73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
307s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24-02-2024 04:43

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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
3552	b2e.exe
3660	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3660	cpuminer-sse2.exe
3660	cpuminer-sse2.exe
3660	cpuminer-sse2.exe
3660	cpuminer-sse2.exe
3660	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1548-4-0x0000000000400000-0x000000000393A000-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 1548 wrote to memory of 3552	1548	batexe.exe	75
PID 1548 wrote to memory of 3552	1548	batexe.exe	75
PID 1548 wrote to memory of 3552	1548	batexe.exe	75
PID 3552 wrote to memory of 2436	3552	b2e.exe	76
PID 3552 wrote to memory of 2436	3552	b2e.exe	76
PID 3552 wrote to memory of 2436	3552	b2e.exe	76
PID 2436 wrote to memory of 3660	2436	cmd.exe	79
PID 2436 wrote to memory of 3660	2436	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:1548
- C:\Users\Admin\AppData\Local\Temp\A940.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A940.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A940.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:3552
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AD28.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2436
  - - 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:3660

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\A940.tmp\b2e.exe

Filesize
6.4MB

MD5
4f7f69275c69ae9c7465de6ade1e57c5

SHA1
2c8c470f382f2f68519a61800bb7646cfbc06a9c

SHA256
1d1a38feebf98d876038ac08880893470f1ba2f5d922cc81a1829227f7c6f3c5

SHA512
bcf429e0e666e90ac8b51a00a5d5003794d40df13c2c8d5f4870d04c8036c21095798ab64821a4c02718427080044becd9972aa52c9b24b925ec504b84eebb4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\A940.tmp\b2e.exe

Filesize
5.8MB

MD5
3e1013b404e151ba6db0005cccb8c0a9

SHA1
391fd36ed9cf6d51faabae5ae796d497b222567b

SHA256
021a7a4bdaab52398a87cd5a0e332386ea2e0411a8fe00d777ef87b8f9cdd2ac

SHA512
27fb3f1c5530b91bb903c4768861f67220ad44a44224c8bc0cd0601f6873afcc94586514be4aeb5f8763c0ecbfa7b365a9f55eeccf0968df907c1d5a7b47bc59

Download Submit
C:\Users\Admin\AppData\Local\Temp\AD28.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
512KB

MD5
a879c5fd4613dca566d5b1a782690dd5

SHA1
41c6063b0f0dee953e99713a5326856b55e08366

SHA256
3ee76359d6802a8fe11c5b144e18ffd3833bc7b49d66f190621d41e41ea0fc20

SHA512
e20f8f40822ca215c75767b8d4102583cfb3812c74dbc064a8619f214c164ab94da6bee0ae42c794a0af1847ff30c295b34d3015f87bfe597dba80339871ea96

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

Filesize
1.4MB

MD5
2af1ce05b5a790b134eefd1efd88dab7

SHA1
b078e6f3cf7ee356e0d9b671c6d33f3a6e777524

SHA256
ce4cb4f4e60a89cbf413622a7f96f879ee15256d4ed5872ccbc3f2b366369fe3

SHA512
bc08666b4c96fb98b1e1a9db0ec10c5bbcddb82efc4829d65057f765a37a24f6e28076300dcc3f07c0b547b563593232f90d959607ee6a5faca26b27364cf695

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
1.6MB

MD5
ea811f00e84df93ff2c7914ab6804cc5

SHA1
eabdb8b292a32609a114e69f090b1fae74a5997c

SHA256
4dfcb3832db322d1f8acbfb79250552a795587454d0c28bcf2834e0a84fa14f6

SHA512
fdfeb44966da53304a86b5fecd0cd1c747252758428c793a8521926e93d8f386b89ff5eaaea19cc8e0109755e929ac5bc55c62bf3abb31718b10d021b9b30c77

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\libstdc++-6.dll

Filesize
2.2MB

MD5
5cb25295334cb63e6b4d195522898229

SHA1
8fc99be1a298e52a48c09274aab7ea913058135e

SHA256
c0c6b1386533fe75d9d5bcaec3c99a788d4ad4e4f6e12650bba07581a94497a7

SHA512
fa957785980889ae7417bfd529197175049fd34d16706bc666e923ea1e7b04743e3c1f9f624f3458b5a5228c31267120453fc4e9729ec16ba9fc8973ed55d6ac

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

Filesize
1.9MB

MD5
952cf9c1c9be72c2375e13cf518f1eb8

SHA1
12e133ab6e333726ca2b047d8b0f44db463ff0de

SHA256
1d21d4eff55eb52c29c48cbd3f68942f53b5d7f9b84cd2e5c100d2b792417c19

SHA512
c4ccb8985b9a81e03624f1fc4326ed696a16418754aeb55435e98cd9ccb42b55c7207c082803da5b145fdb68108e53bd0b9946e6b8380a58e0306f79da590631

Download Submit
memory/1548-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3552-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3552-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3660-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3660-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-43-0x0000000061790000-0x0000000061828000-memory.dmp

Filesize
608KB

Download
memory/3660-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3660-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3660-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3660-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download