73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
297s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 03:42

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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
5084	b2e.exe
1132	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1132	cpuminer-sse2.exe
1132	cpuminer-sse2.exe
1132	cpuminer-sse2.exe
1132	cpuminer-sse2.exe
1132	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2540-4-0x0000000000400000-0x000000000393A000-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 2540 wrote to memory of 5084	2540	batexe.exe	74
PID 2540 wrote to memory of 5084	2540	batexe.exe	74
PID 2540 wrote to memory of 5084	2540	batexe.exe	74
PID 5084 wrote to memory of 3516	5084	b2e.exe	75
PID 5084 wrote to memory of 3516	5084	b2e.exe	75
PID 5084 wrote to memory of 3516	5084	b2e.exe	75
PID 3516 wrote to memory of 1132	3516	cmd.exe	78
PID 3516 wrote to memory of 1132	3516	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:2540
- C:\Users\Admin\AppData\Local\Temp\A0D4.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A0D4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A0D4.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:5084
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A354.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3516
  - - 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:1132

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\A0D4.tmp\b2e.exe

Filesize
17.7MB

MD5
166124fcf495263e5a2d9c9bb24991fb

SHA1
04f89d49d8ad715cfa634690e8ff39accb949504

SHA256
8101277de198be1e976dad19025b1323da890c87c9b8a95ab80dcc9ed54f5546

SHA512
16691a8e90f1ad763f59c4a969ff1b03985afc05438b99775bbfeb9792c64a2c956ee83e41bade92ddf2aaa705b85f834ac54e301cc55fdc91ee8ce5ca7b50fc

Download Submit
C:\Users\Admin\AppData\Local\Temp\A0D4.tmp\b2e.exe

Filesize
24.6MB

MD5
8f4d194f9eee847a9a311f5eac209387

SHA1
f64a30317013190b01dbb4e8e1f3f7d52f49692b

SHA256
c82ad7d99a89044a1670220ce0ff0d3647896f4dde7485e4dbaab8e3bbf7669a

SHA512
ed4191c217cde8533792ab524a6f86ceb3b1ed76f8d10f41af74569ef6920b462221dbd518d7edd364bceb83b5241951f7cf686155ee8e0584b9422159635cc9

Download Submit
C:\Users\Admin\AppData\Local\Temp\A354.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\libstdc++-6.dll

Filesize
22.1MB

MD5
e326755ac701ed84d93d01a8829ea0a4

SHA1
68063d0de8bf20de8467994f43576d4d457e7c6a

SHA256
95b7fd010709bced8f67a867a3e3fcb151f5eede59b2febe6b54a29a9b892cd5

SHA512
1c12fd8a42493a3c5b083ce61298f1b90970bb0c009e3151c63932d3f96008521f156cc14fd886ee18185581f003d188910ce23241f09c18f7f1f3439833bc83

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
15.1MB

MD5
b2dc4f1735dab0cca67687920ff821ad

SHA1
c0b7c86ea0f4230a2e20e9abf32a9a30d9e38b7f

SHA256
d0ea994651b6c1548cbbb42c3e922de7a491dc5b2f9d2caebfafe5c7244962b6

SHA512
c99d3d0318aafdda3cccc4e3243e84d649e07bcc467d0e7ee883a6a5e5aedbcd31349a62249ffdbe5a1878cba628af0e5abb9af7c9893abccc7f8085de411b24

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

Filesize
13.0MB

MD5
829879e7febeb124dcf273cff3b4f91b

SHA1
23556dcac1219c056dc0d68e300de0656d9baa47

SHA256
bf876f2abcca4dc1ecdfa45e737296abd0d0bc7b6aa4cdca202cf03d4440875b

SHA512
314287a40bb683003595e9db2cf71c2017ca0f118878f9272fce9b4f8934d4c3ff68dbe2df406f4668cb9c89c6d66e5e7861b419c6a1b46153c5701739f94fe9

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1132-42-0x000000005DF00000-0x000000005DF98000-memory.dmp

Filesize
608KB

Download
memory/1132-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1132-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1132-44-0x00000000010F0000-0x00000000029A5000-memory.dmp

Filesize
24.7MB

Download
memory/1132-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1132-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2540-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5084-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5084-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download