73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
292s
platform
windows10-2004_x64
resource
win10v2004-20240220-ja
resource tags

arch:x64arch:x86image:win10v2004-20240220-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
21/02/2024, 04:31

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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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4023562663-3911442808-1494947993-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4023562663-3911442808-1494947993-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5028	b2e.exe
1796	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1796	cpuminer-sse2.exe
1796	cpuminer-sse2.exe
1796	cpuminer-sse2.exe
1796	cpuminer-sse2.exe
1796	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4244-9-0x0000000000400000-0x000000000393A000-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 4244 wrote to memory of 5028	4244	batexe.exe	88
PID 4244 wrote to memory of 5028	4244	batexe.exe	88
PID 4244 wrote to memory of 5028	4244	batexe.exe	88
PID 5028 wrote to memory of 2700	5028	b2e.exe	89
PID 5028 wrote to memory of 2700	5028	b2e.exe	89
PID 5028 wrote to memory of 2700	5028	b2e.exe	89
PID 2700 wrote to memory of 1796	2700	cmd.exe	92
PID 2700 wrote to memory of 1796	2700	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4244
- C:\Users\Admin\AppData\Local\Temp\5DDF.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5DDF.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5DDF.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:5028
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\60FC.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2700
  - - 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:1796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\5DDF.tmp\b2e.exe

Filesize
25.4MB

MD5
d10a1c693fa05b39d5864522ea18c75f

SHA1
f360fd3db41798fed29ddeebe76359b7419db869

SHA256
9ea9f7441c122490ddae44afa0b4f07e3c13a3494106374c0fb03bde7765e844

SHA512
78afd50fb5625e0c8bb47bd442a1aa811732d3ce1ec6b155c778c7b9d7c1dbd3c27470527c1b88a90f9480df6da992da3e9465643c859c1593b871489f033a02

Download Submit
C:\Users\Admin\AppData\Local\Temp\5DDF.tmp\b2e.exe

Filesize
11.4MB

MD5
49a8a51d23387ecfa62678360b0ceeb9

SHA1
1954b9670c8d95b5bf7df1556ec3ca551c4071b3

SHA256
c7204cbbe8e9ffd277c908e73813d4bb2f4a075de6ea825a002b051196b00862

SHA512
0b7e983de77b8deef6f20566121e6dae0dab07f927153c1e712aee1468132987dc3bae7b6fc8295ad8e156ee85fe66aeca282e7950040227cf2497b9f6b6d8e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\5DDF.tmp\b2e.exe

Filesize
11.5MB

MD5
ad28f2e7668315215ca77aca1ccc7444

SHA1
319601a694722be4d1760674f5b8eebe754c8d26

SHA256
82dfdba2f3522e0e7c7253469d99bdb6272b82db31742b6e9e5c5d6c4b315d22

SHA512
a577f8b4b7caa62107d654e4fc9b274128da56257c2a0043ce19bcaa602c33db6b5fac8d3a5aacce1fc41944ee37b945e4453597d6732690a206488aff7a9b53

Download Submit
C:\Users\Admin\AppData\Local\Temp\60FC.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
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
3.6MB

MD5
9ff2cffff3d62fa4c70155e9b1cd33a1

SHA1
29d171a2d491894cbd8321abfdb7b17482b7d6de

SHA256
5dfb14528becfc188f10f192cda98d32df2e3d3c3aa35563cadee9fe19717683

SHA512
9d5369ff8fb2cdcc9cc01751e1206e491f1afd07e71d7ba1962fa524b6f67891218356ed76029a083d1df2863d2f0aa8ec26c936552dd7d242e869530860592a

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

Filesize
4.7MB

MD5
d03de303a97ccd91d36373f0987848b4

SHA1
b1a76f9e1c22aa6fb3e3aa84a1fb1166991f5609

SHA256
5e76bc8a871feb9fcd899bb09ee28ed1a8b5ce7a174eaef8cd455d8fd17e4603

SHA512
2d45c6c0a8eb26251bfb805999a9d2b026be73a53756e8c6ddb4ae6aaefff921d41c6e8ba8ba4de795992207d1ced57a6c5fa8f845a93298d702c7c67154437b

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

Filesize
4.6MB

MD5
70ef70b090c0e4357de611a51a95c800

SHA1
7c1e37a674c782be62d7c6fe7ad274b1698770a2

SHA256
7e78b0668b34da6c55b4d3ce5ab40b69ff25f423833456e10566482d44a3d6bd

SHA512
17512dd1ef81796695601bcb53b3ee22c318b89f0faa5e5979dbd1c53cc7adb38c73b3592a6051b8bd44e782a1c477283ba62a2cbeee63c3212cca4188f658ad

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1796-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1796-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1796-46-0x000000005FFB0000-0x0000000060048000-memory.dmp

Filesize
608KB

Download
memory/1796-47-0x00000000010F0000-0x00000000029A5000-memory.dmp

Filesize
24.7MB

Download
memory/1796-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1796-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4244-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5028-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5028-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download