73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
289s
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, 05:15

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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-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5416	b2e.exe
5452	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5452	cpuminer-sse2.exe
5452	cpuminer-sse2.exe
5452	cpuminer-sse2.exe
5452	cpuminer-sse2.exe
5452	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4012-9-0x0000000000400000-0x000000000393A000-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 4012 wrote to memory of 5416	4012	batexe.exe	84
PID 4012 wrote to memory of 5416	4012	batexe.exe	84
PID 4012 wrote to memory of 5416	4012	batexe.exe	84
PID 5416 wrote to memory of 2044	5416	b2e.exe	85
PID 5416 wrote to memory of 2044	5416	b2e.exe	85
PID 5416 wrote to memory of 2044	5416	b2e.exe	85
PID 2044 wrote to memory of 5452	2044	cmd.exe	88
PID 2044 wrote to memory of 5452	2044	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:4012
- C:\Users\Admin\AppData\Local\Temp\5BFB.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5BFB.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5BFB.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:5416
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6002.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2044
  - - 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:5452

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\5BFB.tmp\b2e.exe

Filesize
10.1MB

MD5
0ed02d973f2c7eb57e73e55e9d9fee67

SHA1
a67d6494ebc3726c2bcaf7c71c6b2cc38dc4117a

SHA256
ca470e87a63e26d73e305f802dd43920900062e8587042d6d2fa26ef195aef49

SHA512
a4d2d76b391c63a57de1e456651e734b7a982b301777a74cbf0299a754f6c937889288e4c7700d46eafaba0d420245f3c2dee6a45b5c76641b8d7bfa8f3db3bf

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

Filesize
1.6MB

MD5
4b3e3a3f84660472fb9714cd8feaba1b

SHA1
8561afb6ae0a1ab8a4d8364928811b66fcaf9da9

SHA256
006513b9e4310066d4cb66a1ea11b6619c10e428f5a1ccc39eab92e1d487f442

SHA512
a4ccf4de38da8d27dd065ef09b81a4bca708188c6102211faaa186ddd8f68b87381611da54cb6098758733c799e2a3450cb5cae66b58c29a4264d93f93a1edc2

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

Filesize
1.7MB

MD5
2ee6868f377eda7ed0a0e0d7447a85ef

SHA1
82af939e7b03a80fdbf7f67788e0e641aa28ef83

SHA256
55b01c7d604f406daa9883977c532a1566e75212e79790088a3a63cb085d61dc

SHA512
f9caf4d25401a60d7ef1f227a0ec41986471b3fa8e8fa210f5dff5d61a66d59759d40c8bed00884557c39b3ceb8eab5257ff7f6937bf31cd0a878bf20a97e40a

Download Submit
C:\Users\Admin\AppData\Local\Temp\6002.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
117KB

MD5
4c12e62f35a6517b1d861e3eb3759c5d

SHA1
5ab45c90e2d03d224990bf4ec1ee30ca12b5ead5

SHA256
5edf4f73cc0777b50660ba9a2d3e59a3010c0a518dec2b9ed029b395dffa1134

SHA512
eab41cda4d97cd7d2047ffe4790550b2523153aec85ac2d6cfe91c2d83a273117ee734490816a65f8f4c684c63ac7d03fc8309bf2653f2cdb3069b7501beb4a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
4KB

MD5
64a5263b86888530017e03bd7a0b1c30

SHA1
3bb4c5edf356415dfa57f763f5ffbed7d958cc33

SHA256
77f4e876d12ad0c9a689d10de3028b59ef651a06bd577cfc576aa8ee5aaf0c6e

SHA512
f4a9e1cbe9906594a4cb54be650d238b76f0f938a7d3e721d042a835d1257b886395db8bfb23c45834dd6e32c87519755317d99a0a65683d810339ff78a44d06

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
3.3MB

MD5
c2080bcfba3112c349c90f93e63f1306

SHA1
06ef22f9eb4c612d33bbfa339ce360325a437219

SHA256
d418d572801e9ebbc1ba2889bcb9f7197fec18136a1317a8fa3aab7ff0855dc6

SHA512
1c27824f99aaf57b4a8476a0d862e942b87626657d036df051c804ebc5e7e31d448056a96af4e1dc0faf46a5d85588f7ec34a37f71609184f3febd26b85092ca

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

Filesize
2.9MB

MD5
9c5a9919e578800d4637d7f92ffb75d5

SHA1
239bc4f3a748769a1b2e1cebd01080e67f8cde80

SHA256
9638a929ea52baa87dbc94d228608863abe8217e30b8f1b9b31692a4eaa167cb

SHA512
5440650611c32cde21564ad637028e98484a2ed22dbc6b3250aae7c9c359df0651be8c2f456bc22ed440ece47f68f4fc8f7b22ebd5bd009822a96f40d5007904

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

Filesize
1.9MB

MD5
ef7cf875db8ff06693629f224324a73b

SHA1
091effefdbc69cf7050b0f213c7c864f30c5d48f

SHA256
0f37432b310ee2bc6ae918350998881b7eb3788882b0aa00ef8967d6ac61cba0

SHA512
7187db518ea7816289658c023fe773703560878473aa0226bb2a7697b8ec617a85fdb10549773c9debf2dde89642b6f525dda4bdf2d56e264d9ee2e15f6d1759

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4012-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5416-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5416-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5452-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5452-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-46-0x0000000071D00000-0x0000000071D98000-memory.dmp

Filesize
608KB

Download
memory/5452-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/5452-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/5452-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5452-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download