44caliber | c2ade6498bf4fe3991c76104a2d5a8ad880ab4baaf0756f707eb3b22d9734a8f

Analysis

max time kernel
139s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
23-09-2023 18:45

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General

Target

SPYGAME.bin.exe
Size

274KB
MD5

e94364b4239eb39286dd3b07a9ea469c
SHA1

95a3fc71b5a4f63e1ce10c163af55b56f168a6f8
SHA256

c2ade6498bf4fe3991c76104a2d5a8ad880ab4baaf0756f707eb3b22d9734a8f
SHA512

bb924f1c1f8b851c70d5639abed43ed047452bac62580d060229e7a054d5f1be269e2888a3dfe511b434ac5a785dcf37216c95cffd8baaa9432cd930670acc13
SSDEEP

6144:8f+BLtABPDWlR1ZroWT0Ilb5wqlYeJ6lA1D0wIk:RluK0Ilb5/lYed1DMk

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/1101119692103491584/GTMNvMSwfNfgMdtSqTcvjCvj1QDXJYPNxW9vEtgHszOELGeSAQDBrIp9Qf7oWif26BJd

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
15	freegeoip.app
16	freegeoip.app

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	SPYGAME.bin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	SPYGAME.bin.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2232	SPYGAME.bin.exe
2232	SPYGAME.bin.exe
2232	SPYGAME.bin.exe
2232	SPYGAME.bin.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2232	SPYGAME.bin.exe

C:\Users\Admin\AppData\Local\Temp\SPYGAME.bin.exe
"C:\Users\Admin\AppData\Local\Temp\SPYGAME.bin.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
1KB

MD5
479a5995f2b8c84166aa1e58c5888695

SHA1
76bf2bd163b056300666df7056c1cac65be7895c

SHA256
2728bae500cbbb5ce303c9d4f086f2be49e30bf1f2d2e1e12efd0c62e9a8caec

SHA512
f3f68af793087e2f16cb4e3afd20c47bebcb12ee072b15e8d25dee2840b36aaf1c7540147faa54e8d77cbea40ac292dbb3225ef03e3c98401d0a4257c3c4a823

Download Submit
C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
1KB

MD5
4379724b973cfb8dfd1cbe2e21adb7d4

SHA1
84d5f6bd0c14f88f0dab4761fb4f9799789d3692

SHA256
0673ed2dc5e78db12504dee1ffddbceb862983b3fb267e145f46afc5394fbe80

SHA512
e173557abc684b5d13e2fe4a45f9a53786a34bf67177b02d65901439b1cae5f8a0047ee4ef708e70a319c9fc141505472277e41064d37380a7f34055c219f4e9

Download Submit
C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
182B

MD5
807b2f5818d37a517a0cd5f4b83a5c47

SHA1
a939d8d7e3b9413904a74cda354c511ef70eaab1

SHA256
cdc35c670f89496030043b15af32017f089a43764b3cb5bd294fdefacd417190

SHA512
66921860ce7611a9fd527c4bef3244ab9b894c1b86a23a11c0064ab96923f1f6017e44cadbc3ca2c4d99f48e659d4fb9eea34ca8d67f3e9461945743430fd803

Download Submit
C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
528B

MD5
a2d8fb5b6be47d98e18c272d4f3e4d6d

SHA1
4a73cb673286e5e470676b84d6db85c23f491b8b

SHA256
bfde035301fbb06d446efbe9e1cbf60badf9009a75161937913be73bdaaa563d

SHA512
c42a976f916602dd1ac6af95551e5ea2b6d04cd5cf2c19c16befbdf3bf2b2d6e06e61547c5ccac7a81d780ae493b5c16606ab5955bb89a1d04034e67f2358785

Download Submit
C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
558B

MD5
79e10f252d1afbc6c489846e8f31e47f

SHA1
34b253be5ac39bc3fa613d4612ee9a0be54912b5

SHA256
dd644b1bd80da0eab074f2bb0e0c7092a77482cb182c1ce2f91a3829c56f1d24

SHA512
2386b2b809b180bcc6d2aa2420fea8ef372a03c69ffe938c8c2e8d99f86800c79ca8dc7e6c0934c87b430184d4abd50086ab74c78052ff672f218cf0b9b3aafa

Download Submit
C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
1KB

MD5
bf0001be1b01b49d3ecf4fbec4cb26eb

SHA1
5044ad181e0b278e0ce02f0848df2b6ba1a5b8d7

SHA256
cd8808fbde2cf70fd1683988af42ab228462d816c9e1d212fcad9138283af450

SHA512
2233ac9eeac12e63f348bab614deb63490440fb71f1918eaba59500d43430aed9ea2aee2feb8e68efc8231bfa159af05abbc8b58d0a27437d0e68021bf647a32

Download Submit
memory/2232-0-0x0000027A069B0000-0x0000027A069FA000-memory.dmp

Filesize
296KB

Download
memory/2232-7-0x00007FFE92730000-0x00007FFE931F1000-memory.dmp

Filesize
10.8MB

Download
memory/2232-12-0x0000027A21010000-0x0000027A21020000-memory.dmp

Filesize
64KB

Download
memory/2232-123-0x00007FFE92730000-0x00007FFE931F1000-memory.dmp

Filesize
10.8MB

Download
memory/2232-126-0x00007FFE92730000-0x00007FFE931F1000-memory.dmp

Filesize
10.8MB

Download