73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
317s
max time network
330s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
14/02/2024, 05:29

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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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2364	b2e.exe
4552	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4552	cpuminer-sse2.exe
4552	cpuminer-sse2.exe
4552	cpuminer-sse2.exe
4552	cpuminer-sse2.exe
4552	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/452-9-0x0000000000400000-0x000000000393A000-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 452 wrote to memory of 2364	452	batexe.exe	83
PID 452 wrote to memory of 2364	452	batexe.exe	83
PID 452 wrote to memory of 2364	452	batexe.exe	83
PID 2364 wrote to memory of 4228	2364	b2e.exe	86
PID 2364 wrote to memory of 4228	2364	b2e.exe	86
PID 2364 wrote to memory of 4228	2364	b2e.exe	86
PID 4228 wrote to memory of 4552	4228	cmd.exe	89
PID 4228 wrote to memory of 4552	4228	cmd.exe	89

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:452
- C:\Users\Admin\AppData\Local\Temp\FFFB.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\FFFB.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\FFFB.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:2364
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\16CF.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4228
  - - 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:4552

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\16CF.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

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

Filesize
9.8MB

MD5
077459b5f274de4e865e2d14c7bab26f

SHA1
a56bc24ed7cffc0157664333d4c2ad2cab528157

SHA256
b3143f8b71dd9c52fe81baf09272641bf9c3974d8d04ae760187d0eb9bb32a23

SHA512
ab4c883711bfdebcc2cbfa8a8d1e4579f1d884db75bee308f5cb9362a0a430fa108bb4462120cf201f52c1573ed0bc8740bed3a0139b5fcaf2eeeb6269ca5bea

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

Filesize
1.9MB

MD5
72bcdd2e3cbd85a56349c883c844708c

SHA1
2919f537c2c8c34d155c32454b4ad14bbd8db5ca

SHA256
7105f05e3bc3e033e90f71c36b0a47d6d89574b217581443f55325fd2d9aa0d4

SHA512
82121fd7c939219718e4917d6547caa552e55000666ce3df88b8b8d86e8c1acf312b3c8dcdd7d3555d4a57152df7fc03d57cf209d433f29ed5dced45163be444

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

Filesize
3.3MB

MD5
11a1c2a425554727d5ae772cb9d7dc6e

SHA1
7b5a77ed7aac34bc781a9b8521cb98eba73ee752

SHA256
b24aee538351a54a577d5ed88d79f7638dccff5570fb78cde7da9f58643f41df

SHA512
0802e2c8b1f66de0dc940fb4559a1f42ef8d9101f4b23791a234b70c47bed964afba3993404320b97b858a4310cf9458f1e1406307089ecb1aaff1970b0863a5

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

Filesize
640KB

MD5
0f6af9e19fa927d88313e98d54420920

SHA1
0aff9c72864126107d6c630aafb9ed6512042afd

SHA256
71661d7077b93e2a5e53d7093e532bec1b66d34e3929bcb314eab7f431b84734

SHA512
bba078e2f4eb5ca45956657356f7419767a81679f34d9991bf28a1d44e412340d1002517f74a15583ffe20b32f1f25b60c47f4581100552dc1e651b3f88547be

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
e996171118851ae5747b946f8eecd2b0

SHA1
2ca1dc32df7a1262b535137ad236f120c74ec54e

SHA256
ba435bc42e48b6b6c81d13a3fdaa8fbeac07cfe402ce328698ff07ec847e156e

SHA512
15d5f5fe70d349d14c81b1f618b8b7672b53c377a0af90e6221aab6fa5f7badd0ef0709400050e65c7ae0ddaf90bad06f22ffdd3f10815bf60290f2d6983eb64

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

Filesize
2.4MB

MD5
ab957edce3ce4b6bf5a4f6de8d3a7851

SHA1
588adb9bae0f5e398f0325575dbd51c9d40f250e

SHA256
ab127f9966643b5bba6a524ecfaecf2af41352c7227efedd00bcc2f6df6215ad

SHA512
b24f5f79fbae8b86123351b7cfc05e869b6089b78ec2cdd075426b4218e7bc50b65aecacc981ed0fea06188dcecd9243b8c299175210363e7566faaa138c9a49

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/452-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2364-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2364-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4552-47-0x0000000001120000-0x00000000029D5000-memory.dmp

Filesize
24.7MB

Download
memory/4552-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4552-46-0x000000005EC90000-0x000000005ED28000-memory.dmp

Filesize
608KB

Download
memory/4552-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4552-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4552-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download