73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
297s
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, 00:17

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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-1-5-21-1712835645-2080934712-2142796781-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1712835645-2080934712-2142796781-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
1536	b2e.exe
3204	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3204	cpuminer-sse2.exe
3204	cpuminer-sse2.exe
3204	cpuminer-sse2.exe
3204	cpuminer-sse2.exe
3204	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1400-8-0x0000000000400000-0x000000000393A000-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 1400 wrote to memory of 1536	1400	batexe.exe	87
PID 1400 wrote to memory of 1536	1400	batexe.exe	87
PID 1400 wrote to memory of 1536	1400	batexe.exe	87
PID 1536 wrote to memory of 1304	1536	b2e.exe	88
PID 1536 wrote to memory of 1304	1536	b2e.exe	88
PID 1536 wrote to memory of 1304	1536	b2e.exe	88
PID 1304 wrote to memory of 3204	1304	cmd.exe	91
PID 1304 wrote to memory of 3204	1304	cmd.exe	91

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:1400
- C:\Users\Admin\AppData\Local\Temp\5A55.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5A55.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5A55.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:1536
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5DC0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1304
  - - 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:3204

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\5A55.tmp\b2e.exe

Filesize
26.5MB

MD5
0cfad260e35966ca53bce4ea27594c35

SHA1
911222d06e1981bd654008988551f4518f96d862

SHA256
d4fef7813e42d00030d06e25bb50d5a65c2d6a738fbfcab057b86494dbd1a52f

SHA512
81916218cb3accafc8bbe8822b5617846cf6aba139e8fbbf72319e197a918d5edc2de3e90ab76f016ea9a4382cf5077b4a7d7ee7aafc1e35d219c7081ee00189

Download Submit
C:\Users\Admin\AppData\Local\Temp\5A55.tmp\b2e.exe

Filesize
10.4MB

MD5
a13258fbd6fba7d208ec9ae5d19cf886

SHA1
c232a3bb96d070d5a8d31383ad29ef4abdc5fc20

SHA256
f92954dce2facd4445cb87f42df1aaf5ac5e587755f1646486b1a14b83c9174b

SHA512
c1111353766d96e74e6840fd2d2afe888b023d9c705fb85dfa72127698ca7cafd0d6852a51e32d387ff97f8293c4d9dd83a5711f4c38737935bbe11941c4cb62

Download Submit
C:\Users\Admin\AppData\Local\Temp\5A55.tmp\b2e.exe

Filesize
9.7MB

MD5
1c8d7277016260e3b24a6f6bd4847e45

SHA1
11d34f1d0aadbbff8de85ceb6a77a5e7d226a1b3

SHA256
033b1a1bcd8589c3f004ab36fb971a4cdfe4c834ff085bb867e9469016c11025

SHA512
46f6a73ba9773fc60c4df6f961351bf614f1ee0767781e5b9495f432dd2ddc9219bfddfd2b468462de478651c0db325e4866b4482306599dceb68837ad594960

Download Submit
C:\Users\Admin\AppData\Local\Temp\5DC0.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
4.4MB

MD5
1dd393789fa33fc8e689c74f8efe0ea4

SHA1
991ee9e44ec8727079b7cd91a2ca5e33ce68cc01

SHA256
edd8008083ebf1599bd47c327b61535e631ce268112bf0163aa88681a69b9bf7

SHA512
b6dd8e74c3673f739c759aecd3553764f477e68b606ad1952ea15da4c331bf6bc0758fd14e63fdf7e56082c63cf32b697238be527e15efebf4086d55b83295bf

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

Filesize
5.1MB

MD5
90e98633d2fc1790942ce39a8bed1cc9

SHA1
effc546b9a5efa4a9e3f6592781bd1b7ac83cdff

SHA256
63f26ba93ebd73cc469e984f1c3357a4e579a2930080e6698ca75cf64e123f85

SHA512
ae72cce3deeb311782122a5984c6fbbb577a2e7d1fcec3582ecaa9cc641ba1b3c1db28c5a18bf88af0f81b6703308b192cdfb34124612e961d7e7bf9b9c6caac

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

Filesize
4.2MB

MD5
bb1939ace85e85ed5e644d70aed21212

SHA1
89548c35bf6e850ca1b6ab500a6c996140afa9c5

SHA256
3305dfcab116af4530fb4fc94a776cae4e0a72ec1fe17205f39c3a58bb066530

SHA512
649d222d1d0b6e2d9475e67fa762eead57d3d318b7392b1d41a74a681375d2de8ba413595a875d6a8118932cd2574c972c8a82cd15827f8b52f730ae8d2eff30

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1400-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1536-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1536-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3204-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3204-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-46-0x000000005B4F0000-0x000000005B588000-memory.dmp

Filesize
608KB

Download
memory/3204-47-0x00000000010F0000-0x00000000029A5000-memory.dmp

Filesize
24.7MB

Download
memory/3204-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3204-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3204-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download