73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
max time network
305s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18/02/2024, 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-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4416	b2e.exe
3644	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3644	cpuminer-sse2.exe
3644	cpuminer-sse2.exe
3644	cpuminer-sse2.exe
3644	cpuminer-sse2.exe
3644	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3952-9-0x0000000000400000-0x000000000393A000-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 3952 wrote to memory of 4416	3952	batexe.exe	84
PID 3952 wrote to memory of 4416	3952	batexe.exe	84
PID 3952 wrote to memory of 4416	3952	batexe.exe	84
PID 4416 wrote to memory of 4616	4416	b2e.exe	85
PID 4416 wrote to memory of 4616	4416	b2e.exe	85
PID 4416 wrote to memory of 4616	4416	b2e.exe	85
PID 4616 wrote to memory of 3644	4616	cmd.exe	88
PID 4616 wrote to memory of 3644	4616	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:3952
- C:\Users\Admin\AppData\Local\Temp\831A.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\831A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\831A.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:4416
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\90C6.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4616
  - - 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:3644

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\831A.tmp\b2e.exe

Filesize
30.5MB

MD5
1aa0b66b7f4320b747ff05264242823d

SHA1
b7f131e76f48a3926e5140904d469fa221540b99

SHA256
16b87549cb4fabeebf62efa476c904ed9fbee9663da0ab43b482f3f9cf580fc9

SHA512
a39ddb98de65892d23fd07ec82980e5efc34762307f0252d28ada5d8ca2864ca61e0a8eae35cc69c6057b56808768e642745e65c9c9dca3a0a962c7414763052

Download Submit
C:\Users\Admin\AppData\Local\Temp\831A.tmp\b2e.exe

Filesize
5.2MB

MD5
13015dfa459e1048325f8581f5d46054

SHA1
6f6984c9d862d72be22acfca329d88e5544ff4ba

SHA256
5ba4ce2c5f0c79c07e41fbeb186521335ae060de242c49ce54feb64ff973a696

SHA512
46ef05875d1a71097f80d15a5f4db2e9d1447b5505265eca3c17972fd6974afd15387b045856a26f799fd7d2009ae250a11083fcda1ff864fd2fdc1be5002695

Download Submit
C:\Users\Admin\AppData\Local\Temp\831A.tmp\b2e.exe

Filesize
5.6MB

MD5
d009ea00d4e481b5cc36d8b9902ebaed

SHA1
9ed7f0293eb58a29c6bbb5b93a18f4c030c63212

SHA256
22b6a093155754f8007ea4e1814e299a927d3a32187eaece9cbf13b228b48bbd

SHA512
8f98ab491d94d63d9841a7ab7cc0c4842cae342938fa710dafe00cab6c8b6e044b1bd1b58df7854c08672529febdf225dbde5a3c71733f7d91ba9185dd4a5fc4

Download Submit
C:\Users\Admin\AppData\Local\Temp\90C6.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
b69b2b567106989129ddd1f281a2dbfc

SHA1
f920cdbab8e8093c517e2fe6f927532e18f4f230

SHA256
7cb5d6cab0fa416105b593d2b5a12d9f87fbd74ee6ab856b7771060dddcfe0cc

SHA512
9757224357a416619e6f265b7d470794aa4da7a0c33d0bd2809a9288dd629258357b3c799fcc2663a08bfcb254e00233b9c8d36f0c3188e95a1ffa1ee1334578

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

Filesize
6.2MB

MD5
a2f7333bc282df8bebb04e06fae20627

SHA1
da49034b6f27c43bc5a0b429cb6e8f4847b42b26

SHA256
340a1d9a1c1cd4236cac42ceb3a808d5689acd0010020c3e868b8670508ec181

SHA512
8b8bc61e213741df85cdd9a8b765f572b3527e304f3b9224e40f10fca92be196973ca704bad413613e53df390374cbff3db7fc0a6474ebc30079e036e5f9ef5b

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

Filesize
8.1MB

MD5
dc3269114cf3bef0b23a13846e22945e

SHA1
d321a5a2606e8f760de0d2599f5e2605b6115798

SHA256
3bf3a1a4485c35cef476f050a611ac42239604d6db1eada9a72700c5a3f2a7f9

SHA512
89d12478cbed50841ff6bfec66e939c03246b1ab88af93880133a11523fbc77976f3fe5b5efdbd6d08b2e6bd9b826dba8b4b7127536225bf29a2a8d30a720415

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3644-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3644-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3644-45-0x000000005CF90000-0x000000005D028000-memory.dmp

Filesize
608KB

Download
memory/3644-47-0x0000000001140000-0x00000000029F5000-memory.dmp

Filesize
24.7MB

Download
memory/3644-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-51-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3644-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3644-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3952-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4416-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4416-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download