73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
301s
max time network
305s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
21/02/2024, 14:54

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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-1-5-21-3844919115-497234255-166257750-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
2156	b2e.exe
2884	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2884	cpuminer-sse2.exe
2884	cpuminer-sse2.exe
2884	cpuminer-sse2.exe
2884	cpuminer-sse2.exe
2884	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4636-9-0x0000000000400000-0x000000000393A000-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 4636 wrote to memory of 2156	4636	batexe.exe	79
PID 4636 wrote to memory of 2156	4636	batexe.exe	79
PID 4636 wrote to memory of 2156	4636	batexe.exe	79
PID 2156 wrote to memory of 3752	2156	b2e.exe	80
PID 2156 wrote to memory of 3752	2156	b2e.exe	80
PID 2156 wrote to memory of 3752	2156	b2e.exe	80
PID 3752 wrote to memory of 2884	3752	cmd.exe	83
PID 3752 wrote to memory of 2884	3752	cmd.exe	83

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:4636
- C:\Users\Admin\AppData\Local\Temp\6F01.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6F01.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6F01.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:2156
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7BD2.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3752
  - - 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:2884

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\6F01.tmp\b2e.exe

Filesize
17.1MB

MD5
2448ee5e5519f849f8fd91a273c3c479

SHA1
70ead592be3d6e921aa07a3975c19fe7f608a13b

SHA256
def35ea97a212d0a5e4eb9364536dede75d16448811c7cf703867cd9f08e53aa

SHA512
efb75693af6c4c95ef782aafab20ebe6dd5a986954b47892d031ad0261b08969d5f768f9d06d0756d9f5a8423cbfbf40382146a44d7f58cb3088dea32625e62b

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F01.tmp\b2e.exe

Filesize
16.2MB

MD5
21dc8a30bbc27c6a3b0c8e30d7647fe8

SHA1
7697fb4336858af36d7184881ccc2e4e22fa3ebe

SHA256
11cc24f21540a58725067c92c8f1f78bd4a0f0f84b6aef5e7fcff25714178650

SHA512
3175b23b7e2e2ff953f04adc7c8fe69365a6e483e74902bb5c626141018b45a980ea6c302fec82dcb43d7ccae5f067a7cd72884824dac7a631904c5c5cb7d515

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F01.tmp\b2e.exe

Filesize
14.4MB

MD5
f8059325f07aac2c4fbdbeda7e8c31ec

SHA1
2e4b7ce0bc5f85b581343ea06bd5b5696bf29165

SHA256
8cd9952db4e9cb5f82c25ede9dc36ce4183adbd64d3ebe92440de0fe0da7a2aa

SHA512
9f3dc2d8a1bfe056add2dcc8ae5cc73bbf4e89a7b18ba95f1c272933827a86e70e2f9a90890b2a025c69992af94a6d676a26272110b7fdf5cccaf3fbbc03c74a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7BD2.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
13.8MB

MD5
027906a4889b1fc0c99f651dbc62a8ac

SHA1
8839811b5fff24093806a6dedaccfac69930ba0b

SHA256
711bd412c87f8677d92f23ba0a6c040bb1195f897c5a3196a65dffa0e2fbb111

SHA512
fb946deb1f7fb428afd63be16d3728304878a3b2bd734cf7f27cc29df3eebff25fc15c90bcb19e957339d30bb2d1cc50814314172e9a00b4069d537e169efca7

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

Filesize
13.0MB

MD5
9dc6c41d1dd9eebcbd6a9c51c5284ae8

SHA1
e40795f5bb3d0e9f75977530421733a1487fbfcb

SHA256
56ec97f7d0d1021af2b04b3d5a4c48cd811091b10773122ce461b3d7b4d733cd

SHA512
5afb086555035d637f897a33511b21f01c3607d32882ac0dee0831edecfbac47035169ba306b34297a75aca812a5fc675f5d368c9dea3d4ba2cd2ba0f9abca8f

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

Filesize
13.0MB

MD5
c841d828846728c74265115e4e9cf533

SHA1
11288a82af7e96f09f3ec7395daade71579b6195

SHA256
7835a99edb945a9dae3d8010a88b725623ac874a579c100f5596536d4ab589b2

SHA512
c7f01b8e4ffd99a2c4263d6273b29e1047ce1b0ca11b62b69c946a4bfbcf0b027583eaa0283fa5e5b636c3c5724a9016e9c09a2129abe364eedb440bb157ca97

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2156-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2156-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2884-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-45-0x00000000744D0000-0x0000000074568000-memory.dmp

Filesize
608KB

Download
memory/2884-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2884-47-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/2884-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2884-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4636-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download