73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 08:13

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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
684	b2e.exe
2296	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2296	cpuminer-sse2.exe
2296	cpuminer-sse2.exe
2296	cpuminer-sse2.exe
2296	cpuminer-sse2.exe
2296	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3156-5-0x0000000000400000-0x000000000393A000-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 3156 wrote to memory of 684	3156	batexe.exe	74
PID 3156 wrote to memory of 684	3156	batexe.exe	74
PID 3156 wrote to memory of 684	3156	batexe.exe	74
PID 684 wrote to memory of 2432	684	b2e.exe	75
PID 684 wrote to memory of 2432	684	b2e.exe	75
PID 684 wrote to memory of 2432	684	b2e.exe	75
PID 2432 wrote to memory of 2296	2432	cmd.exe	78
PID 2432 wrote to memory of 2296	2432	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:3156
- C:\Users\Admin\AppData\Local\Temp\20B2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\20B2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\20B2.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:684
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\25F2.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2432
  - - 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:2296

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\20B2.tmp\b2e.exe

Filesize
4.2MB

MD5
a9fa1a3698f8783ba4b99e08096b654e

SHA1
42fd65fe46dee88805baf3b9b2ccfbb5cdbdc095

SHA256
77d5fc430b5ad47e745a2debf92019dd98714355e6a22ff740b946d8ee5348cc

SHA512
bd3ca56db429f4d8d1b08cb6f1acf339bcd9dcdd9a6d70a3473ee48da4e12866d48a33b73aeaf380c453bfdf982c2a3e8749091a8e7485a05f6f3f22b4a52a45

Download Submit
C:\Users\Admin\AppData\Local\Temp\20B2.tmp\b2e.exe

Filesize
6.1MB

MD5
d365a291ef52b895dbcb3ea0124e01aa

SHA1
e1a39126b28348ad0e09066d4e0f9522f6e01845

SHA256
893d4ebf9cb121b99825af49e4e7abb9ea32dac56bf90aa0ee86124053ad7a74

SHA512
8f0ae9ea9326727fb55ad40586a79df623a71c801696f8efbb1ed8dca2642c090d93fc9bb911c43a28d4a3b0f71e0bd457e440e96f3aae70b464825fc0ecbb35

Download Submit
C:\Users\Admin\AppData\Local\Temp\25F2.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
1.3MB

MD5
70022095bbb173ec059d68930bfa3c43

SHA1
7dfd3c3e44a77cccf337a409b8667be41688282a

SHA256
d70dfa12c22db09f1b636278339eae528c3086d274c60c4cb778f49c6057cfd6

SHA512
7235bdb9c614922ceca067638c4ebc845f9dd6fa26dfdf76daf1505812c009a72415b40f4e8d273256108dd899aa5b227e4c3ebf8518974a3f307a26401cc72d

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

Filesize
1.5MB

MD5
6a03e3a3288bac515c8661149a948126

SHA1
77a0db68dbeeedf0f36a6d721834b9679980c0f1

SHA256
27e95e1f69afb2dade2ac9af687ff725c84a5f6ae155b60342e01f23d86e655d

SHA512
ebfa7c0a2a94f699dbfd05dcd37705d420ca7a8fd0f14e42ab723d45e3914f8408e724a568ce508cff756845b2e0d861fb5cc75844d2b4d67a4fa83d6e4ce954

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

Filesize
600KB

MD5
448539eb08808b7f8b55a7b7e5f45a29

SHA1
ab4a74c3d3ff9d4e856a5c927d557fd78ae62bcc

SHA256
dd90f63ae54eac43ffeb7534fabddd359f33fe4f756b4b42dd955d850461dda7

SHA512
815999b98aae101c81cc560f2900a731d239b3c810bc815f8c30c0981a26954d1dddbaa8504d05fec2ef2e493ef1e6e60ebec90662a96e379fc3584000622783

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
1.4MB

MD5
2b5ab9987af41f48fef004c18c39f512

SHA1
81486c708e8814cccbf7ca80121df8a7cb621714

SHA256
c6c4d4712195c2bbab3e7817913cf7049a4961bf4ce88a036adaafecf960a063

SHA512
6fd0e840e0acc3e1498ca8bc7a5da84ace65cac2db4fa0eda5d02deda05b09a5372a8ae00ed673df39feee38be3d50fb1af4659ca7d2069ef5640ac4da7728d3

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\libstdc++-6.dll

Filesize
1.2MB

MD5
269d39d3ca543e01612c5b6b54aa6db1

SHA1
c535c72d09b49b5886a93afa89d0b1f23290a1fd

SHA256
fd715c77273a7c4d94005f0143d9c0ed6fd9c137fe99f9316e595e04a1cebbab

SHA512
b8827d69b74ace6d523ca17ca043d085c48aba8328a1bca6f723dfd71737d83fa741bc5177eb1f3f0173ab33f826db2ee387ec317465d4cfbad270ff06356689

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

Filesize
1.0MB

MD5
b90c8397da884c167fc2dfd2461079da

SHA1
ab9b71169900468a25ff0e41051f3c78101057d2

SHA256
cd9eb7fc2136998191962a998d9801ed186bcd64e6e7ebcdeaadbe9272294806

SHA512
c7ee0f909ede992e4da54c1496f0f16de4ab5124b6d19ef624a3124479d029aff375216566028bf7ccf35ad696a16e5bd63ee76e0f9e73e3e60f02df83ca26f5

Download Submit
memory/684-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/684-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2296-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2296-43-0x0000000050AE0000-0x0000000050B78000-memory.dmp

Filesize
608KB

Download
memory/2296-44-0x0000000000D40000-0x00000000025F5000-memory.dmp

Filesize
24.7MB

Download
memory/2296-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2296-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2296-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3156-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download