73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
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, 09:31

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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-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
2600	b2e.exe
572	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
572	cpuminer-sse2.exe
572	cpuminer-sse2.exe
572	cpuminer-sse2.exe
572	cpuminer-sse2.exe
572	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4936-8-0x0000000000400000-0x000000000393A000-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 4936 wrote to memory of 2600	4936	batexe.exe	83
PID 4936 wrote to memory of 2600	4936	batexe.exe	83
PID 4936 wrote to memory of 2600	4936	batexe.exe	83
PID 2600 wrote to memory of 3504	2600	b2e.exe	84
PID 2600 wrote to memory of 3504	2600	b2e.exe	84
PID 2600 wrote to memory of 3504	2600	b2e.exe	84
PID 3504 wrote to memory of 572	3504	cmd.exe	87
PID 3504 wrote to memory of 572	3504	cmd.exe	87

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:4936
- C:\Users\Admin\AppData\Local\Temp\923D.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\923D.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\923D.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:2600
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9FCA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3504
  - - 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:572

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\923D.tmp\b2e.exe

Filesize
18.4MB

MD5
5881506c0ea7876c4aa53d12f41759a6

SHA1
0ae75c9c644ef2195f1992e26c34f33c134ae802

SHA256
f5ac9252c5debc4b5adc5019a9c92c27fa8a2873bbb3112defc35ff561835c77

SHA512
78e01ec6a3e8f50634878027e2a9f026131a244ebaeb0dce4afec9d5c6c6256bee1032c5f79011ff4e8abc9d7c7f80c65b75d266ba9348970633b65385b293d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\923D.tmp\b2e.exe

Filesize
4.5MB

MD5
15fe3b622166db04c27b3fcb5ceffb24

SHA1
a794100da106418811d553ba4bf0827f5db2a1ad

SHA256
5607b3451e0f482583e6ecab18a8220ca3adda2ae9cf33d4de26b2ad52702343

SHA512
a1568593ceba6c60da1fda21ae76e2c154db826f85163663a2aa02cd70ffd4dc1577060fe320bf0cf07bdf83945cd52a57f417fed60a730b7c2a38569404f2c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\923D.tmp\b2e.exe

Filesize
3.6MB

MD5
a202c43df284047b4026052f2015b382

SHA1
531129cc3cff7410080574b0fd1f8404c8c343d6

SHA256
22e0189ee48633fcbb780d8ce081c027adcfd289ce6b90e0dddf506b78a59a66

SHA512
03192f196ccd2100255c1fad56bd14019876f87509f7215f1af469e93a9e4a8686d7bd18a1273d46e05711d1017a87948b4299a6d4597fa66001b29ee310cea2

Download Submit
C:\Users\Admin\AppData\Local\Temp\9FCA.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
118KB

MD5
d24bd4a86bdd893fe2c1dff9136c971d

SHA1
4483f3dfd07e80781fb38a8e49e1c5ed29d58069

SHA256
2d208527f605e2c1a4afe2350fc448f4c97af37e5cf9187eccea0a6bc81842b9

SHA512
c1964c277b2eb32cd7dfd9d762e241091cccbe16aeecede5f39ab269e4e70cd43e44427fff35b3d59983bd002348e51ed5fd9017d49b7057e3101c72cae473f2

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

Filesize
45KB

MD5
95da06c6ed76175113a2168563cfa080

SHA1
ca9fac339a114d42bede10fd15d5457afa6e0006

SHA256
3733d6950d0f342b3cec8abf4c52ff8ca992bf9d513084bfbbc79d77cd017185

SHA512
13986574df61f564a36c835f0abdecb714b005c401da6613fa88b84e35930836bec3267ce375ed15782187621fb8d502e2f8d16596689f79e90ed5cf6f036561

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
14KB

MD5
5c37dcf3e37dbc99177c5bcf977be61c

SHA1
44b8d5a15e30792b04ebbcd38b18779b66b5c07e

SHA256
29d05cc85bfba5e047fa07d67fd4832259ed2cd8e651e1d0719d6d1fe4ab1c5c

SHA512
7653829956b1e040b59d78d1b8d3efae81a65c906be1a5538d0ec6167af3fce5f0cfeaa506290d3ab23d192ff971a408c5b4a74736c83ba3ee9e6faa6b611d7d

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

Filesize
9.9MB

MD5
76a214b16f5ebbd2a3e056dbc896c536

SHA1
a7b6f7357ce0d67d8fe467f12002cde356191113

SHA256
7a3fbc0432dbe40d90c78feb33cf4e42fe841f5043847d0957d39e4f1a8882de

SHA512
506604863c8fbed790f93ecb5fedad85810d89a21af7bfeea5a8773ae06d869d7573b40044325786e8dc0f9dbf559776f7a11e9532f71a110fa2aadd3281f520

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

Filesize
9.3MB

MD5
707c3d19606b84d315822f0c8fc7f73f

SHA1
3d2db0f42897ce25b02ce9f8c5de143af6ab4407

SHA256
1fb32ca1e8517d1892421e611e2a58e06f99dfb60fa4ce9181688834b3e734d9

SHA512
45505236b3e741b4f6332c4de600ed2610f34e1e7b4071a538b3d9c031638675f07b26a7139c37232f5f344d28fc5b92a38c93821e537b4b070937a1e3d0efec

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/572-47-0x00000000010C0000-0x0000000002975000-memory.dmp

Filesize
24.7MB

Download
memory/572-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/572-45-0x000000005B2D0000-0x000000005B368000-memory.dmp

Filesize
608KB

Download
memory/572-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/572-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/572-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2600-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4936-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download