Analysis
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max time kernel
92s -
max time network
137s -
platform
windows7_x64 -
resource
win7 -
submitted
18-08-2020 13:23
Static task
static1
Behavioral task
behavioral1
Sample
DHl Delivery reciept.exe
Resource
win7
Behavioral task
behavioral2
Sample
DHl Delivery reciept.exe
Resource
win10v200722
General
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Target
DHl Delivery reciept.exe
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Size
624KB
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MD5
2cfdae4ee4082225277048a7735c1561
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SHA1
da23e01a6e02dddfcd7a52b3822c28c5b16aafc2
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SHA256
8243c8a72e7a2021b4d956f5dafc19ded0162e9eb99f158f8da83660ea9368b5
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SHA512
764946c9a353ab7b4a71376efbfe143deaedfb753b6cf98489761b6fab442a79d07ef9b2e030f93f9bd9a3f7be7a65695e61f015da093dccfed8278be87df14a
Malware Config
Extracted
Protocol: smtp- Host:
mail.sapgroup.com.pk - Port:
587 - Username:
moin.ansari@sapgroup.com.pk - Password:
moin@26919
Signatures
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404 Keylogger
Information stealer and keylogger first seen in 2019.
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404 Keylogger Main Executable 6 IoCs
resource yara_rule behavioral1/memory/1408-3-0x0000000000400000-0x0000000000450000-memory.dmp family_404keylogger behavioral1/memory/1408-3-0x0000000000400000-0x0000000000450000-memory.dmp family_404keylogger behavioral1/memory/1408-4-0x0000000000270000-0x0000000000292000-memory.dmp family_404keylogger behavioral1/memory/1408-4-0x0000000000270000-0x0000000000292000-memory.dmp family_404keylogger behavioral1/memory/1408-6-0x0000000000220000-0x000000000023C000-memory.dmp family_404keylogger behavioral1/memory/1408-6-0x0000000000220000-0x000000000023C000-memory.dmp family_404keylogger -
resource yara_rule behavioral1/memory/1408-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1408-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1408-2-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1408-2-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1408-3-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1408-3-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1276 set thread context of 1408 1276 DHl Delivery reciept.exe 24 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1276 DHl Delivery reciept.exe 1408 DHl Delivery reciept.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1276 DHl Delivery reciept.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1408 DHl Delivery reciept.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1276 wrote to memory of 1408 1276 DHl Delivery reciept.exe 24 PID 1276 wrote to memory of 1408 1276 DHl Delivery reciept.exe 24 PID 1276 wrote to memory of 1408 1276 DHl Delivery reciept.exe 24 PID 1276 wrote to memory of 1408 1276 DHl Delivery reciept.exe 24
Processes
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C:\Users\Admin\AppData\Local\Temp\DHl Delivery reciept.exe"C:\Users\Admin\AppData\Local\Temp\DHl Delivery reciept.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Users\Admin\AppData\Local\Temp\DHl Delivery reciept.exe"C:\Users\Admin\AppData\Local\Temp\DHl Delivery reciept.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1408
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Network
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Remote address:8.8.8.8:53Requestcheckip.dyndns.orgIN AResponsecheckip.dyndns.orgIN CNAMEcheckip.dyndns.comcheckip.dyndns.comIN A216.146.43.70checkip.dyndns.comIN A131.186.113.70checkip.dyndns.comIN A216.146.43.71checkip.dyndns.comIN A162.88.193.70checkip.dyndns.comIN A131.186.161.70
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Remote address:216.146.43.70:80RequestGET / HTTP/1.1
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR1.0.3705;)
Host: checkip.dyndns.org
Connection: Keep-Alive
ResponseHTTP/1.1 200 OK
Server: DynDNS-CheckIP/1.0.1
Connection: close
Cache-Control: no-cache
Pragma: no-cache
Content-Length: 104
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Remote address:8.8.8.8:53Requestmail.sapgroup.com.pkIN AResponsemail.sapgroup.com.pkIN CNAMEsapgroup.com.pksapgroup.com.pkIN A95.215.225.23
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Remote address:8.8.8.8:53Requestmail.sapgroup.com.pkIN AResponsemail.sapgroup.com.pkIN CNAMEsapgroup.com.pksapgroup.com.pkIN A95.215.225.23
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Remote address:8.8.8.8:53Requestmail.sapgroup.com.pkIN AResponsemail.sapgroup.com.pkIN CNAMEsapgroup.com.pksapgroup.com.pkIN A95.215.225.23
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Remote address:8.8.8.8:53Requestwww.download.windowsupdate.comIN AResponsewww.download.windowsupdate.comIN CNAMEwu-fg-shim.trafficmanager.netwu-fg-shim.trafficmanager.netIN CNAME2-01-3cf7-0009.cdx.cedexis.net2-01-3cf7-0009.cdx.cedexis.netIN CNAMEwu.azureedge.netwu.azureedge.netIN CNAMEwu.ec.azureedge.netwu.ec.azureedge.netIN CNAMEwu.wpc.apr-52dd2.edgecastdns.netwu.wpc.apr-52dd2.edgecastdns.netIN CNAMEhlb.apr-52dd2-0.edgecastdns.nethlb.apr-52dd2-0.edgecastdns.netIN CNAMEcs11.wpc.v0cdn.netcs11.wpc.v0cdn.netIN A93.184.221.240
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Remote address:93.184.221.240:80ResponseHTTP/1.1 200 OK
Age: 601
Cache-Control: public,max-age=3600
Content-Type: application/vnd.ms-cab-compressed
Date: Tue, 18 Aug 2020 13:23:29 GMT
Etag: "0651c65d25ad61:0"
Last-Modified: Wed, 15 Jul 2020 18:04:34 GMT
Server: ECAcc (ama/8A9A)
X-Cache: HIT
X-CCC: NL
X-CID: 11
X-Powered-By: ASP.NET
Content-Length: 58139
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Remote address:93.184.221.240:80ResponseHTTP/1.1 304 Not Modified
Age: 601
Cache-Control: public,max-age=3600
Date: Tue, 18 Aug 2020 13:23:29 GMT
Etag: "0651c65d25ad61:0"
Last-Modified: Wed, 15 Jul 2020 18:04:34 GMT
Server: ECAcc (ama/8AC3)
X-Cache: HIT
X-CCC: NL
X-CID: 11
X-Powered-By: ASP.NET
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381 B 465 B 5 5
HTTP Request
GET http://checkip.dyndns.org/HTTP Response
200 -
3.8kB 7.3kB 29 27
-
1.9kB 60.9kB 28 46
HTTP Response
200HTTP Response
304
-
100 B 2
-
64 B 176 B 1 1
DNS Request
checkip.dyndns.org
DNS Response
216.146.43.70131.186.113.70216.146.43.71162.88.193.70131.186.161.70
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198 B 288 B 3 3
DNS Request
mail.sapgroup.com.pk
DNS Request
mail.sapgroup.com.pk
DNS Request
mail.sapgroup.com.pk
DNS Response
95.215.225.23
DNS Response
95.215.225.23
DNS Response
95.215.225.23
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76 B 325 B 1 1
DNS Request
www.download.windowsupdate.com
DNS Response
93.184.221.240