73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
290s
max time network
306s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
19-02-2024 19:14

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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-1-5-21-2398549320-3657759451-817663969-1000\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
752	b2e.exe
2484	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2484	cpuminer-sse2.exe
2484	cpuminer-sse2.exe
2484	cpuminer-sse2.exe
2484	cpuminer-sse2.exe
2484	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1740-9-0x0000000000400000-0x000000000393A000-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 1740 wrote to memory of 752	1740	batexe.exe	83
PID 1740 wrote to memory of 752	1740	batexe.exe	83
PID 1740 wrote to memory of 752	1740	batexe.exe	83
PID 752 wrote to memory of 2904	752	b2e.exe	84
PID 752 wrote to memory of 2904	752	b2e.exe	84
PID 752 wrote to memory of 2904	752	b2e.exe	84
PID 2904 wrote to memory of 2484	2904	cmd.exe	87
PID 2904 wrote to memory of 2484	2904	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:1740
- C:\Users\Admin\AppData\Local\Temp\AF99.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AF99.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AF99.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:752
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B6CD.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2904
  - - 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:2484

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\AF99.tmp\b2e.exe

Filesize
2.6MB

MD5
83072f1557cb4a2fc871b4880fcbc7f5

SHA1
cfdb99ee1cafa292fd9044adb5a841c4f38b356b

SHA256
bfa0455a56e2c3a21616d78ccbee8b64508317ed61581f99773bd5f9e7eb97bd

SHA512
9266b8d8c3878f9a620b85682d6952cb9782b12f63daaa3fdc2236db6fb418eaae6a7558fc2217acee66e3815e5496dba0c91ed59be5fbb4e8e08cb80be06998

Download Submit
C:\Users\Admin\AppData\Local\Temp\AF99.tmp\b2e.exe

Filesize
2.8MB

MD5
1cd1f1463362e82070bd38c1ad8de2d3

SHA1
02b59eedcca64d1bcdbebabb05228cd292c1fdde

SHA256
80c54200113264848b0a02dfef414bee7e1000ae8db116136fad1a6474d43e29

SHA512
f67290611bf4653411f513f696f93add280763b3da208f3ad6a5c2b171fde413daf0d6e4909a13d93a08eed4946e98332ba40d07e39ba686cf356da9d87c355f

Download Submit
C:\Users\Admin\AppData\Local\Temp\AF99.tmp\b2e.exe

Filesize
4.7MB

MD5
1d6c96590fec9e4d752d34441c14e1de

SHA1
af054f3b150a472fbfd2d7f8181e35758bc4985d

SHA256
fc3d2aeb4c2288088d5c999d0fd8a1c91a2bdc912a9fe0f55fc387d002fdbf76

SHA512
a595bdd9f3d8d0dc4b7f0ddf59384d66d1555ed953ae283cf4ffeb4cdc6b1cb4ae4f99dade07a0134ae5b4bbaf1a851a0c43ae65f87aca1172b9b690e95b0172

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6CD.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\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
1.1MB

MD5
799d3c24a4a181fef5c81ff448d54ca8

SHA1
4d78bf61e271fee37f496e5b27d98b4003d6f7f1

SHA256
49087555ba33ec28799185c3af8f2fe87c0519ce6b74fbfcd6fee01360cf6d73

SHA512
422485b12dcd6d9cab0fb589f013f98c5b144de14b6e07af756cb0d6970be8b090e44dd143cf0a3d09e50d4f06d9c68a39a1f3c5241b624446fe1e2ee181cae5

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

Filesize
1.2MB

MD5
bd70a3cab70c277ccdcccd474cf2d745

SHA1
a45abbd5114322f1ccad94222d60c5c887219396

SHA256
76cd32be3e16eae9c1cafede92b0a56eae76347a9b3c610b5c3d94b945c504a0

SHA512
b4d4a5b9ec2052d16d21772a8c78eb85fdd77840dcca3e565b1d3bcf43c47e3cacc6dd4fe8b4c1f8a5f901163789fd92392eed13e85cbc499c6788b4a8f094c2

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/752-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/752-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1740-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2484-46-0x0000000051D20000-0x0000000051DB8000-memory.dmp

Filesize
608KB

Download
memory/2484-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2484-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2484-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2484-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2484-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download