73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
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, 12:39

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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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3940	b2e.exe
2272	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2272	cpuminer-sse2.exe
2272	cpuminer-sse2.exe
2272	cpuminer-sse2.exe
2272	cpuminer-sse2.exe
2272	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1896-9-0x0000000000400000-0x000000000393A000-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 1896 wrote to memory of 3940	1896	batexe.exe	85
PID 1896 wrote to memory of 3940	1896	batexe.exe	85
PID 1896 wrote to memory of 3940	1896	batexe.exe	85
PID 3940 wrote to memory of 1956	3940	b2e.exe	86
PID 3940 wrote to memory of 1956	3940	b2e.exe	86
PID 3940 wrote to memory of 1956	3940	b2e.exe	86
PID 1956 wrote to memory of 2272	1956	cmd.exe	89
PID 1956 wrote to memory of 2272	1956	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:1896
- C:\Users\Admin\AppData\Local\Temp\6F63.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6F63.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6F63.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:3940
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\72A0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1956
  - - 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:2272

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\6F63.tmp\b2e.exe

Filesize
14.2MB

MD5
8965c8fe838287d08c5876b9bc727ef4

SHA1
2b67c671e681a361e70582306fbc776fe382d048

SHA256
380b98b6168859551c3eb0e2940c7c9af4af3e39dbdd4ef7e0f31d48d31b1651

SHA512
70606ecbfabf121b2440516e1ee43bbd527d1b06645dfd5bdd92c73f4613db4890db52f5214fe8a4fe16a11240c3d0856f80c5c25ac2c70391a239bec0b7c553

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F63.tmp\b2e.exe

Filesize
5.2MB

MD5
c6a4b3e0253b7c045cfa0c9207006c2d

SHA1
0371a606ec5e03ec34cb109e475a31e776bd4d41

SHA256
16fd586e11a04a65ad16722c667fcf978446a832a72eb9e1c0bff743cca0461d

SHA512
436580caa1b00ddb676fe65aa838738ba6b6c1938bc13c1df4cb9c22a331eb6265f48f79d100e9dbb455b8f2953bef02cc0149193a16ca19b133a12b3187c8f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F63.tmp\b2e.exe

Filesize
5.6MB

MD5
4db7d9000d33a94f4728f2a0a3c4a1c7

SHA1
aa8cf1b4aace41fe5b3be5768d4de6a1a5372d03

SHA256
826933d8902c9387af3101f8977c23b711578e8e36dc3afd48ccb2202c0ec509

SHA512
4c0d15f7576a2d19ca9c37866b6b370cc9d3797dbbb32ec598a34837fe0adf612686fb288567b4e15404e6d3bf636653a95695f5cd7fc0039b474bfbb274d2a5

Download Submit
C:\Users\Admin\AppData\Local\Temp\72A0.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
2.8MB

MD5
89b3ece52b8ddb71bbbbc2aee389782d

SHA1
ec6fec09d6012bf698aae82897f5b383c5c5e6d4

SHA256
5209d41e0068354c5d5b681cad509de264fbffa43f8323cab85b73d7d48456e6

SHA512
297f7bab4ac5270609af87050142921c5e3692b81276e8d24888c70f6d1d566b0b76a1e38f8882ac57bdea8744824ebede51c6e43315db55e8df55af6790699e

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

Filesize
4.4MB

MD5
acc317c0d4e74bd8b3aa6efd46948763

SHA1
b6a40243cef0630324ba2f87d2aa0f6771c37c1c

SHA256
16214a96cee3d67c6f31cc9ad8066df9ac7845e130d214ec6d052f7ee38d6189

SHA512
a3ec9fb3a2381658138c6099d4d533da863ee7465c504865155997aa9e96377e72a48bd8c5a07458bb134f189b0e7e1ca36c5a5bbfbe75fcdcbdce2b6ba5adb1

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

Filesize
3.6MB

MD5
b1bf7496d9b6d0ede9e91799e79b6863

SHA1
518e0a17a393f1335e9b5662b65520904062880d

SHA256
7391abceb2dc515be1964df50d27621b5e55f9b727cf5dc9378bba5952b4f228

SHA512
63966aee59cca01949893bd5afb919ae5d57b79e65dc475ef32ef4cf618fd0b83354ee3e1d2cdce1244e0fb793b02b77f9a6a97e9080305aef141cc2c8fb26be

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1896-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2272-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2272-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-46-0x00000000747F0000-0x0000000074888000-memory.dmp

Filesize
608KB

Download
memory/2272-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2272-47-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/2272-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2272-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3940-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3940-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download