23da9bf58df112e1461cc81469e3c3a030ee319ebb32b865c6fc3b1b8a84f766

Analysis

max time kernel
156s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20220331-en
submitted
08/04/2022, 08:55

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General

Target
Fatura- Odeme.xls
Size 232KB
Sample220408-kvfmxagbdl
SHA256 23da9bf58df112e1461cc81469e3c3a030ee319ebb32b865c6fc3b1b8a84f766
MD5 0bc0d00ca3d9b9a19cbdd8b3bc3f60cc
SHA1 d03dba98950d69e6d088b99d265cabbefa12d332
SHA512 04c0cbddebe778cb4947973a907bce8059bbc4c071707cf07317e9024b620b50f0d76e303c771fd72a8389aa43a6827cdd02c2265cd7015d945636bd7fdd60bf
MD5 SHA1 SHA512

Score

8^/10

Malware Config

Signatures

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
2680	QOISOJ.exe
5008	QOISOJ.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2680 set thread context of 5008	2680	QOISOJ.exe	86

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1712	5008	WerFault.exe	86

Checks processor information in registry 2 TTPs 3 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	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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3908	EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2680	QOISOJ.exe

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 2680	3908	EXCEL.EXE	84
PID 3908 wrote to memory of 2680	3908	EXCEL.EXE	84
PID 3908 wrote to memory of 2680	3908	EXCEL.EXE	84
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86
PID 2680 wrote to memory of 5008	2680	QOISOJ.exe	86

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Fatura- Odeme.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3908
- C:\Users\Admin\AppData\Roaming\QOISOJ.exe
  "C:\Users\Admin\AppData\Roaming\QOISOJ.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Users\Admin\AppData\Roaming\QOISOJ.exe
    C:\Users\Admin\AppData\Roaming\QOISOJ.exe
    3⤵
    - Executes dropped EXE
    PID:5008
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 80
      4⤵
      Program crash
      PID:1712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5008 -ip 5008
1⤵
PID:4428

Network

MITRE ATT&CK Enterprise v6

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

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Downloads

QOISOJ.exe

Path C:\Users\Admin\AppData\Roaming\QOISOJ.exe
Size 310KB
SHA256 8430a447b875833e64dac9eeecf93dc24510144e1221f5fc1febf0fd163e9f61
MD5 62a743cddbabfc4aa5da6f03c22b8b8f
SHA1 37f1d3cad65ce9f3767f0d3cca6f5fe050c49ad3
SHA512 0d0317de29d2aff85debd5c21163f3c70e0457926758d0de7c751398baa2d553e7303e61dda708370322eccbb840b35ca24c1fd6b9a260594ea278508e77784d
SSDEEP 6144:xiHfYjW0FaKqn5oOcoVrBwjM1Eb5886pe774364mwjAI:xiKphvOTUMml6GY
MD5 SHA1 SHA512 SSDEEP

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QOISOJ.exe

Path C:\Users\Admin\AppData\Roaming\QOISOJ.exe
Size 310KB
SHA256 8430a447b875833e64dac9eeecf93dc24510144e1221f5fc1febf0fd163e9f61
MD5 62a743cddbabfc4aa5da6f03c22b8b8f
SHA1 37f1d3cad65ce9f3767f0d3cca6f5fe050c49ad3
SHA512 0d0317de29d2aff85debd5c21163f3c70e0457926758d0de7c751398baa2d553e7303e61dda708370322eccbb840b35ca24c1fd6b9a260594ea278508e77784d
SSDEEP 6144:xiHfYjW0FaKqn5oOcoVrBwjM1Eb5886pe774364mwjAI:xiKphvOTUMml6GY
MD5 SHA1 SHA512 SSDEEP

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QOISOJ.exe

Path C:\Users\Admin\AppData\Roaming\QOISOJ.exe
Size 310KB
SHA256 8430a447b875833e64dac9eeecf93dc24510144e1221f5fc1febf0fd163e9f61
MD5 62a743cddbabfc4aa5da6f03c22b8b8f
SHA1 37f1d3cad65ce9f3767f0d3cca6f5fe050c49ad3
SHA512 0d0317de29d2aff85debd5c21163f3c70e0457926758d0de7c751398baa2d553e7303e61dda708370322eccbb840b35ca24c1fd6b9a260594ea278508e77784d
SSDEEP 6144:xiHfYjW0FaKqn5oOcoVrBwjM1Eb5886pe774364mwjAI:xiKphvOTUMml6GY
MD5 SHA1 SHA512 SSDEEP

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memory/2680-136-0x0000000008190000-0x0000000008734000-memory.dmp

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memory/2680-134-0x0000000000C10000-0x0000000000C64000-memory.dmp

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memory/2680-135-0x0000000007B40000-0x0000000007BDC000-memory.dmp

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memory/2680-137-0x0000000007C80000-0x0000000007D12000-memory.dmp

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memory/3908-128-0x00007FF922CB0000-0x00007FF922CC0000-memory.dmp

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memory/3908-129-0x000002071FD25000-0x000002071FD27000-memory.dmp

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memory/3908-127-0x00007FF922CB0000-0x00007FF922CC0000-memory.dmp

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memory/3908-126-0x00007FF922CB0000-0x00007FF922CC0000-memory.dmp

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memory/3908-133-0x000002071FD24000-0x000002071FD26000-memory.dmp

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memory/3908-124-0x00007FF922CB0000-0x00007FF922CC0000-memory.dmp

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memory/3908-125-0x00007FF922CB0000-0x00007FF922CC0000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads