73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
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, 13:46

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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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5136	b2e.exe
1272	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1272	cpuminer-sse2.exe
1272	cpuminer-sse2.exe
1272	cpuminer-sse2.exe
1272	cpuminer-sse2.exe
1272	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4504-9-0x0000000000400000-0x000000000393A000-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 4504 wrote to memory of 5136	4504	batexe.exe	85
PID 4504 wrote to memory of 5136	4504	batexe.exe	85
PID 4504 wrote to memory of 5136	4504	batexe.exe	85
PID 5136 wrote to memory of 2944	5136	b2e.exe	86
PID 5136 wrote to memory of 2944	5136	b2e.exe	86
PID 5136 wrote to memory of 2944	5136	b2e.exe	86
PID 2944 wrote to memory of 1272	2944	cmd.exe	89
PID 2944 wrote to memory of 1272	2944	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:4504
- C:\Users\Admin\AppData\Local\Temp\5DCF.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5DCF.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5DCF.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:5136
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6040.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2944
  - - 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:1272

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\5DCF.tmp\b2e.exe

Filesize
11.8MB

MD5
1ace527351f837d1e94bb7311272c65f

SHA1
47a48099ebda497e73b6ad311efc3aa58ac2e402

SHA256
b11506bcc3fb1b80c56f34f7c91e6320d580e71cf8e483396e3fb2a9d0c24f61

SHA512
cca262cc40eed1cf0214c767ed468de8fc739346b12b52a4e3d4e36b99acf4be23c06ada60af12fb60ffde8c95e18b89f050e99506a228cbf93df707e0625b39

Download Submit
C:\Users\Admin\AppData\Local\Temp\5DCF.tmp\b2e.exe

Filesize
6.7MB

MD5
4da9498d4790d735ba66aa2114d978f3

SHA1
50ccdba830624782683efa01f3fdbc07dc15e6f6

SHA256
72219c759b62cb8b7cb69e61d767775a0c89187199fc7399ea36aaf6ab78150f

SHA512
dd180e062fec8a44c350a0ed113d7f96a780f7e4b8587b1af0faaaa5ff44994149abb3881b19e494dd843a30f0507697244873a0505ff2650b3a9a338a151f82

Download Submit
C:\Users\Admin\AppData\Local\Temp\5DCF.tmp\b2e.exe

Filesize
5.2MB

MD5
da59c2a341b685d5ab977c3dc21a997a

SHA1
2c898314cd354b8b23d949923d8e4542c49a6322

SHA256
13f123c60b55952da4f0b8629a38ff06ef7d2a722e244c4f9319b57c2431538d

SHA512
9e418dec23e097136f8d285c544dfefce170a5bcb834608f6c0bec3d139eea1ae93516355ba9ed1c31d2537ed14a2de4b325d90c5b580ba7216fb1e908645d58

Download Submit
C:\Users\Admin\AppData\Local\Temp\6040.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
b40d26361443b8d08f1b6ae921e79fda

SHA1
a848f91b6a3d6df1ec1e6b69fa98b27ef96e30aa

SHA256
2dbe16083a542908499c3eed89aee32970745215b6f22baeb7fe5ac43792241a

SHA512
356956df3504c2be9c642963b18f24f8beb645702e613945a272bb3096ab824e08ea7a8b8323512c6aabe38414aa622e23509df67c9191847d2d3178d9a68018

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

Filesize
3.6MB

MD5
e904415b28b95149356c678250209d71

SHA1
d80af0022df8c2238fb3c5f5886aeed9ede5da43

SHA256
d887fceaa887eb51f6e7a3ce0f7588cf67029ff58e42bb908a90759227eb63b3

SHA512
eb0a14e8ab195861254e3e71da08d5748d0b820463a23e44a6651d04092bf179d9d13169a79cdba378ebeb302ea3949a6bef56c164f918e1bdd589ab33ebec92

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

Filesize
3.3MB

MD5
418e040a923d93089a146a259f7ba56b

SHA1
b873d62157d4b7a36297000558e08c29658aa260

SHA256
af7f45bf3a871b2d85a9fd6553f75c11fea2d056f3c9688786d77bb3f777390c

SHA512
69203c069ea0135d5c972e046bec3ff86bec8ce2c4f18dbafde070ce0fbf4940bd1263563e15ad37befbc45fc14874c378d98c9687b238d302dcf473832b8b0a

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1272-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1272-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1272-46-0x00000000721E0000-0x0000000072278000-memory.dmp

Filesize
608KB

Download
memory/1272-47-0x00000000010E0000-0x0000000002995000-memory.dmp

Filesize
24.7MB

Download
memory/1272-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1272-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4504-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5136-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5136-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download