73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
294s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21-02-2024 16:21

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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
588	b2e.exe
2044	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2044	cpuminer-sse2.exe
2044	cpuminer-sse2.exe
2044	cpuminer-sse2.exe
2044	cpuminer-sse2.exe
2044	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1464-5-0x0000000000400000-0x000000000393A000-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 1464 wrote to memory of 588	1464	batexe.exe	74
PID 1464 wrote to memory of 588	1464	batexe.exe	74
PID 1464 wrote to memory of 588	1464	batexe.exe	74
PID 588 wrote to memory of 3800	588	b2e.exe	75
PID 588 wrote to memory of 3800	588	b2e.exe	75
PID 588 wrote to memory of 3800	588	b2e.exe	75
PID 3800 wrote to memory of 2044	3800	cmd.exe	78
PID 3800 wrote to memory of 2044	3800	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:1464
- C:\Users\Admin\AppData\Local\Temp\BF0A.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BF0A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BF0A.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:588
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C1E8.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3800
  - - 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:2044

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\BF0A.tmp\b2e.exe

Filesize
7.1MB

MD5
db36cbed6e3ba5c0d2e63c0ea4477ca9

SHA1
6b1d67a57e785f870c69488f96d08cc34137e51a

SHA256
ae7ed152567735cfea2c64943680384f8de565e7de51d6b42a2f20a4f419c08d

SHA512
eb727755d3b9d9d648970225d9a91d5fc7536947d66638f40fe5310128135550a9357e178145959ca94e9f760f3f833fc5e748d121821e0f15d84174d38b8292

Download Submit
C:\Users\Admin\AppData\Local\Temp\BF0A.tmp\b2e.exe

Filesize
2.1MB

MD5
099e18cf84312ee05add20eaed01b2c0

SHA1
3aedb8f0362d50274ec7bf1e79bbd3923b47cc13

SHA256
8856beb3ce39073034ad1cd1b72251224cbe3b2861af9086947470096666312c

SHA512
70c26948eecb460a2c035d8bec9f100588244a0c621fe26c13826bef00464051b54e200abfd73cb07bbe76c6c807317dc90b4974a739be718e37aa2621c134ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\C1E8.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
2.2MB

MD5
95aa2d828d34d86f93c1b9d19a7cf0ad

SHA1
1c6654cb778f60be8ef7d4586b54f2b8df7600b3

SHA256
8783f412bb5b47ffa40a1800b0f0dc9b30064013abe3f628ce0719af2430dc0a

SHA512
7c5f8f2e6334b254f766c07576e77322f40b5fdf5068aae0abc167c7be6660d78bc8a093c4cf5499292686ef93a71d1f73bf267ded96b24ed9ecc353c7f4738b

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

Filesize
1.8MB

MD5
8ee7c7d36bc0872a31ab9d4835b49b84

SHA1
b16a7d9675e078776e95286367b5119d303a8162

SHA256
c1b6a6ab38d6ef6612e70beb54b140fb9491742a4c1470c5da95dbf2c42f2dc2

SHA512
02510fd887d0ab32fff1b75746680d1d470b52a4e3830c1701a3e3dec02cbf49a24d1be93e1e65f1e58e920f7ddbdf19f7c7a5efae184e65aaf6e2462ee141a8

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

Filesize
2.0MB

MD5
5ec13eb34ed392073583d50ec51c0481

SHA1
c2d38393af5af9d1e14e12b0fcfe73b48127f217

SHA256
12070a49b3ee218e79e06af3f38c3d9c47559962369d1fab4181f55dc3315ae1

SHA512
0d7b4d683edd9dbe864b3a064f8cb6985b1bffe9ff2faf376d9e2b307ffae20b44ac0814dd1289323da73e262c39ed9d64bdf085a6e698a2605fa6b8d8963bf5

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\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
2.4MB

MD5
5a71725bc37527d5532d314355c5e3a2

SHA1
27bcec4051882d70719f75dbf8c3aa5e77e8e038

SHA256
2d5aec83bb9d5b8525dc442e931bb2689d5b04231d67a99ad26c0c16b2bbc8b8

SHA512
6b7b6bbd8be473aad4609433c216c21f0f3ad3e95efc67435d361d4a6276baa025b83b13c9b7cb1cd5327d4249ffb6539fdaa9e100459a631e2bc16016b2575c

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

Filesize
2.5MB

MD5
1827059a63a76c6034e3926076833241

SHA1
49ca2a788f8a1420930a2a556d51e879117067e8

SHA256
43076e0b7bcd8ca9c0bc310e4dca8514852c053a5ca6a2a60180f46c019715be

SHA512
512e2f9e711c2eeeafe377fa1f19aaa8b62ac8bda6dcba198121d3ea79d0f49d612444dc3c05252ebf76fad540f090bb8ae39e03bb054fb3f8708162b6b46e58

Download Submit
memory/588-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/588-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1464-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2044-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2044-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-43-0x0000000073DA0000-0x0000000073E38000-memory.dmp

Filesize
608KB

Download
memory/2044-44-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/2044-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2044-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2044-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download