73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
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
12/02/2024, 09:00

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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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
4656	b2e.exe
4560	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4560	cpuminer-sse2.exe
4560	cpuminer-sse2.exe
4560	cpuminer-sse2.exe
4560	cpuminer-sse2.exe
4560	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4152-8-0x0000000000400000-0x000000000393A000-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 4152 wrote to memory of 4656	4152	batexe.exe	83
PID 4152 wrote to memory of 4656	4152	batexe.exe	83
PID 4152 wrote to memory of 4656	4152	batexe.exe	83
PID 4656 wrote to memory of 2428	4656	b2e.exe	84
PID 4656 wrote to memory of 2428	4656	b2e.exe	84
PID 4656 wrote to memory of 2428	4656	b2e.exe	84
PID 2428 wrote to memory of 4560	2428	cmd.exe	90
PID 2428 wrote to memory of 4560	2428	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:4152
- C:\Users\Admin\AppData\Local\Temp\AC5D.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AC5D.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AC5D.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:4656
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BCE7.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2428
  - - 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:4560

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\AC5D.tmp\b2e.exe

Filesize
10.6MB

MD5
b28d1289d5ecf77c7206ed550a90e550

SHA1
db9a933161ed1190c1dde41026943056b93f2180

SHA256
c8554b7954eaa6bb6cf1497901a80dbea27cc5134b03ad69afc89da4b8a6913e

SHA512
eab48770b1454c5fdff33381a89e61f1519d222eec2707406b18261cd742f3aa84251f5c90745b08697f9606bb58c19db78bf2b145b0fe6db3710bc5fde3c05c

Download Submit
C:\Users\Admin\AppData\Local\Temp\AC5D.tmp\b2e.exe

Filesize
6.5MB

MD5
b38ca569c8b8bef072dd5678fd277cc5

SHA1
43491772ca42386d3fc9c7a01781521d946a2d57

SHA256
0f09c26ac0f53bd3de3d338ccb0c60ff8c2caa51ea1a8c1101152a367d5a7c93

SHA512
e948b425e6c10f13fd8accc5ba74ecf50d17f7c90fa879876582a384ee8eb6b232276a6dd930081f6695c969cd6ae8ba1ed32cbc7b48be9f8df3144ae67281b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\AC5D.tmp\b2e.exe

Filesize
6.6MB

MD5
6e798356a224fa4fb1f4e625e316a342

SHA1
50d24189d987ec4ac8dffcd3e75edad9e7e3090b

SHA256
e721fc29f233301d719adad246e524973c0290891ba80c2a61997830d3fede61

SHA512
5f4b3e60e89faba1206e2374690cd11d167a7fbbaaa01ee978f7e82187d5acbd1e6d145e67d1070bdcea08213e25ccf0616500ac2ed15021270e012f26248ff5

Download Submit
C:\Users\Admin\AppData\Local\Temp\BCE7.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
2.5MB

MD5
d556d2f42952feca6ce9564bc4d61d99

SHA1
7f99cd3752d48b157fb7109c480800baf3414d02

SHA256
5a3db482760efa13421e809b94bd5abcb71cfa3728efaf18a4c6aff5c19b33c4

SHA512
49adfe1503b0c512309ec1363e2217777ec5b8b1af3ffe0d90dd1ed2fef79702bd211a98d9b6d6b425f56238127ed47693b76255ced0a65039534a70a6020db1

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

Filesize
2.3MB

MD5
04ea0e79eec36f824ea467a956fd28e8

SHA1
86434e12c7f7d29d95940f24f63a0387d1658afe

SHA256
4840f2546e64eac04624bb12c0c26af397f62e994e8221db8cfeeb18c9810f47

SHA512
65a66c2788ed8967b21dd4187246acff04ff5b5929d6d3f0c3ada8aff9a3e77fbd24aab0e1816a9a338ce829b52dc1c39f2732882ae32ef32c7d19c4e2f28db3

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

Filesize
2.1MB

MD5
2b21d98b470eaa1e9333f52f13eee54b

SHA1
7859607d8004999748e748771111d79b0f49cc33

SHA256
09103a0b454836dd86f6f9654e87228b016c301133c3a6f3cbf1d99c7068b522

SHA512
283371f7a5f2b1740764f8ec09f5858ec89d88dd7fcb3d8e7b17a2cdf4c3c6763ef92e588af643a7e4db0c83006c541562fd114858274ffd2e70ae23fa13b44f

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4152-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4560-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4560-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4560-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4560-46-0x00000000758A0000-0x0000000075938000-memory.dmp

Filesize
608KB

Download
memory/4560-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4560-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4560-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4560-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4560-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4560-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4560-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4560-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4560-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4656-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4656-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download