sse2.exe
3928	cpuminer-sse2.exe
3928	cpuminer-sse2.exe
3928	cpuminer-sse2.exe
3928	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/520-6-0x0000000000400000-0x000000000393A000-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 520 wrote to memory of 4304	520	batexe.exe	74
PID 520 wrote to memory of 4304	520	batexe.exe	74
PID 520 wrote to memory of 4304	520	batexe.exe	74
PID 4304 wrote to memory of 2176	4304	b2e.exe	75
PID 4304 wrote to memory of 2176	4304	b2e.exe	75
PID 4304 wrote to memory of 2176	4304	b2e.exe	75
PID 2176 wrote to memory of 3928	2176	cmd.exe	78
PID 2176 wrote to memory of 3928	2176	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:520
- C:\Users\Admin\AppData\Local\Temp\11CE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\11CE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\11CE.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:4304
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\17C9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2176
  - - 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:3928

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\11CE.tmp\b2e.exe

Filesize
2.0MB

MD5
fdeff16ca964a2e9a2203979adac8aef

SHA1
63fd594b64440d14c8bbb531f900073ca93d6f24

SHA256
ec3b54b18cd56dc7a31df8ba96620e24f6ba98f305481e310b7f159ce544f7c7

SHA512
e892709e7c3ff823345cdbde2b4be9f51b3769456baed5ab824bda5ae849dbcff8c2a5750c7db79baa9636eda2542df5df5421b6e8629c827fa4db1abc188e92

Download Submit
C:\Users\Admin\AppData\Local\Temp\11CE.tmp\b2e.exe

Filesize
2.3MB

MD5
802ee8fcc694d6760791a2e9abb54f5f

SHA1
848f1070942b28dcc2e2608db8739385aa7d7160

SHA256
22e13a909a88662bec67eeeb4865d1544e1777a130738f98a42dce7b3a3cc766

SHA512
280bf08b9c0b6c8b1efb5d8d6654c2841f738f7ed6924d384121c48609cc89c4b25a0b8a022944400365419f9b1830b28432b86efb9b72305a5ccc2dbccc6946

Download Submit
C:\Users\Admin\AppData\Local\Temp\17C9.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
1.4MB

MD5
12328c0ff320fc5c4b8b64609e4a7c6e

SHA1
9702bebc71177bb1dbb9abe23bab0d4160c7438b

SHA256
46705ad4bcb138a4a813024ee80ddeebe9308cae822f4dbe267b0c53111a8555

SHA512
9c705f783dd7427ba847acea5bf5773d699a987182d6544de858b6efd87815122c92edfb92dd8d1e6181d9f7f4db509c3b2640d0174b623390e0e007a60dd359

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

Filesize
1.0MB

MD5
b72236cab0c628a3c1c24040a7022bac

SHA1
de00892d1989222503ab9495b8521c362dc52c24

SHA256
aec7731a198fd6b18c71e71dc68603b9f01cecfecc277e4b6141675004bb907c

SHA512
73dd1670e5dc8562c3843d317b6a7613987e2484bf9e3f1ae43d4c730413232a0620759fd40096d75bf0081054ccd3edecba13c389269a17b1f18adda0950a4c

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
1.3MB

MD5
8f5c9190d878aed7abb69d0f3fceec31

SHA1
f3de6e142bc8e1976c3b2a7a770cc2985fd752bd

SHA256
15c0c38c672d837a61602a8d110c00a50fd8023cca67bb491117ca95c8f0aab2

SHA512
eeaae533c4606cc2db03567225e9acc7861edfda71e132e5184b266ab1cfeca130789d2d72e348a83d6815c5c6e90d0c1c595567dfebc517aea7c3986c1c4a95

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
1.1MB

MD5
4ce6b920a65e2b00f85d4f9640ff6cfe

SHA1
d5f07e32e329ff1324ed84405af7a1976a2bd105

SHA256
94abfebb6e1c91581511f3308131569b65ad8cb28b27a69986ba2a130248c78b

SHA512
6ded1c82a7daa12ab5f4ec34630b788856d62ee7497a7fd3fde2d9baf50db11dd0f67e3ac3530832fe72b1ce1af8ca17dd111bcaad59f7d57ae62a052efc048d

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

Filesize
886KB

MD5
b222f1cf10a62aadffeca7497ebbec16

SHA1
6d6745a4aa58acdb3bdf83727ba3046dd237ef7b

SHA256
58be453ec64a1bf01cfe687e4c2d36128df07f6b5b56be5b19b90a0c271708ce

SHA512
34ad01e2d5568d7997cd86f9116eb8f0df172e7020c653778b995afef497db94813b183b2f7916cf13781344e217e2341390577edc7590afa2cf46ddd8bbf0f2

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

Filesize
1.2MB

MD5
3450649ec47128506a003872bfb3b94f

SHA1
3efd64e867b4a6b9e7228fa17b81eb6869d6aa94

SHA256
a0fe15db1221b4c094c38c2bf588e3669bc74fba9e2c008debed1bd530e7e0bb

SHA512
77ea76e35805019aceb0ca890a72d8a06dc9136cdb54189b66f5cd0b7ab483d43a1170cc443b3d1fa91cd5c0c546b0549dc33f79525c4d1429f91cfcbe6d7bac

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/520-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3928-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3928-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3928-43-0x0000000068830000-0x00000000688C8000-memory.dmp

Filesize
608KB

Download
memory/3928-44-0x0000000000E50000-0x0000000002705000-memory.dmp

Filesize
24.7MB

Download
memory/3928-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4304-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4304-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download