73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
298s
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, 12:34

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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
4920	b2e.exe
372	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
372	cpuminer-sse2.exe
372	cpuminer-sse2.exe
372	cpuminer-sse2.exe
372	cpuminer-sse2.exe
372	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4308-9-0x0000000000400000-0x000000000393A000-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 4308 wrote to memory of 4920	4308	batexe.exe	90
PID 4308 wrote to memory of 4920	4308	batexe.exe	90
PID 4308 wrote to memory of 4920	4308	batexe.exe	90
PID 4920 wrote to memory of 1648	4920	b2e.exe	92
PID 4920 wrote to memory of 1648	4920	b2e.exe	92
PID 4920 wrote to memory of 1648	4920	b2e.exe	92
PID 1648 wrote to memory of 372	1648	cmd.exe	94
PID 1648 wrote to memory of 372	1648	cmd.exe	94

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:4308
- C:\Users\Admin\AppData\Local\Temp\4DC2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\4DC2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\4DC2.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:4920
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\50DF.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1648
  - - 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:372

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\4DC2.tmp\b2e.exe

Filesize
19.6MB

MD5
3415b72476f8fd3cb942f511e05910d3

SHA1
317f23e3a1674363f980e8690ea7b5876e43a893

SHA256
3bbcc1a752cd12b03fee7e9885ee386a5040d880ab5508791ab84e49bab4ecd0

SHA512
24f70774010498cee063bc32c1ea7b3bed5b595c0cbcefc93040af00dd69f7735b28ccaaa37c78276e3278ff658c6a2e2387d8476ff35fdf86f196d24b50ba6a

Download Submit
C:\Users\Admin\AppData\Local\Temp\4DC2.tmp\b2e.exe

Filesize
6.9MB

MD5
6f69bf9442555be51e560343a3f1679a

SHA1
b9152f85fc31d57f0e7e6563ee96fdad08a93763

SHA256
763eeaa9102ca8ab3c595a6d8d736c2c52d9363ae6c0f1ef9f8116172cadd3c4

SHA512
e66831a3a8514dcb96e9178312ff8a79964a3c23e2e503586028b3415cabc364fb914005b19cf5d28a467bae2814b011f10b04ba0cf5699272ecf98edfe93c06

Download Submit
C:\Users\Admin\AppData\Local\Temp\4DC2.tmp\b2e.exe

Filesize
6.8MB

MD5
6f865ace4159624520497702427e363d

SHA1
e27a6a448a7ffba81962d9c90e3d4197faa63c0f

SHA256
4cabf80067a38e6ce8027c810318475a4663a3154b27ca672f010acc035f124f

SHA512
5c60986cf0eb8531d290de4f8ed75cfb5718d5cd86e047151153247639af30fe74669c17f8516b035c88e9be91ea6a3f3de55276895030cd82ace3cccd8df63d

Download Submit
C:\Users\Admin\AppData\Local\Temp\50DF.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
3.6MB

MD5
ee3d71edce31ce47e4a027297b0c5a61

SHA1
070357da30e793b37c21170f4e1afc5bb5f27ae3

SHA256
bab3f21fe94d25a4506d3c0f3e6c8d2c00c5517b7fdd22dc4f759a37e45bbee9

SHA512
c3e6f45a203dae7141d9f80504705319e68061839e0b4220a6aee494e8148382eed0d9c6cf7a94cb3522422f9f1bf88693002bbb230dc166d5500dadbb1fae5c

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

Filesize
3.1MB

MD5
fa6bf44a6b32ff3c7a8b5b38a672ebd1

SHA1
c7b47dd5aea1dd9a807140daa88db29065cba784

SHA256
2adffd78e00ab5cb8c8a5c55c7e234adb29437d4cfb4c8e3745f02b61f45ea5e

SHA512
59e91be8e3b68daad169a70b0c4f4daf0e9b62f5d1d8981443c5a25595aa24da00747b3a3e10abb150c114911b6a30ebd3b1782803b541895f9ca083cbdef2c7

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

Filesize
2.4MB

MD5
ab957edce3ce4b6bf5a4f6de8d3a7851

SHA1
588adb9bae0f5e398f0325575dbd51c9d40f250e

SHA256
ab127f9966643b5bba6a524ecfaecf2af41352c7227efedd00bcc2f6df6215ad

SHA512
b24f5f79fbae8b86123351b7cfc05e869b6089b78ec2cdd075426b4218e7bc50b65aecacc981ed0fea06188dcecd9243b8c299175210363e7566faaa138c9a49

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/372-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/372-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/372-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/372-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/372-45-0x0000000067B10000-0x0000000067BA8000-memory.dmp

Filesize
608KB

Download
memory/372-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/372-47-0x0000000001010000-0x00000000028C5000-memory.dmp

Filesize
24.7MB

Download
memory/372-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/372-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/372-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/372-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/372-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/372-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4308-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4920-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4920-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download