fickerstealer | 83c9c9beaca0a147e23995b84792f56cd130ccf262147374bd1114c2ac698fee

General

Target

0722_2857746751.xls
Size

343KB
MD5

97538e922b86b2ae95625d1e11e6aaf1
SHA1

928e4d89b379bdd7c894787431a8d0b42f28a5a4
SHA256

83c9c9beaca0a147e23995b84792f56cd130ccf262147374bd1114c2ac698fee
SHA512

c002b9f11892fb3882ccb7b07e91a5396370232407614ea1f5b4b6dbf7cde70c59c699415e01066731454debfb8e468a15def21ef889b92dedeabde79a623ed7

Score

10^/10

fickerstealer hancitor 2207_xwpi67 downloader infostealer spyware stealer

Malware Config

Extracted

Family

hancitor

Botnet

2207_xwpi67

C2

http://tholeferli.com/8/forum.php

http://aidgodown.ru/8/forum.php

http://relifleappin.ru/8/forum.php

Extracted

Family

fickerstealer

C2

pospvisis.com:80

Signatures

Fickerstealer
Ficker is an infostealer written in Rust and ASM.
infostealer fickerstealer
Hancitor
Hancitor is downloader used to deliver other malware families.
downloader hancitor

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3960	652	rundll32.exe	EXCEL.EXE

Blocklisted process makes network request 3 IoCs

Processes:

rundll32.exe

flow pid process

30 2104 rundll32.exe
32 2104 rundll32.exe
34 2104 rundll32.exe
Downloads MZ/PE file
Loads dropped DLL 2 IoCs

Processes:

rundll32.exe

pid process

2104 rundll32.exe
2104 rundll32.exe
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

29 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 2104 set thread context of 3860 2104 rundll32.exe svchost.exe

flow	pid	process
30	2104	rundll32.exe
32	2104	rundll32.exe
34	2104	rundll32.exe

pid	process
2104	rundll32.exe
2104	rundll32.exe

flow	ioc
29	api.ipify.org

description	pid	process	target process
PID 2104 set thread context of 3860	2104	rundll32.exe	svchost.exe

Checks processor information in registry 2 TTPs 5 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXEsvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

NTFS ADS 1 IoCs

Processes:

EXCEL.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{96EAF39E-565D-4EF2-82F1-52CF429359A5}\532.dll:Zone.Identifier	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

652 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exesvchost.exe

pid process

2104 rundll32.exe
2104 rundll32.exe
3860 svchost.exe
3860 svchost.exe

pid	process
2104	rundll32.exe
2104	rundll32.exe
3860	svchost.exe
3860	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

EXCEL.EXErundll32.exerundll32.exe

description	pid	process	target process
PID 652 wrote to memory of 3960	652	EXCEL.EXE	rundll32.exe
PID 652 wrote to memory of 3960	652	EXCEL.EXE	rundll32.exe
PID 3960 wrote to memory of 2104	3960	rundll32.exe	rundll32.exe
PID 3960 wrote to memory of 2104	3960	rundll32.exe	rundll32.exe
PID 3960 wrote to memory of 2104	3960	rundll32.exe	rundll32.exe
PID 2104 wrote to memory of 3860	2104	rundll32.exe	svchost.exe
PID 2104 wrote to memory of 3860	2104	rundll32.exe	svchost.exe
PID 2104 wrote to memory of 3860	2104	rundll32.exe	svchost.exe
PID 2104 wrote to memory of 3860	2104	rundll32.exe	svchost.exe
PID 2104 wrote to memory of 3860	2104	rundll32.exe	svchost.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\0722_2857746751.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:652

C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,SHIIJGLGNAB
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3960

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,SHIIJGLGNAB
3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2104

C:\Windows\SysWOW64\svchost.exe
C:\Windows\System32\svchost.exe
4⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3860

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\omsh.dll
MD5
7348620f737ec1b0997cae7548344f2c

SHA1
5550f62fdc0963c331b460f8a967c45d481e505a

SHA256
8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd

SHA512
568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6

Download Submit
\Users\Admin\AppData\Local\Temp\omsh.dll
MD5
7348620f737ec1b0997cae7548344f2c

SHA1
5550f62fdc0963c331b460f8a967c45d481e505a

SHA256
8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd

SHA512
568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6

Download Submit
\Users\Admin\AppData\Local\Temp\omsh.dll
MD5
7348620f737ec1b0997cae7548344f2c

SHA1
5550f62fdc0963c331b460f8a967c45d481e505a

SHA256
8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd

SHA512
568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6

Download Submit
memory/652-122-0x00007FFD106E0000-0x00007FFD117CE000-memory.dmp

Filesize
16.9MB

Download
memory/652-334-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/652-121-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/652-114-0x00007FF7623E0000-0x00007FF765996000-memory.dmp

Filesize
53.7MB

Download
memory/652-123-0x0000029F210F0000-0x0000029F22FE5000-memory.dmp

Filesize
31.0MB

Download
memory/652-337-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/652-117-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/652-336-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/652-116-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/652-115-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/652-335-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/652-118-0x00007FFCEFED0000-0x00007FFCEFEE0000-memory.dmp

Filesize
64KB

Download
memory/2104-295-0x0000000002F51000-0x0000000002F69000-memory.dmp

Filesize
96KB

Download
memory/2104-296-0x0000000002CD0000-0x0000000002CD1000-memory.dmp

Filesize
4KB

Download
memory/2104-294-0x0000000002F50000-0x0000000002F5A000-memory.dmp

Filesize
40KB

Download
memory/2104-293-0x0000000002F50000-0x0000000003016000-memory.dmp

Filesize
792KB

Download
memory/2104-290-0x0000000000000000-mapping.dmp

Download
memory/3860-297-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3860-298-0x0000000000401480-mapping.dmp

Download
memory/3860-301-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3960-277-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads