73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
306s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
23/02/2024, 12:42

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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-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3136	b2e.exe
1732	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1732	cpuminer-sse2.exe
1732	cpuminer-sse2.exe
1732	cpuminer-sse2.exe
1732	cpuminer-sse2.exe
1732	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3952-9-0x0000000000400000-0x000000000393A000-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 3952 wrote to memory of 3136	3952	batexe.exe	87
PID 3952 wrote to memory of 3136	3952	batexe.exe	87
PID 3952 wrote to memory of 3136	3952	batexe.exe	87
PID 3136 wrote to memory of 2148	3136	b2e.exe	89
PID 3136 wrote to memory of 2148	3136	b2e.exe	89
PID 3136 wrote to memory of 2148	3136	b2e.exe	89
PID 2148 wrote to memory of 1732	2148	cmd.exe	92
PID 2148 wrote to memory of 1732	2148	cmd.exe	92

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:3952
- C:\Users\Admin\AppData\Local\Temp\8491.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8491.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8491.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:3136
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\900B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2148
  - - 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:1732

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\8491.tmp\b2e.exe

Filesize
9.2MB

MD5
16f8babc7dcf10a8e8d5650ba4685075

SHA1
8800ecba37d9a3bf8bbfb5a7153ebce6b231953e

SHA256
734c8ff77485b20e68258facec806fbc6d4bf2a41bc4adadd8547172d19e0cf7

SHA512
7dd43210cef9db6775e1989a4aeadb549574a251afa03d6fe432620c75d63b4a89ba49c8f0d224c6515e44cb887a93cc09372b8352d8051911755c24a866621e

Download Submit
C:\Users\Admin\AppData\Local\Temp\8491.tmp\b2e.exe

Filesize
640KB

MD5
ec807089447cc8ffed3ed14af8e0dd7f

SHA1
0d5600b96cd4d605dd40d169bade90cc2e41d4e0

SHA256
97789e181648b41de38dee9a0b40452bac36d463329a87bd2ad517a2968c51f1

SHA512
a2f87f33cd02f225b4c43f4dbd93e18e15e49dc5cdc1ef05f99bb54cdf2b759932d84e29863c11eb1941fb82d559682ea1be25ab7c826670389fb659d6afdac9

Download Submit
C:\Users\Admin\AppData\Local\Temp\8491.tmp\b2e.exe

Filesize
176KB

MD5
6aa2de3f4daec6b7143ff6fef1c2db21

SHA1
d73d68544063a8dbcf0f5c05d679fa60d6935993

SHA256
220575bd280ce83399f0d92edc88e8a664e08d84693ec4934ba9d9fea5e86aa8

SHA512
1d2f22eafcfa53a3c0c6ab82925c50a62b3027ea000020df14bf7f307647f448fdc6996788228b15a0def1a70f6092f2c596e48e6ade062f8a81e586e6ac6c45

Download Submit
C:\Users\Admin\AppData\Local\Temp\900B.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
2.7MB

MD5
7eb2f70dc5a53fda9b957e892222161b

SHA1
ff0dee44fcce48b971f5e57374b3495f4045f878

SHA256
34d9657c498cc498be7987e874f37d5bcf74a76dec9d4271540a825712ca056c

SHA512
288fa4e88449b887535633525a0ba1ede08ef6e0fb6338571a6dead2b628aa406b04e735be6aecf629ebc88114f97011e0cdb1bd62642323940303efa8771e59

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

Filesize
3.0MB

MD5
cfd7b718e68959fb45e9b0ab9d4dc2e9

SHA1
48dc2b217a3de4258bd72b8351702b8cf200dba8

SHA256
5a070afb2e207c8af3ab4d7f72ac7f6e307cc67b61f0c4ea14d4b6a5ed28f194

SHA512
9a54433d8d111d1f6848e7efb7cccd711a8664bd31ee95202ca1fbaf8a66e805f263648fff835ab0add3ded5c7724da5049f9302dc69fe28fc2fb48d8c5be912

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

Filesize
2.8MB

MD5
c89eccb172245572e12e1ef31352c451

SHA1
96b44d49114268c567b7a9682327d27a0f0aa80d

SHA256
7891f06b27f93b1ee548c045eaa07511bc74c292cc4c6d5275dc66523730bf33

SHA512
19fee3424df1abc582f55c4785e5175bb0bd1375e235aefedbfbe30be07d2642937b09abec4f06802c28e248e1052b58453695baf29d26efa3e0a81848e8e0c1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1732-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1732-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1732-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1732-45-0x000000006A2D0000-0x000000006A368000-memory.dmp

Filesize
608KB

Download
memory/1732-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1732-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1732-47-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/1732-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1732-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1732-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1732-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1732-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1732-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3136-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3136-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3952-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download