73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
297s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
23/02/2024, 22:36

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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
1260	b2e.exe
3864	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3288-5-0x0000000000400000-0x000000000393A000-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 3288 wrote to memory of 1260	3288	batexe.exe	74
PID 3288 wrote to memory of 1260	3288	batexe.exe	74
PID 3288 wrote to memory of 1260	3288	batexe.exe	74
PID 1260 wrote to memory of 1180	1260	b2e.exe	76
PID 1260 wrote to memory of 1180	1260	b2e.exe	76
PID 1260 wrote to memory of 1180	1260	b2e.exe	76
PID 1180 wrote to memory of 3864	1180	cmd.exe	78
PID 1180 wrote to memory of 3864	1180	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:3288
- C:\Users\Admin\AppData\Local\Temp\B287.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B287.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B287.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:1260
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B585.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1180
  - - 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:3864

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\B287.tmp\b2e.exe

Filesize
3.1MB

MD5
e7c031bbd85ebd18db9ae2e9f19d09db

SHA1
5fd9de099f3cd57c62c4e360fe541342f938de4d

SHA256
ac090793130921d4553957db8feb746bba978992a780522d390a5f672583a094

SHA512
4e2b470b0963b712d8b02249de892e4d12c502c94379204c69e6fa43424b987c5ec04ab68060876b02f5dcd5b6f1485faa6cd67a636fb378ba2efabc19b7bbd2

Download Submit
C:\Users\Admin\AppData\Local\Temp\B287.tmp\b2e.exe

Filesize
2.9MB

MD5
a35c9478517b12b8fb5bb53bd90f5bf1

SHA1
f9097ef009d19afe9a0c0270fdb69d3f23e19199

SHA256
e0e21e55814ec4462a4277ab3c51442f3eba22cef725fd290b9fb9cfbd734d5f

SHA512
b1e41d3a03a0aa09a80dc800d4f900ae61fb5afd1b82114754d2b84f5efa990e04e50040e49a1100f0eb3c438fce23bf10eaa8c83508a8f6c264e887820bb4e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\B585.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
837KB

MD5
632fb8e5fa3514679f31cea76e3e49b9

SHA1
ff13e0b2797ba3c0abeacb096d385cfbe061a543

SHA256
81620f5208cae0920c0c94dcd44fbb0ae446c087d05a7565ca732c15e3dcf892

SHA512
5a1fa774e9b743a20acc4ea9d3b333a55f736a9aab19e978d5849df569c71d98e08e00af50f562e23263b4ea92fabb70a21ed100f8614043c7cc078d8455da23

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

Filesize
939KB

MD5
a9f61ab91480d5c5ccd55d02262d2863

SHA1
0921362e8039e290e4f1ad3d58e9491aaa0ccd90

SHA256
5063f0f0632af214f907319b611c2d0eb40587c48f6225d6d0c4f0619e391ad8

SHA512
0816c0b8d7b07bbeb6f0c720bc1197ecdddf617aa76728c20aa7b005b6589634d0e93e58bfa128284a1970d1149de6b7172caca7b83e6bea307d8c87dd9e28e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
613KB

MD5
ce4a95b713e4197ac8296ea22771a192

SHA1
1608e9cec310fb881f0686f2ffaa964d7645eb87

SHA256
42baf67e119cd0095f9888927eb87b7ff26630a055cb7f158aa9c507e7773039

SHA512
1ff30eba46a931f4c8344937a8f4b150a1290b652cd439b691d30e1deca68fe7ab0c62d14fb5985c02ea5419af60e35db54e6f79a98a6f7f9e11800c85053a8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.1MB

MD5
0e6e1333858b8420770c02c85bf22b32

SHA1
4f97d364516e2bb87af0359769fb60397a68e65c

SHA256
cc2555b03c8b0fe1fbc704f15a7774c3238d6f104a2e758ad57d405396ea16f0

SHA512
78c12a2742a8fcbf09525a4e2d1dc3a30a8d79949f6c3cea3bd729a3c89cfde45e4147829a3c180bb410964c596cb13ea30a00addaa9d39bc82a91ed916557fc

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

Filesize
1011KB

MD5
d567c14123891ec33ddda78b4724df6e

SHA1
be38548c5e7a5fe1dbc0051645022b00f3569e16

SHA256
01eb80777c2320976caa2801f9740ce72091d205767a73e066d3956797e0902a

SHA512
2b43222c83fc3812382a697a2a4e6cb893a31b5ab27d1757f03ee82f25d3e34fe96e851efb0c557f3115f480e5869e230e73783eb12d927132412c70c6b93bc0

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
912KB

MD5
d3abd251ce1acb4631720a419bd0f8ee

SHA1
40a6dff26c81a09d3451cf536d50dbc0e14e5e3a

SHA256
56a014b18d354ce18bf8727d60465f852d29fa72f229ac9fbb56a212bd2168c4

SHA512
1fe4cd9b68b1415f475bf73237420582b63da40552912142b8c72911a0b81ad8cba4fe0d07b5c990ca71f5c7c22161bbad6a61bf9f471b7f84d6f081d441c5ee

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

Filesize
744KB

MD5
24fab64d542d54196f29593d9df84615

SHA1
c6648794db15a14d2c2b0a5bac8410330327322c

SHA256
64fc8089429dd346f75b0eaafb5baa3bc985e19f7788953278d7a4695304f245

SHA512
19d9e773a0f60ee146082d103c7babd074e0bc766a7b64b7d9e6898c9c1a57aa7e7dbe221c781078deaf42ab506aa93ed31cd220b56ffeea93906e4dc3ddee60

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

Filesize
798KB

MD5
7c526065af0aaf114a77e15e7528ba18

SHA1
1c579c1b4811ad5cb94e526d49c38791ae20d53e

SHA256
dc6e20c32e01c11164576ec2c0f4c9df60ad3331e08d79fde187b3d071193c5d

SHA512
79cb2063341cc0def8dc6ba29baea7dd943a46d8dccd6a023dbc5ba9bf8350a8c33ebc9dae7e5ac0b0429b2870693ab5464b166fbea95e4ae1937ef5437cde41

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1260-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1260-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3288-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3864-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3864-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-44-0x0000000001090000-0x0000000002945000-memory.dmp

Filesize
24.7MB

Download
memory/3864-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-43-0x000000005BBB0000-0x000000005BC48000-memory.dmp

Filesize
608KB

Download
memory/3864-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3864-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download