73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
299s
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 13:39

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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
4764	b2e.exe
1528	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1528	cpuminer-sse2.exe
1528	cpuminer-sse2.exe
1528	cpuminer-sse2.exe
1528	cpuminer-sse2.exe
1528	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4036-5-0x0000000000400000-0x000000000393A000-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 4036 wrote to memory of 4764	4036	batexe.exe	73
PID 4036 wrote to memory of 4764	4036	batexe.exe	73
PID 4036 wrote to memory of 4764	4036	batexe.exe	73
PID 4764 wrote to memory of 3364	4764	b2e.exe	74
PID 4764 wrote to memory of 3364	4764	b2e.exe	74
PID 4764 wrote to memory of 3364	4764	b2e.exe	74
PID 3364 wrote to memory of 1528	3364	cmd.exe	77
PID 3364 wrote to memory of 1528	3364	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Users\Admin\AppData\Local\Temp\B093.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B093.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B093.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:4764
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B4F8.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3364
  - - 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:1528

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\B093.tmp\b2e.exe

Filesize
10.6MB

MD5
44eab466edbc24ec981c2467aa839f76

SHA1
d45ad8bf34cc2cc15611f7dbc6400834bb2f3889

SHA256
77390f59c42b630efc1dacd4f3f795bcb2a5b8ba9399271bc5b5c5e7f84de97e

SHA512
01dac1fc6f671527058861780c1713972c864652a4d0e90ba575a0fe7d249c617ffd44c23095da183d1210bb60eb34a07b94c28b04d697fc8eb46307051dee2f

Download Submit
C:\Users\Admin\AppData\Local\Temp\B093.tmp\b2e.exe

Filesize
10.4MB

MD5
56386e08d129c1e0cace01af873c095f

SHA1
e107e2d1c3781789b67304f155b1b6b8e19956ca

SHA256
d883691bf4fa0a25d85735096fdaa5c67a4c6db57bf950df51e89ede8e2c899b

SHA512
511f6f979cbf543a1dff5ca44463617e675c16babbf6a6ffb23618611e83a49f2bdf19b533732e2ae8708cb6f8d467b735cf6beeef47e43e28ba928f2cdcb608

Download Submit
C:\Users\Admin\AppData\Local\Temp\B4F8.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
320KB

MD5
59d36bdd941feb6c770ec68a37e8c21b

SHA1
1191d1e478164cd720974ea1ad2bc248999a8d45

SHA256
d5227dca74d9be12116b359c9d61265b102c0986eb6196e269cc3e3b895c0293

SHA512
b1620dd0763f2f7c263ae69c71eba7cba29d89f1bb551356abb7073e4e7013347345c43f2bad3c4733300c5b98feecf2fd91db2a363c9e5dcdd87f170edbe406

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
4.4MB

MD5
39710041293b204f41d33118078131b2

SHA1
283af7d0c3c59bdea29787b3a91c9cae8930afe1

SHA256
05c973d37615e361148c9998e6163ed3675d702945a69634ad319277e7e71d95

SHA512
e2682d4ff164a49b863aecb74691b6057db146733834fe5dcf53abb9c2946f6b75c9d323fceaa2ce2fa0d149676329ef326e9a744603b3b03f356d63cd3b325f

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
5.4MB

MD5
dbefe05d4f1077997e9b3986d16468cd

SHA1
6a4539202a5cc50450139045a465ec383ecc784f

SHA256
024f4bb4cf5a27bbc9bb527c496a162763eefd0ad511f4344449ec4ad00e367e

SHA512
d1a8b9a6b30611501dd0ee95fec23619d214521ba6b24bc887bfaa71d9291f2048ccfcba440aed74a5e8e60e1076f07ae73a17010ee0f4e7a287cdd17fcf7e1a

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

Filesize
4.7MB

MD5
6701db559a29f5eead5025db0a8b82d8

SHA1
fa0ef2adda732ef8f88c6f07ba1b902228348ac3

SHA256
bd40addc3359888bf0fed4eabe6d2ed877d70ee38c17ae24629ff63951188c4d

SHA512
fe9fec9c7fd441b9144817e8c6b56c8feaa724139154d7d9d38d939132a5de557191d9f2bc06fb9842dbc32af0dc95849692aba02721a25d5a5f9d1ab4de3c05

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1528-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1528-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1528-43-0x0000000050730000-0x00000000507C8000-memory.dmp

Filesize
608KB

Download
memory/1528-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1528-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1528-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4036-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4764-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4764-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download