73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
293s
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, 06:53

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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
2620	b2e.exe
1784	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1784	cpuminer-sse2.exe
1784	cpuminer-sse2.exe
1784	cpuminer-sse2.exe
1784	cpuminer-sse2.exe
1784	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4008-6-0x0000000000400000-0x000000000393A000-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 4008 wrote to memory of 2620	4008	batexe.exe	75
PID 4008 wrote to memory of 2620	4008	batexe.exe	75
PID 4008 wrote to memory of 2620	4008	batexe.exe	75
PID 2620 wrote to memory of 3784	2620	b2e.exe	76
PID 2620 wrote to memory of 3784	2620	b2e.exe	76
PID 2620 wrote to memory of 3784	2620	b2e.exe	76
PID 3784 wrote to memory of 1784	3784	cmd.exe	79
PID 3784 wrote to memory of 1784	3784	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:4008
- C:\Users\Admin\AppData\Local\Temp\B93E.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B93E.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B93E.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:2620
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BB51.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3784
  - - 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:1784

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\B93E.tmp\b2e.exe

Filesize
7.4MB

MD5
d9be2a291ab306c35886e306a50599e4

SHA1
e945bdb214a6f1bdba4c6dd5a02e93b4c52c9be5

SHA256
bc6d47435c20ba84f609151d027524b77e05a19ccc0551f91f1331fecec8e721

SHA512
dcd42771a6c8eddee3006831fda331ef8a09eea7241a095a57deb073fe2a71a010d24243c07d84a6f9b4e699ce27c2bcbe551658ab64f28937b9f24e1f669114

Download Submit
C:\Users\Admin\AppData\Local\Temp\B93E.tmp\b2e.exe

Filesize
5.4MB

MD5
fd87c6f083320ce0d807e676e5aaf38f

SHA1
7b5c643bec3963b492a6d175ec4b47644771adc5

SHA256
c48b67e9176ca618d8fd4962f08cc56fcc879a5da6db3b7cbb3880f5d987e1e3

SHA512
6f57f1a931ce809e599bbc04ac4e87d45461fcead3ce62ed1e3c70d01904a3596979bbfabe3f6ba770d910afbafa47eff68e1525f0b016a612e0d1df2da0b017

Download Submit
C:\Users\Admin\AppData\Local\Temp\BB51.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\cpuminer-sse2.exe

Filesize
2.2MB

MD5
9329fca0baee8b13df35097804674548

SHA1
3227b7f7fb80c5122c852ce09c7ee6d933fdb7be

SHA256
3c599bbce1deb354309f4ed8ca846616face46d99e1e79944aea58f72ac94d1f

SHA512
ae043be9fc9ecfb9d28c5f63f7cf952a0b0a3dc2e7fefd278a071cdde609058dcbbbb94d6e47e7013d200fe44c792e3081a796e4e7d6e52c04e48e58b03343ef

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
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.9MB

MD5
baeeba93918643a17040938762ff9900

SHA1
d7bfe0d9defe36e7f25e0b14cd006903a242772e

SHA256
010874ea590d75fa308d9cde2866995c35588544c41885665f9dab06d838db93

SHA512
6c57fd231b298a87559d951227557e401213083a092c8bafdf3f41f9011a2418f5a3a5e5d8ad8d27525c0910c2c70dab51012db56c521565bba31f6b1c15053c

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

Filesize
1.6MB

MD5
5d1059210737f84374afaf625ec2e014

SHA1
7ec3eb04001e4c465a87d0a39311150581979316

SHA256
40f7185ef6e878849784f8534746adcab692282239c1752c6728e1ac0d67c4a7

SHA512
276f0e10e2fd03109aa147364c68a2897a0d808665303b135922e40e1153ac24a9ceaa3e5ad21f029b648733526259f08bcd2e11ed1e04f514e4dcd1e764d54c

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

Filesize
1.8MB

MD5
e026051d3e0b39dfabb7b247d84b75a8

SHA1
519d09da3e31d594110957ce4fa9b4e8e3f06f9f

SHA256
03b1eac50ae989a904b61cc6e280caa5d63f9fc32b394980399e57d054c6ed82

SHA512
c02da019db53a333a637ac81b26d1de62960c51b746adb3a0909568896389e7bda50565bb86815560e753ace8af150e1319ba8e748f805c3581e79b1c1d551fd

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1784-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1784-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1784-43-0x0000000060AA0000-0x0000000060B38000-memory.dmp

Filesize
608KB

Download
memory/1784-44-0x00000000010E0000-0x0000000002995000-memory.dmp

Filesize
24.7MB

Download
memory/1784-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1784-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2620-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2620-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4008-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download