73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
294s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
22/02/2024, 00:57

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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-1-5-21-1392040655-2056082574-619088944-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1392040655-2056082574-619088944-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4304	b2e.exe
1740	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1740	cpuminer-sse2.exe
1740	cpuminer-sse2.exe
1740	cpuminer-sse2.exe
1740	cpuminer-sse2.exe
1740	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/348-8-0x0000000000400000-0x000000000393A000-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 348 wrote to memory of 4304	348	batexe.exe	89
PID 348 wrote to memory of 4304	348	batexe.exe	89
PID 348 wrote to memory of 4304	348	batexe.exe	89
PID 4304 wrote to memory of 516	4304	b2e.exe	90
PID 4304 wrote to memory of 516	4304	b2e.exe	90
PID 4304 wrote to memory of 516	4304	b2e.exe	90
PID 516 wrote to memory of 1740	516	cmd.exe	93
PID 516 wrote to memory of 1740	516	cmd.exe	93

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:348
- C:\Users\Admin\AppData\Local\Temp\545A.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\545A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\545A.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:4304
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\57C5.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:516
  - - 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:1740

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\545A.tmp\b2e.exe

Filesize
23.4MB

MD5
a8923113cc0decd966a88564dc26929c

SHA1
9a8b5efaf63cfc52fb63c4de7087e17f38b2fed6

SHA256
5ad0065602389b73bee28956bd0859fec442936fc5b3d10b4671cc3d4b289d79

SHA512
2ebc5fe557ab2084b8e431622999b79cea5b7ce81b4cfd8009d6741f0a2b7eb6fff96875c8f28f758e3519b504080d61c885affae6dd8ea9c99fabcebafc8cd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\545A.tmp\b2e.exe

Filesize
9.1MB

MD5
5c5b643a8ac8e30324a39de19ddc32ab

SHA1
6787570e3cd1f954e4f9df01b9515b76eee0bc16

SHA256
03a74ec99b61c922ad3f195f907595df8f11eccea8b322d09d91f6ce0b981dfd

SHA512
62a723a82f4d2c4db2b4f0fc2b026c9e3c02099898cd689d512aaeac8fbc169590d5c6c159cf2c6f0c55b2eff2281a4eca842f72f2bd3b272b9949dfaaf41dcc

Download Submit
C:\Users\Admin\AppData\Local\Temp\545A.tmp\b2e.exe

Filesize
8.0MB

MD5
daee1cf7324eaba7a926e38911faadd0

SHA1
30ed4f0204ab4d3e0a0df33ff34498e21fbe917d

SHA256
82ff55cf53708d865d5939c776c52e159f78ff4dcd3ac9767ada8bf1a34aac62

SHA512
2ae88b26f78aa3bab42347ec6bd14bb1a6771a92f09ae8b43079082ba635fbc0fc4c6f384ddb38b77b8f32ad4c0b4b6e05c6188d279cba722f952c99daf7640d

Download Submit
C:\Users\Admin\AppData\Local\Temp\57C5.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\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
3.5MB

MD5
e0597d0575a24d74e9e57734843ce3c4

SHA1
7cb16a67bff59307b47544c17f2aeb36a55d0e2c

SHA256
edef849d2ee2a400e51034d09fc8cf0a9d9824bb41807c775a33022f234f3e90

SHA512
8968caa8e3b727a853ea24b8e6da1f3dda684cc44691631bfb933ec285a701e6f3d94676a3d1435dc922c136ad6857a440119f88e6ef614f8d97a86b0610abc5

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

Filesize
4.7MB

MD5
9c332cb4cc5be63690123aae05281334

SHA1
a3f1a78ebefb6660f055058c9d68f9d7f3415ce7

SHA256
1bdc2b62414d69450f436531cb59bf820df8389ff1c45c7bda8f02fe3c8e74f7

SHA512
e50e6dfd1d5cb701ffa5a20705b9f6450340f3dc853853db257a912a77318ecad85dd331aa1e3bee1e8351789fb90da0f719c3d40ae2cd088c4d6552288950c8

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

Filesize
4.1MB

MD5
20783e73cf395fca86c477a0e0244a1c

SHA1
7f7ee14a3dcfcd22db85450e9938c780d6065ec7

SHA256
237342c14119916f0582f5a48cb6ed2929bea201fe56335532a69cfcfc1f5cef

SHA512
81139ed814073ee4e35d8ab970866d695517c8f06a2cd47eadf90910ed9aa002694bcbd9fe44f54450867a67dfa27f09e8106c3609c4005c485e4588db6c26e5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/348-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1740-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1740-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1740-46-0x000000006E470000-0x000000006E508000-memory.dmp

Filesize
608KB

Download
memory/1740-47-0x0000000001020000-0x00000000028D5000-memory.dmp

Filesize
24.7MB

Download
memory/1740-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1740-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4304-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4304-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download